TSTP Solution File: GRP494-1 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : GRP494-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n019.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 600s
% DateTime : Sat Jul 16 10:41:43 EDT 2022

% Result   : Unsatisfiable 0.13s 0.38s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   50
%            Number of leaves      :   76
% Syntax   : Number of clauses     :  245 ( 123 unt;   0 nHn; 122 RR)
%            Number of literals    :  425 ( 424 equ; 183 neg)
%            Maximal clause size   :    3 (   1 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    3 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    5 (   5 usr;   2 con; 0-2 aty)
%            Number of variables   :  327 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(single_axiom,axiom,
    double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) = B ).

cnf(multiply,axiom,
    multiply(A,B) = double_divide(double_divide(B,A),identity) ).

cnf(inverse,axiom,
    inverse(A) = double_divide(A,identity) ).

cnf(identity,axiom,
    identity = double_divide(A,inverse(A)) ).

cnf(prove_these_axioms_2,negated_conjecture,
    multiply(identity,a2) != a2 ).

cnf(refute_0_0,plain,
    X = X,
    introduced(tautology,[refl,[$fot(X)]]) ).

cnf(refute_0_1,plain,
    ( X != X
    | X != Y
    | Y = X ),
    introduced(tautology,[equality,[$cnf( $equal(X,X) ),[0],$fot(Y)]]) ).

cnf(refute_0_2,plain,
    ( X != Y
    | Y = X ),
    inference(resolve,[$cnf( $equal(X,X) )],[refute_0_0,refute_0_1]) ).

cnf(refute_0_3,plain,
    ( inverse(A) != double_divide(A,identity)
    | double_divide(A,identity) = inverse(A) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(inverse(A))),bind(Y,$fot(double_divide(A,identity)))]]) ).

cnf(refute_0_4,plain,
    double_divide(A,identity) = inverse(A),
    inference(resolve,[$cnf( $equal(inverse(A),double_divide(A,identity)) )],[inverse,refute_0_3]) ).

cnf(refute_0_5,plain,
    double_divide(double_divide(B,A),identity) = inverse(double_divide(B,A)),
    inference(subst,[],[refute_0_4:[bind(A,$fot(double_divide(B,A)))]]) ).

cnf(refute_0_6,plain,
    ( multiply(A,B) != double_divide(double_divide(B,A),identity)
    | double_divide(double_divide(B,A),identity) != inverse(double_divide(B,A))
    | multiply(A,B) = inverse(double_divide(B,A)) ),
    introduced(tautology,[equality,[$cnf( ~ $equal(multiply(A,B),inverse(double_divide(B,A))) ),[0],$fot(double_divide(double_divide(B,A),identity))]]) ).

cnf(refute_0_7,plain,
    ( multiply(A,B) != double_divide(double_divide(B,A),identity)
    | multiply(A,B) = inverse(double_divide(B,A)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(B,A),identity),inverse(double_divide(B,A))) )],[refute_0_5,refute_0_6]) ).

cnf(refute_0_8,plain,
    multiply(A,B) = inverse(double_divide(B,A)),
    inference(resolve,[$cnf( $equal(multiply(A,B),double_divide(double_divide(B,A),identity)) )],[multiply,refute_0_7]) ).

cnf(refute_0_9,plain,
    multiply(identity,X_3) = inverse(double_divide(X_3,identity)),
    inference(subst,[],[refute_0_8:[bind(A,$fot(identity)),bind(B,$fot(X_3))]]) ).

cnf(refute_0_10,plain,
    inverse(X_3) = double_divide(X_3,identity),
    inference(subst,[],[inverse:[bind(A,$fot(X_3))]]) ).

cnf(refute_0_11,plain,
    ( inverse(X_3) != double_divide(X_3,identity)
    | double_divide(X_3,identity) = inverse(X_3) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(inverse(X_3))),bind(Y,$fot(double_divide(X_3,identity)))]]) ).

cnf(refute_0_12,plain,
    double_divide(X_3,identity) = inverse(X_3),
    inference(resolve,[$cnf( $equal(inverse(X_3),double_divide(X_3,identity)) )],[refute_0_10,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( multiply(identity,X_3) != inverse(double_divide(X_3,identity))
    | double_divide(X_3,identity) != inverse(X_3)
    | multiply(identity,X_3) = inverse(inverse(X_3)) ),
    introduced(tautology,[equality,[$cnf( $equal(multiply(identity,X_3),inverse(double_divide(X_3,identity))) ),[1,0],$fot(inverse(X_3))]]) ).

cnf(refute_0_14,plain,
    ( multiply(identity,X_3) != inverse(double_divide(X_3,identity))
    | multiply(identity,X_3) = inverse(inverse(X_3)) ),
    inference(resolve,[$cnf( $equal(double_divide(X_3,identity),inverse(X_3)) )],[refute_0_12,refute_0_13]) ).

cnf(refute_0_15,plain,
    multiply(identity,X_3) = inverse(inverse(X_3)),
    inference(resolve,[$cnf( $equal(multiply(identity,X_3),inverse(double_divide(X_3,identity))) )],[refute_0_9,refute_0_14]) ).

cnf(refute_0_16,plain,
    multiply(identity,a2) = inverse(inverse(a2)),
    inference(subst,[],[refute_0_15:[bind(X_3,$fot(a2))]]) ).

cnf(refute_0_17,plain,
    ( multiply(identity,a2) != inverse(inverse(a2))
    | inverse(inverse(a2)) != a2
    | multiply(identity,a2) = a2 ),
    introduced(tautology,[equality,[$cnf( ~ $equal(multiply(identity,a2),a2) ),[0],$fot(inverse(inverse(a2)))]]) ).

cnf(refute_0_18,plain,
    ( inverse(inverse(a2)) != a2
    | multiply(identity,a2) = a2 ),
    inference(resolve,[$cnf( $equal(multiply(identity,a2),inverse(inverse(a2))) )],[refute_0_16,refute_0_17]) ).

cnf(refute_0_19,plain,
    inverse(inverse(a2)) != a2,
    inference(resolve,[$cnf( $equal(multiply(identity,a2),a2) )],[refute_0_18,prove_these_axioms_2]) ).

cnf(refute_0_20,plain,
    double_divide(identity,identity) = inverse(identity),
    inference(subst,[],[refute_0_4:[bind(A,$fot(identity))]]) ).

cnf(refute_0_21,plain,
    double_divide(double_divide(B,C),double_divide(identity,identity)) = double_divide(double_divide(B,C),double_divide(identity,identity)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(B,C),double_divide(identity,identity)))]]) ).

cnf(refute_0_22,plain,
    ( double_divide(double_divide(B,C),double_divide(identity,identity)) != double_divide(double_divide(B,C),double_divide(identity,identity))
    | double_divide(identity,identity) != inverse(identity)
    | double_divide(double_divide(B,C),double_divide(identity,identity)) = double_divide(double_divide(B,C),inverse(identity)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(double_divide(B,C),double_divide(identity,identity))) ),[1,1],$fot(inverse(identity))]]) ).

cnf(refute_0_23,plain,
    ( double_divide(identity,identity) != inverse(identity)
    | double_divide(double_divide(B,C),double_divide(identity,identity)) = double_divide(double_divide(B,C),inverse(identity)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(double_divide(B,C),double_divide(identity,identity))) )],[refute_0_21,refute_0_22]) ).

cnf(refute_0_24,plain,
    double_divide(double_divide(B,C),double_divide(identity,identity)) = double_divide(double_divide(B,C),inverse(identity)),
    inference(resolve,[$cnf( $equal(double_divide(identity,identity),inverse(identity)) )],[refute_0_20,refute_0_23]) ).

cnf(refute_0_25,plain,
    double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) = double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)))]]) ).

cnf(refute_0_26,plain,
    ( double_divide(double_divide(B,C),double_divide(identity,identity)) != double_divide(double_divide(B,C),inverse(identity))
    | double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) != double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))
    | double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) = double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) ),[1,0],$fot(double_divide(double_divide(B,C),inverse(identity)))]]) ).

cnf(refute_0_27,plain,
    ( double_divide(double_divide(B,C),double_divide(identity,identity)) != double_divide(double_divide(B,C),inverse(identity))
    | double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) = double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) )],[refute_0_25,refute_0_26]) ).

cnf(refute_0_28,plain,
    double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) = double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(double_divide(B,C),inverse(identity))) )],[refute_0_24,refute_0_27]) ).

cnf(refute_0_29,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) = double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))))]]) ).

cnf(refute_0_30,plain,
    ( double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) != double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) != double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)))
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) = double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)))) ),[1,1],$fot(double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)))]]) ).

cnf(refute_0_31,plain,
    ( double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)) != double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) = double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)))) )],[refute_0_29,refute_0_30]) ).

cnf(refute_0_32,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) = double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C)),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) )],[refute_0_28,refute_0_31]) ).

cnf(refute_0_33,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) != B
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) != double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)))
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) = B ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),B) ),[0],$fot(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))))]]) ).

cnf(refute_0_34,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))) != B
    | double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) = B ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C)))) )],[refute_0_32,refute_0_33]) ).

cnf(refute_0_35,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),inverse(identity)),double_divide(A,C))) = B,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(B,C),double_divide(identity,identity)),double_divide(A,C))),B) )],[single_axiom,refute_0_34]) ).

cnf(refute_0_36,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,inverse(X_11)),inverse(identity)),double_divide(X_10,inverse(X_11)))) = X_11,
    inference(subst,[],[refute_0_35:[bind(A,$fot(X_10)),bind(B,$fot(X_11)),bind(C,$fot(inverse(X_11)))]]) ).

cnf(refute_0_37,plain,
    identity = double_divide(X_11,inverse(X_11)),
    inference(subst,[],[identity:[bind(A,$fot(X_11))]]) ).

cnf(refute_0_38,plain,
    ( identity != double_divide(X_11,inverse(X_11))
    | double_divide(X_11,inverse(X_11)) = identity ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(identity)),bind(Y,$fot(double_divide(X_11,inverse(X_11))))]]) ).

cnf(refute_0_39,plain,
    double_divide(X_11,inverse(X_11)) = identity,
    inference(resolve,[$cnf( $equal(identity,double_divide(X_11,inverse(X_11))) )],[refute_0_37,refute_0_38]) ).

cnf(refute_0_40,plain,
    ( double_divide(X_11,inverse(X_11)) != identity
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,inverse(X_11)),inverse(identity)),double_divide(X_10,inverse(X_11)))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,inverse(X_11)),inverse(identity)),double_divide(X_10,inverse(X_11)))),X_11) ),[0,1,0,0],$fot(identity)]]) ).

cnf(refute_0_41,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,inverse(X_11)),inverse(identity)),double_divide(X_10,inverse(X_11)))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(X_11,inverse(X_11)),identity) )],[refute_0_39,refute_0_40]) ).

cnf(refute_0_42,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,inverse(X_11)),inverse(identity)),double_divide(X_10,inverse(X_11)))),X_11) )],[refute_0_36,refute_0_41]) ).

cnf(refute_0_43,plain,
    ( identity != double_divide(A,inverse(A))
    | double_divide(A,inverse(A)) = identity ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(identity)),bind(Y,$fot(double_divide(A,inverse(A))))]]) ).

cnf(refute_0_44,plain,
    double_divide(A,inverse(A)) = identity,
    inference(resolve,[$cnf( $equal(identity,double_divide(A,inverse(A))) )],[identity,refute_0_43]) ).

cnf(refute_0_45,plain,
    double_divide(identity,inverse(identity)) = identity,
    inference(subst,[],[refute_0_44:[bind(A,$fot(identity))]]) ).

cnf(refute_0_46,plain,
    double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) = double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))))]]) ).

cnf(refute_0_47,plain,
    ( double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) != double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))
    | double_divide(identity,inverse(identity)) != identity
    | double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) = double_divide(identity,double_divide(X_10,inverse(X_11))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) ),[1,0],$fot(identity)]]) ).

cnf(refute_0_48,plain,
    ( double_divide(identity,inverse(identity)) != identity
    | double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) = double_divide(identity,double_divide(X_10,inverse(X_11))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) )],[refute_0_46,refute_0_47]) ).

cnf(refute_0_49,plain,
    double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) = double_divide(identity,double_divide(X_10,inverse(X_11))),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(identity)),identity) )],[refute_0_45,refute_0_48]) ).

cnf(refute_0_50,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))))]]) ).

cnf(refute_0_51,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) != double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))))
    | double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) != double_divide(identity,double_divide(X_10,inverse(X_11)))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))))) ),[1,1],$fot(double_divide(identity,double_divide(X_10,inverse(X_11))))]]) ).

cnf(refute_0_52,plain,
    ( double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))) != double_divide(identity,double_divide(X_10,inverse(X_11)))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))))) )],[refute_0_50,refute_0_51]) ).

cnf(refute_0_53,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) = double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11))),double_divide(identity,double_divide(X_10,inverse(X_11)))) )],[refute_0_49,refute_0_52]) ).

cnf(refute_0_54,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) != double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11))))
    | double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),X_11) ),[0],$fot(double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))))]]) ).

cnf(refute_0_55,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11))))) )],[refute_0_53,refute_0_54]) ).

cnf(refute_0_56,plain,
    double_divide(double_divide(identity,X_10),double_divide(identity,double_divide(X_10,inverse(X_11)))) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(identity,inverse(identity)),double_divide(X_10,inverse(X_11)))),X_11) )],[refute_0_42,refute_0_55]) ).

cnf(refute_0_57,plain,
    double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_11)))) = X_11,
    inference(subst,[],[refute_0_56:[bind(X_10,$fot(identity))]]) ).

cnf(refute_0_58,plain,
    double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = X_14,
    inference(subst,[],[refute_0_56:[bind(X_10,$fot(identity)),bind(X_11,$fot(X_14))]]) ).

cnf(refute_0_59,plain,
    ( double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != X_14
    | double_divide(identity,identity) != inverse(identity)
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = X_14 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_14)))),X_14) ),[0,0],$fot(inverse(identity))]]) ).

cnf(refute_0_60,plain,
    ( double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != X_14
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = X_14 ),
    inference(resolve,[$cnf( $equal(double_divide(identity,identity),inverse(identity)) )],[refute_0_20,refute_0_59]) ).

cnf(refute_0_61,plain,
    double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = X_14,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_14)))),X_14) )],[refute_0_58,refute_0_60]) ).

cnf(refute_0_62,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(X_10,identity))) = X_11,
    inference(subst,[],[refute_0_35:[bind(A,$fot(X_10)),bind(B,$fot(X_11)),bind(C,$fot(identity))]]) ).

cnf(refute_0_63,plain,
    inverse(X_10) = double_divide(X_10,identity),
    inference(subst,[],[inverse:[bind(A,$fot(X_10))]]) ).

cnf(refute_0_64,plain,
    ( inverse(X_10) != double_divide(X_10,identity)
    | double_divide(X_10,identity) = inverse(X_10) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(inverse(X_10))),bind(Y,$fot(double_divide(X_10,identity)))]]) ).

cnf(refute_0_65,plain,
    double_divide(X_10,identity) = inverse(X_10),
    inference(resolve,[$cnf( $equal(inverse(X_10),double_divide(X_10,identity)) )],[refute_0_63,refute_0_64]) ).

cnf(refute_0_66,plain,
    ( double_divide(X_10,identity) != inverse(X_10)
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(X_10,identity))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(X_10,identity))),X_11) ),[0,1,1],$fot(inverse(X_10))]]) ).

cnf(refute_0_67,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(X_10,identity))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(X_10,identity),inverse(X_10)) )],[refute_0_65,refute_0_66]) ).

cnf(refute_0_68,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(X_10,identity))),X_11) )],[refute_0_62,refute_0_67]) ).

cnf(refute_0_69,plain,
    double_divide(X_11,identity) = inverse(X_11),
    inference(subst,[],[refute_0_4:[bind(A,$fot(X_11))]]) ).

cnf(refute_0_70,plain,
    double_divide(double_divide(X_11,identity),inverse(identity)) = double_divide(double_divide(X_11,identity),inverse(identity)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(X_11,identity),inverse(identity)))]]) ).

cnf(refute_0_71,plain,
    ( double_divide(X_11,identity) != inverse(X_11)
    | double_divide(double_divide(X_11,identity),inverse(identity)) != double_divide(double_divide(X_11,identity),inverse(identity))
    | double_divide(double_divide(X_11,identity),inverse(identity)) = double_divide(inverse(X_11),inverse(identity)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(double_divide(X_11,identity),inverse(identity))) ),[1,0],$fot(inverse(X_11))]]) ).

cnf(refute_0_72,plain,
    ( double_divide(X_11,identity) != inverse(X_11)
    | double_divide(double_divide(X_11,identity),inverse(identity)) = double_divide(inverse(X_11),inverse(identity)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(double_divide(X_11,identity),inverse(identity))) )],[refute_0_70,refute_0_71]) ).

cnf(refute_0_73,plain,
    double_divide(double_divide(X_11,identity),inverse(identity)) = double_divide(inverse(X_11),inverse(identity)),
    inference(resolve,[$cnf( $equal(double_divide(X_11,identity),inverse(X_11)) )],[refute_0_69,refute_0_72]) ).

cnf(refute_0_74,plain,
    double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) = double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)))]]) ).

cnf(refute_0_75,plain,
    ( double_divide(double_divide(X_11,identity),inverse(identity)) != double_divide(inverse(X_11),inverse(identity))
    | double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) != double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))
    | double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) = double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) ),[1,0],$fot(double_divide(inverse(X_11),inverse(identity)))]]) ).

cnf(refute_0_76,plain,
    ( double_divide(double_divide(X_11,identity),inverse(identity)) != double_divide(inverse(X_11),inverse(identity))
    | double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) = double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) )],[refute_0_74,refute_0_75]) ).

cnf(refute_0_77,plain,
    double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) = double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(X_11,identity),inverse(identity)),double_divide(inverse(X_11),inverse(identity))) )],[refute_0_73,refute_0_76]) ).

cnf(refute_0_78,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))))]]) ).

cnf(refute_0_79,plain,
    ( double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) != double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) != double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)))) ),[1,1],$fot(double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))]]) ).

cnf(refute_0_80,plain,
    ( double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)) != double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)))) )],[refute_0_78,refute_0_79]) ).

cnf(refute_0_81,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10)),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) )],[refute_0_77,refute_0_80]) ).

cnf(refute_0_82,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) != double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),X_11) ),[0],$fot(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))))]]) ).

cnf(refute_0_83,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))) )],[refute_0_81,refute_0_82]) ).

cnf(refute_0_84,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(double_divide(X_11,identity),inverse(identity)),inverse(X_10))),X_11) )],[refute_0_68,refute_0_83]) ).

cnf(refute_0_85,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(double_divide(identity,X_15),inverse(identity)),inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(identity,X_15),
    inference(subst,[],[refute_0_35:[bind(B,$fot(double_divide(identity,X_15))),bind(C,$fot(inverse(identity)))]]) ).

cnf(refute_0_86,plain,
    double_divide(double_divide(identity,X_14),double_divide(identity,double_divide(X_14,inverse(X_14)))) = X_14,
    inference(subst,[],[refute_0_56:[bind(X_10,$fot(X_14)),bind(X_11,$fot(X_14))]]) ).

cnf(refute_0_87,plain,
    identity = double_divide(X_14,inverse(X_14)),
    inference(subst,[],[identity:[bind(A,$fot(X_14))]]) ).

cnf(refute_0_88,plain,
    ( identity != double_divide(X_14,inverse(X_14))
    | double_divide(X_14,inverse(X_14)) = identity ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(identity)),bind(Y,$fot(double_divide(X_14,inverse(X_14))))]]) ).

cnf(refute_0_89,plain,
    double_divide(X_14,inverse(X_14)) = identity,
    inference(resolve,[$cnf( $equal(identity,double_divide(X_14,inverse(X_14))) )],[refute_0_87,refute_0_88]) ).

cnf(refute_0_90,plain,
    ( double_divide(X_14,inverse(X_14)) != identity
    | double_divide(double_divide(identity,X_14),double_divide(identity,double_divide(X_14,inverse(X_14)))) != X_14
    | double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = X_14 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,double_divide(X_14,inverse(X_14)))),X_14) ),[0,1,1],$fot(identity)]]) ).

cnf(refute_0_91,plain,
    ( double_divide(double_divide(identity,X_14),double_divide(identity,double_divide(X_14,inverse(X_14)))) != X_14
    | double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = X_14 ),
    inference(resolve,[$cnf( $equal(double_divide(X_14,inverse(X_14)),identity) )],[refute_0_89,refute_0_90]) ).

cnf(refute_0_92,plain,
    double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = X_14,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,double_divide(X_14,inverse(X_14)))),X_14) )],[refute_0_86,refute_0_91]) ).

cnf(refute_0_93,plain,
    double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = double_divide(double_divide(identity,X_14),double_divide(identity,identity)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,X_14),double_divide(identity,identity)))]]) ).

cnf(refute_0_94,plain,
    ( double_divide(double_divide(identity,X_14),double_divide(identity,identity)) != double_divide(double_divide(identity,X_14),double_divide(identity,identity))
    | double_divide(identity,identity) != inverse(identity)
    | double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = double_divide(double_divide(identity,X_14),inverse(identity)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,identity)),double_divide(double_divide(identity,X_14),double_divide(identity,identity))) ),[1,1],$fot(inverse(identity))]]) ).

cnf(refute_0_95,plain,
    ( double_divide(identity,identity) != inverse(identity)
    | double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = double_divide(double_divide(identity,X_14),inverse(identity)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,identity)),double_divide(double_divide(identity,X_14),double_divide(identity,identity))) )],[refute_0_93,refute_0_94]) ).

cnf(refute_0_96,plain,
    double_divide(double_divide(identity,X_14),double_divide(identity,identity)) = double_divide(double_divide(identity,X_14),inverse(identity)),
    inference(resolve,[$cnf( $equal(double_divide(identity,identity),inverse(identity)) )],[refute_0_20,refute_0_95]) ).

cnf(refute_0_97,plain,
    ( double_divide(double_divide(identity,X_14),double_divide(identity,identity)) != X_14
    | double_divide(double_divide(identity,X_14),double_divide(identity,identity)) != double_divide(double_divide(identity,X_14),inverse(identity))
    | double_divide(double_divide(identity,X_14),inverse(identity)) = X_14 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,identity)),X_14) ),[0],$fot(double_divide(double_divide(identity,X_14),inverse(identity)))]]) ).

cnf(refute_0_98,plain,
    ( double_divide(double_divide(identity,X_14),double_divide(identity,identity)) != X_14
    | double_divide(double_divide(identity,X_14),inverse(identity)) = X_14 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,identity)),double_divide(double_divide(identity,X_14),inverse(identity))) )],[refute_0_96,refute_0_97]) ).

cnf(refute_0_99,plain,
    double_divide(double_divide(identity,X_14),inverse(identity)) = X_14,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),double_divide(identity,identity)),X_14) )],[refute_0_92,refute_0_98]) ).

cnf(refute_0_100,plain,
    double_divide(double_divide(identity,X_15),inverse(identity)) = X_15,
    inference(subst,[],[refute_0_99:[bind(X_14,$fot(X_15))]]) ).

cnf(refute_0_101,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(double_divide(identity,X_15),inverse(identity)),inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(identity,X_15)
    | double_divide(double_divide(identity,X_15),inverse(identity)) != X_15
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(identity,X_15) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(double_divide(identity,X_15),inverse(identity)),inverse(identity)),double_divide(A,inverse(identity)))),double_divide(identity,X_15)) ),[0,1,0,0],$fot(X_15)]]) ).

cnf(refute_0_102,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(double_divide(identity,X_15),inverse(identity)),inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(identity,X_15)
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(identity,X_15) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_15),inverse(identity)),X_15) )],[refute_0_100,refute_0_101]) ).

cnf(refute_0_103,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(identity,X_15),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(double_divide(double_divide(identity,X_15),inverse(identity)),inverse(identity)),double_divide(A,inverse(identity)))),double_divide(identity,X_15)) )],[refute_0_85,refute_0_102]) ).

cnf(refute_0_104,plain,
    double_divide(double_divide(identity,inverse(identity)),inverse(identity)) = inverse(identity),
    inference(subst,[],[refute_0_99:[bind(X_14,$fot(inverse(identity)))]]) ).

cnf(refute_0_105,plain,
    ( double_divide(double_divide(identity,inverse(identity)),inverse(identity)) != inverse(identity)
    | double_divide(identity,inverse(identity)) != identity
    | double_divide(identity,inverse(identity)) = inverse(identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,inverse(identity)),inverse(identity)),inverse(identity)) ),[0,0],$fot(identity)]]) ).

cnf(refute_0_106,plain,
    ( double_divide(double_divide(identity,inverse(identity)),inverse(identity)) != inverse(identity)
    | double_divide(identity,inverse(identity)) = inverse(identity) ),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(identity)),identity) )],[refute_0_45,refute_0_105]) ).

cnf(refute_0_107,plain,
    double_divide(identity,inverse(identity)) = inverse(identity),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,inverse(identity)),inverse(identity)),inverse(identity)) )],[refute_0_104,refute_0_106]) ).

cnf(refute_0_108,plain,
    ( double_divide(identity,inverse(identity)) != identity
    | double_divide(identity,inverse(identity)) != inverse(identity)
    | identity = inverse(identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(identity,inverse(identity)),inverse(identity)) ),[0],$fot(identity)]]) ).

cnf(refute_0_109,plain,
    ( double_divide(identity,inverse(identity)) != inverse(identity)
    | identity = inverse(identity) ),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(identity)),identity) )],[refute_0_45,refute_0_108]) ).

cnf(refute_0_110,plain,
    identity = inverse(identity),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(identity)),inverse(identity)) )],[refute_0_107,refute_0_109]) ).

cnf(refute_0_111,plain,
    ( identity != inverse(identity)
    | inverse(identity) = identity ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(identity)),bind(Y,$fot(inverse(identity)))]]) ).

cnf(refute_0_112,plain,
    inverse(identity) = identity,
    inference(resolve,[$cnf( $equal(identity,inverse(identity)) )],[refute_0_110,refute_0_111]) ).

cnf(refute_0_113,plain,
    double_divide(A,inverse(identity)) = double_divide(A,inverse(identity)),
    introduced(tautology,[refl,[$fot(double_divide(A,inverse(identity)))]]) ).

cnf(refute_0_114,plain,
    ( double_divide(A,inverse(identity)) != double_divide(A,inverse(identity))
    | inverse(identity) != identity
    | double_divide(A,inverse(identity)) = double_divide(A,identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(A,inverse(identity)),double_divide(A,inverse(identity))) ),[1,1],$fot(identity)]]) ).

cnf(refute_0_115,plain,
    ( inverse(identity) != identity
    | double_divide(A,inverse(identity)) = double_divide(A,identity) ),
    inference(resolve,[$cnf( $equal(double_divide(A,inverse(identity)),double_divide(A,inverse(identity))) )],[refute_0_113,refute_0_114]) ).

cnf(refute_0_116,plain,
    double_divide(A,inverse(identity)) = double_divide(A,identity),
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_115]) ).

cnf(refute_0_117,plain,
    ( Y != X
    | Y != Z
    | X = Z ),
    introduced(tautology,[equality,[$cnf( $equal(Y,Z) ),[0],$fot(X)]]) ).

cnf(refute_0_118,plain,
    ( X != Y
    | Y != Z
    | X = Z ),
    inference(resolve,[$cnf( $equal(Y,X) )],[refute_0_2,refute_0_117]) ).

cnf(refute_0_119,plain,
    ( double_divide(A,identity) != inverse(A)
    | double_divide(A,inverse(identity)) != double_divide(A,identity)
    | double_divide(A,inverse(identity)) = inverse(A) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(A,inverse(identity)))),bind(Y,$fot(double_divide(A,identity))),bind(Z,$fot(inverse(A)))]]) ).

cnf(refute_0_120,plain,
    ( double_divide(A,identity) != inverse(A)
    | double_divide(A,inverse(identity)) = inverse(A) ),
    inference(resolve,[$cnf( $equal(double_divide(A,inverse(identity)),double_divide(A,identity)) )],[refute_0_116,refute_0_119]) ).

cnf(refute_0_121,plain,
    double_divide(A,inverse(identity)) = inverse(A),
    inference(resolve,[$cnf( $equal(double_divide(A,identity),inverse(A)) )],[refute_0_4,refute_0_120]) ).

cnf(refute_0_122,plain,
    double_divide(inverse(X_15),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),double_divide(A,inverse(identity))),
    introduced(tautology,[refl,[$fot(double_divide(inverse(X_15),double_divide(A,inverse(identity))))]]) ).

cnf(refute_0_123,plain,
    ( double_divide(A,inverse(identity)) != inverse(A)
    | double_divide(inverse(X_15),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),double_divide(A,inverse(identity)))
    | double_divide(inverse(X_15),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(inverse(X_15),double_divide(A,inverse(identity))),double_divide(inverse(X_15),double_divide(A,inverse(identity)))) ),[1,1],$fot(inverse(A))]]) ).

cnf(refute_0_124,plain,
    ( double_divide(A,inverse(identity)) != inverse(A)
    | double_divide(inverse(X_15),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)) ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_15),double_divide(A,inverse(identity))),double_divide(inverse(X_15),double_divide(A,inverse(identity)))) )],[refute_0_122,refute_0_123]) ).

cnf(refute_0_125,plain,
    double_divide(inverse(X_15),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)),
    inference(resolve,[$cnf( $equal(double_divide(A,inverse(identity)),inverse(A)) )],[refute_0_121,refute_0_124]) ).

cnf(refute_0_126,plain,
    double_divide(X_15,identity) = inverse(X_15),
    inference(subst,[],[refute_0_4:[bind(A,$fot(X_15))]]) ).

cnf(refute_0_127,plain,
    double_divide(X_15,inverse(identity)) = double_divide(X_15,inverse(identity)),
    introduced(tautology,[refl,[$fot(double_divide(X_15,inverse(identity)))]]) ).

cnf(refute_0_128,plain,
    ( double_divide(X_15,inverse(identity)) != double_divide(X_15,inverse(identity))
    | inverse(identity) != identity
    | double_divide(X_15,inverse(identity)) = double_divide(X_15,identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(X_15,inverse(identity)),double_divide(X_15,inverse(identity))) ),[1,1],$fot(identity)]]) ).

cnf(refute_0_129,plain,
    ( inverse(identity) != identity
    | double_divide(X_15,inverse(identity)) = double_divide(X_15,identity) ),
    inference(resolve,[$cnf( $equal(double_divide(X_15,inverse(identity)),double_divide(X_15,inverse(identity))) )],[refute_0_127,refute_0_128]) ).

cnf(refute_0_130,plain,
    double_divide(X_15,inverse(identity)) = double_divide(X_15,identity),
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_129]) ).

cnf(refute_0_131,plain,
    ( double_divide(X_15,identity) != inverse(X_15)
    | double_divide(X_15,inverse(identity)) != double_divide(X_15,identity)
    | double_divide(X_15,inverse(identity)) = inverse(X_15) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(X_15,inverse(identity)))),bind(Y,$fot(double_divide(X_15,identity))),bind(Z,$fot(inverse(X_15)))]]) ).

cnf(refute_0_132,plain,
    ( double_divide(X_15,identity) != inverse(X_15)
    | double_divide(X_15,inverse(identity)) = inverse(X_15) ),
    inference(resolve,[$cnf( $equal(double_divide(X_15,inverse(identity)),double_divide(X_15,identity)) )],[refute_0_130,refute_0_131]) ).

cnf(refute_0_133,plain,
    double_divide(X_15,inverse(identity)) = inverse(X_15),
    inference(resolve,[$cnf( $equal(double_divide(X_15,identity),inverse(X_15)) )],[refute_0_126,refute_0_132]) ).

cnf(refute_0_134,plain,
    double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))))]]) ).

cnf(refute_0_135,plain,
    ( double_divide(X_15,inverse(identity)) != inverse(X_15)
    | double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) != double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))
    | double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),double_divide(A,inverse(identity))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) ),[1,0],$fot(inverse(X_15))]]) ).

cnf(refute_0_136,plain,
    ( double_divide(X_15,inverse(identity)) != inverse(X_15)
    | double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),double_divide(A,inverse(identity))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) )],[refute_0_134,refute_0_135]) ).

cnf(refute_0_137,plain,
    double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),double_divide(A,inverse(identity))),
    inference(resolve,[$cnf( $equal(double_divide(X_15,inverse(identity)),inverse(X_15)) )],[refute_0_133,refute_0_136]) ).

cnf(refute_0_138,plain,
    ( double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),double_divide(A,inverse(identity)))
    | double_divide(inverse(X_15),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),inverse(A))
    | double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))))),bind(Y,$fot(double_divide(inverse(X_15),double_divide(A,inverse(identity))))),bind(Z,$fot(double_divide(inverse(X_15),inverse(A))))]]) ).

cnf(refute_0_139,plain,
    ( double_divide(inverse(X_15),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),inverse(A))
    | double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))),double_divide(inverse(X_15),double_divide(A,inverse(identity)))) )],[refute_0_137,refute_0_138]) ).

cnf(refute_0_140,plain,
    double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) = double_divide(inverse(X_15),inverse(A)),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_15),double_divide(A,inverse(identity))),double_divide(inverse(X_15),inverse(A))) )],[refute_0_125,refute_0_139]) ).

cnf(refute_0_141,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))))]]) ).

cnf(refute_0_142,plain,
    ( double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),inverse(A))
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))))
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))))) ),[1,1],$fot(double_divide(inverse(X_15),inverse(A)))]]) ).

cnf(refute_0_143,plain,
    ( double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))) != double_divide(inverse(X_15),inverse(A))
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))))) )],[refute_0_141,refute_0_142]) ).

cnf(refute_0_144,plain,
    double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) = double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity))),double_divide(inverse(X_15),inverse(A))) )],[refute_0_140,refute_0_143]) ).

cnf(refute_0_145,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A)))
    | double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(identity,X_15)
    | double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))) = double_divide(identity,X_15) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),double_divide(identity,X_15)) ),[0],$fot(double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))))]]) ).

cnf(refute_0_146,plain,
    ( double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))) != double_divide(identity,X_15)
    | double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))) = double_divide(identity,X_15) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A)))) )],[refute_0_144,refute_0_145]) ).

cnf(refute_0_147,plain,
    double_divide(double_divide(identity,A),double_divide(inverse(X_15),inverse(A))) = double_divide(identity,X_15),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,A),double_divide(double_divide(X_15,inverse(identity)),double_divide(A,inverse(identity)))),double_divide(identity,X_15)) )],[refute_0_103,refute_0_146]) ).

cnf(refute_0_148,plain,
    double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))) = double_divide(identity,inverse(X_11)),
    inference(subst,[],[refute_0_147:[bind(A,$fot(X_10)),bind(X_15,$fot(inverse(X_11)))]]) ).

cnf(refute_0_149,plain,
    double_divide(inverse(X_11),identity) = inverse(inverse(X_11)),
    inference(subst,[],[refute_0_4:[bind(A,$fot(inverse(X_11)))]]) ).

cnf(refute_0_150,plain,
    double_divide(inverse(X_11),inverse(identity)) = double_divide(inverse(X_11),inverse(identity)),
    introduced(tautology,[refl,[$fot(double_divide(inverse(X_11),inverse(identity)))]]) ).

cnf(refute_0_151,plain,
    ( double_divide(inverse(X_11),inverse(identity)) != double_divide(inverse(X_11),inverse(identity))
    | inverse(identity) != identity
    | double_divide(inverse(X_11),inverse(identity)) = double_divide(inverse(X_11),identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(inverse(X_11),inverse(identity)),double_divide(inverse(X_11),inverse(identity))) ),[1,1],$fot(identity)]]) ).

cnf(refute_0_152,plain,
    ( inverse(identity) != identity
    | double_divide(inverse(X_11),inverse(identity)) = double_divide(inverse(X_11),identity) ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_11),inverse(identity)),double_divide(inverse(X_11),inverse(identity))) )],[refute_0_150,refute_0_151]) ).

cnf(refute_0_153,plain,
    double_divide(inverse(X_11),inverse(identity)) = double_divide(inverse(X_11),identity),
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_152]) ).

cnf(refute_0_154,plain,
    ( double_divide(inverse(X_11),identity) != inverse(inverse(X_11))
    | double_divide(inverse(X_11),inverse(identity)) != double_divide(inverse(X_11),identity)
    | double_divide(inverse(X_11),inverse(identity)) = inverse(inverse(X_11)) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(inverse(X_11),inverse(identity)))),bind(Y,$fot(double_divide(inverse(X_11),identity))),bind(Z,$fot(inverse(inverse(X_11))))]]) ).

cnf(refute_0_155,plain,
    ( double_divide(inverse(X_11),identity) != inverse(inverse(X_11))
    | double_divide(inverse(X_11),inverse(identity)) = inverse(inverse(X_11)) ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_11),inverse(identity)),double_divide(inverse(X_11),identity)) )],[refute_0_153,refute_0_154]) ).

cnf(refute_0_156,plain,
    double_divide(inverse(X_11),inverse(identity)) = inverse(inverse(X_11)),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_11),identity),inverse(inverse(X_11))) )],[refute_0_149,refute_0_155]) ).

cnf(refute_0_157,plain,
    double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) = double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))]]) ).

cnf(refute_0_158,plain,
    ( double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) != double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))
    | double_divide(inverse(X_11),inverse(identity)) != inverse(inverse(X_11))
    | double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) = double_divide(inverse(inverse(X_11)),inverse(X_10)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) ),[1,0],$fot(inverse(inverse(X_11)))]]) ).

cnf(refute_0_159,plain,
    ( double_divide(inverse(X_11),inverse(identity)) != inverse(inverse(X_11))
    | double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) = double_divide(inverse(inverse(X_11)),inverse(X_10)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) )],[refute_0_157,refute_0_158]) ).

cnf(refute_0_160,plain,
    double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) = double_divide(inverse(inverse(X_11)),inverse(X_10)),
    inference(resolve,[$cnf( $equal(double_divide(inverse(X_11),inverse(identity)),inverse(inverse(X_11))) )],[refute_0_156,refute_0_159]) ).

cnf(refute_0_161,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))))]]) ).

cnf(refute_0_162,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) != double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))
    | double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) != double_divide(inverse(inverse(X_11)),inverse(X_10))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))) ),[1,1],$fot(double_divide(inverse(inverse(X_11)),inverse(X_10)))]]) ).

cnf(refute_0_163,plain,
    ( double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)) != double_divide(inverse(inverse(X_11)),inverse(X_10))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)))) )],[refute_0_161,refute_0_162]) ).

cnf(refute_0_164,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10)),double_divide(inverse(inverse(X_11)),inverse(X_10))) )],[refute_0_160,refute_0_163]) ).

cnf(refute_0_165,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) != double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10)))
    | double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))) != double_divide(identity,inverse(X_11))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(identity,inverse(X_11)) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))))),bind(Y,$fot(double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))))),bind(Z,$fot(double_divide(identity,inverse(X_11))))]]) ).

cnf(refute_0_166,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))) != double_divide(identity,inverse(X_11))
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(identity,inverse(X_11)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10)))) )],[refute_0_164,refute_0_165]) ).

cnf(refute_0_167,plain,
    double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) = double_divide(identity,inverse(X_11)),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(inverse(inverse(X_11)),inverse(X_10))),double_divide(identity,inverse(X_11))) )],[refute_0_148,refute_0_166]) ).

cnf(refute_0_168,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) != X_11
    | double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) != double_divide(identity,inverse(X_11))
    | double_divide(identity,inverse(X_11)) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),X_11) ),[0],$fot(double_divide(identity,inverse(X_11)))]]) ).

cnf(refute_0_169,plain,
    ( double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))) != X_11
    | double_divide(identity,inverse(X_11)) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),double_divide(identity,inverse(X_11))) )],[refute_0_167,refute_0_168]) ).

cnf(refute_0_170,plain,
    double_divide(identity,inverse(X_11)) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_10),double_divide(double_divide(inverse(X_11),inverse(identity)),inverse(X_10))),X_11) )],[refute_0_84,refute_0_169]) ).

cnf(refute_0_171,plain,
    double_divide(identity,inverse(X_14)) = X_14,
    inference(subst,[],[refute_0_170:[bind(X_11,$fot(X_14))]]) ).

cnf(refute_0_172,plain,
    double_divide(identity,double_divide(identity,inverse(X_14))) = double_divide(identity,double_divide(identity,inverse(X_14))),
    introduced(tautology,[refl,[$fot(double_divide(identity,double_divide(identity,inverse(X_14))))]]) ).

cnf(refute_0_173,plain,
    ( double_divide(identity,double_divide(identity,inverse(X_14))) != double_divide(identity,double_divide(identity,inverse(X_14)))
    | double_divide(identity,inverse(X_14)) != X_14
    | double_divide(identity,double_divide(identity,inverse(X_14))) = double_divide(identity,X_14) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(identity,double_divide(identity,inverse(X_14))),double_divide(identity,double_divide(identity,inverse(X_14)))) ),[1,1],$fot(X_14)]]) ).

cnf(refute_0_174,plain,
    ( double_divide(identity,inverse(X_14)) != X_14
    | double_divide(identity,double_divide(identity,inverse(X_14))) = double_divide(identity,X_14) ),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,inverse(X_14))),double_divide(identity,double_divide(identity,inverse(X_14)))) )],[refute_0_172,refute_0_173]) ).

cnf(refute_0_175,plain,
    double_divide(identity,double_divide(identity,inverse(X_14))) = double_divide(identity,X_14),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(X_14)),X_14) )],[refute_0_171,refute_0_174]) ).

cnf(refute_0_176,plain,
    double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))),
    introduced(tautology,[refl,[$fot(double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))))]]) ).

cnf(refute_0_177,plain,
    ( double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14))))
    | double_divide(identity,double_divide(identity,inverse(X_14))) != double_divide(identity,X_14)
    | double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14))))) ),[1,1],$fot(double_divide(identity,X_14))]]) ).

cnf(refute_0_178,plain,
    ( double_divide(identity,double_divide(identity,inverse(X_14))) != double_divide(identity,X_14)
    | double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)) ),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14))))) )],[refute_0_176,refute_0_177]) ).

cnf(refute_0_179,plain,
    double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,inverse(X_14))),double_divide(identity,X_14)) )],[refute_0_175,refute_0_178]) ).

cnf(refute_0_180,plain,
    double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),
    introduced(tautology,[refl,[$fot(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))))]]) ).

cnf(refute_0_181,plain,
    ( double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14))))
    | inverse(identity) != identity
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14))))) ),[1,0],$fot(identity)]]) ).

cnf(refute_0_182,plain,
    ( inverse(identity) != identity
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14))))) )],[refute_0_180,refute_0_181]) ).

cnf(refute_0_183,plain,
    double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))),
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_182]) ).

cnf(refute_0_184,plain,
    ( double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(identity,double_divide(identity,X_14))
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14))))
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))))),bind(Y,$fot(double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))))),bind(Z,$fot(double_divide(identity,double_divide(identity,X_14))))]]) ).

cnf(refute_0_185,plain,
    ( double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(identity,double_divide(identity,X_14))
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)) ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14))))) )],[refute_0_183,refute_0_184]) ).

cnf(refute_0_186,plain,
    double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) = double_divide(identity,double_divide(identity,X_14)),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(identity,double_divide(identity,X_14))) )],[refute_0_179,refute_0_185]) ).

cnf(refute_0_187,plain,
    ( double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != X_14
    | double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != double_divide(identity,double_divide(identity,X_14))
    | double_divide(identity,double_divide(identity,X_14)) = X_14 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),X_14) ),[0],$fot(double_divide(identity,double_divide(identity,X_14)))]]) ).

cnf(refute_0_188,plain,
    ( double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))) != X_14
    | double_divide(identity,double_divide(identity,X_14)) = X_14 ),
    inference(resolve,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),double_divide(identity,double_divide(identity,X_14))) )],[refute_0_186,refute_0_187]) ).

cnf(refute_0_189,plain,
    double_divide(identity,double_divide(identity,X_14)) = X_14,
    inference(resolve,[$cnf( $equal(double_divide(inverse(identity),double_divide(identity,double_divide(identity,inverse(X_14)))),X_14) )],[refute_0_61,refute_0_188]) ).

cnf(refute_0_190,plain,
    double_divide(identity,double_divide(identity,inverse(X_11))) = inverse(X_11),
    inference(subst,[],[refute_0_189:[bind(X_14,$fot(inverse(X_11)))]]) ).

cnf(refute_0_191,plain,
    ( double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_11)))) != X_11
    | double_divide(identity,double_divide(identity,inverse(X_11))) != inverse(X_11)
    | double_divide(double_divide(identity,identity),inverse(X_11)) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_11)))),X_11) ),[0,1],$fot(inverse(X_11))]]) ).

cnf(refute_0_192,plain,
    ( double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_11)))) != X_11
    | double_divide(double_divide(identity,identity),inverse(X_11)) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,inverse(X_11))),inverse(X_11)) )],[refute_0_190,refute_0_191]) ).

cnf(refute_0_193,plain,
    double_divide(double_divide(identity,identity),inverse(X_11)) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),double_divide(identity,double_divide(identity,inverse(X_11)))),X_11) )],[refute_0_57,refute_0_192]) ).

cnf(refute_0_194,plain,
    multiply(double_divide(identity,X_17),identity) = inverse(double_divide(identity,double_divide(identity,X_17))),
    inference(subst,[],[refute_0_8:[bind(A,$fot(double_divide(identity,X_17))),bind(B,$fot(identity))]]) ).

cnf(refute_0_195,plain,
    double_divide(identity,double_divide(identity,X_17)) = X_17,
    inference(subst,[],[refute_0_189:[bind(X_14,$fot(X_17))]]) ).

cnf(refute_0_196,plain,
    ( multiply(double_divide(identity,X_17),identity) != inverse(double_divide(identity,double_divide(identity,X_17)))
    | double_divide(identity,double_divide(identity,X_17)) != X_17
    | multiply(double_divide(identity,X_17),identity) = inverse(X_17) ),
    introduced(tautology,[equality,[$cnf( $equal(multiply(double_divide(identity,X_17),identity),inverse(double_divide(identity,double_divide(identity,X_17)))) ),[1,0],$fot(X_17)]]) ).

cnf(refute_0_197,plain,
    ( multiply(double_divide(identity,X_17),identity) != inverse(double_divide(identity,double_divide(identity,X_17)))
    | multiply(double_divide(identity,X_17),identity) = inverse(X_17) ),
    inference(resolve,[$cnf( $equal(double_divide(identity,double_divide(identity,X_17)),X_17) )],[refute_0_195,refute_0_196]) ).

cnf(refute_0_198,plain,
    multiply(double_divide(identity,X_17),identity) = inverse(X_17),
    inference(resolve,[$cnf( $equal(multiply(double_divide(identity,X_17),identity),inverse(double_divide(identity,double_divide(identity,X_17)))) )],[refute_0_194,refute_0_197]) ).

cnf(refute_0_199,plain,
    ( multiply(A,B) != inverse(double_divide(B,A))
    | inverse(double_divide(B,A)) = multiply(A,B) ),
    inference(subst,[],[refute_0_2:[bind(X,$fot(multiply(A,B))),bind(Y,$fot(inverse(double_divide(B,A))))]]) ).

cnf(refute_0_200,plain,
    inverse(double_divide(B,A)) = multiply(A,B),
    inference(resolve,[$cnf( $equal(multiply(A,B),inverse(double_divide(B,A))) )],[refute_0_8,refute_0_199]) ).

cnf(refute_0_201,plain,
    inverse(double_divide(identity,X_14)) = multiply(X_14,identity),
    inference(subst,[],[refute_0_200:[bind(A,$fot(X_14)),bind(B,$fot(identity))]]) ).

cnf(refute_0_202,plain,
    double_divide(double_divide(identity,X_14),identity) = inverse(double_divide(identity,X_14)),
    inference(subst,[],[refute_0_4:[bind(A,$fot(double_divide(identity,X_14)))]]) ).

cnf(refute_0_203,plain,
    ( double_divide(double_divide(identity,X_14),identity) != inverse(double_divide(identity,X_14))
    | inverse(double_divide(identity,X_14)) != multiply(X_14,identity)
    | double_divide(double_divide(identity,X_14),identity) = multiply(X_14,identity) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(double_divide(identity,X_14),identity))),bind(Y,$fot(inverse(double_divide(identity,X_14)))),bind(Z,$fot(multiply(X_14,identity)))]]) ).

cnf(refute_0_204,plain,
    ( inverse(double_divide(identity,X_14)) != multiply(X_14,identity)
    | double_divide(double_divide(identity,X_14),identity) = multiply(X_14,identity) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),identity),inverse(double_divide(identity,X_14))) )],[refute_0_202,refute_0_203]) ).

cnf(refute_0_205,plain,
    double_divide(double_divide(identity,X_14),identity) = multiply(X_14,identity),
    inference(resolve,[$cnf( $equal(inverse(double_divide(identity,X_14)),multiply(X_14,identity)) )],[refute_0_201,refute_0_204]) ).

cnf(refute_0_206,plain,
    double_divide(double_divide(identity,X_14),inverse(identity)) = double_divide(double_divide(identity,X_14),inverse(identity)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,X_14),inverse(identity)))]]) ).

cnf(refute_0_207,plain,
    ( double_divide(double_divide(identity,X_14),inverse(identity)) != double_divide(double_divide(identity,X_14),inverse(identity))
    | inverse(identity) != identity
    | double_divide(double_divide(identity,X_14),inverse(identity)) = double_divide(double_divide(identity,X_14),identity) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),double_divide(double_divide(identity,X_14),inverse(identity))) ),[1,1],$fot(identity)]]) ).

cnf(refute_0_208,plain,
    ( inverse(identity) != identity
    | double_divide(double_divide(identity,X_14),inverse(identity)) = double_divide(double_divide(identity,X_14),identity) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),double_divide(double_divide(identity,X_14),inverse(identity))) )],[refute_0_206,refute_0_207]) ).

cnf(refute_0_209,plain,
    double_divide(double_divide(identity,X_14),inverse(identity)) = double_divide(double_divide(identity,X_14),identity),
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_208]) ).

cnf(refute_0_210,plain,
    ( double_divide(double_divide(identity,X_14),identity) != multiply(X_14,identity)
    | double_divide(double_divide(identity,X_14),inverse(identity)) != double_divide(double_divide(identity,X_14),identity)
    | double_divide(double_divide(identity,X_14),inverse(identity)) = multiply(X_14,identity) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(double_divide(identity,X_14),inverse(identity)))),bind(Y,$fot(double_divide(double_divide(identity,X_14),identity))),bind(Z,$fot(multiply(X_14,identity)))]]) ).

cnf(refute_0_211,plain,
    ( double_divide(double_divide(identity,X_14),identity) != multiply(X_14,identity)
    | double_divide(double_divide(identity,X_14),inverse(identity)) = multiply(X_14,identity) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),double_divide(double_divide(identity,X_14),identity)) )],[refute_0_209,refute_0_210]) ).

cnf(refute_0_212,plain,
    double_divide(double_divide(identity,X_14),inverse(identity)) = multiply(X_14,identity),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),identity),multiply(X_14,identity)) )],[refute_0_205,refute_0_211]) ).

cnf(refute_0_213,plain,
    ( double_divide(double_divide(identity,X_14),inverse(identity)) != X_14
    | double_divide(double_divide(identity,X_14),inverse(identity)) != multiply(X_14,identity)
    | multiply(X_14,identity) = X_14 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),X_14) ),[0],$fot(multiply(X_14,identity))]]) ).

cnf(refute_0_214,plain,
    ( double_divide(double_divide(identity,X_14),inverse(identity)) != X_14
    | multiply(X_14,identity) = X_14 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),multiply(X_14,identity)) )],[refute_0_212,refute_0_213]) ).

cnf(refute_0_215,plain,
    multiply(X_14,identity) = X_14,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,X_14),inverse(identity)),X_14) )],[refute_0_99,refute_0_214]) ).

cnf(refute_0_216,plain,
    multiply(double_divide(identity,X_17),identity) = double_divide(identity,X_17),
    inference(subst,[],[refute_0_215:[bind(X_14,$fot(double_divide(identity,X_17)))]]) ).

cnf(refute_0_217,plain,
    ( multiply(double_divide(identity,X_17),identity) != double_divide(identity,X_17)
    | multiply(double_divide(identity,X_17),identity) != inverse(X_17)
    | double_divide(identity,X_17) = inverse(X_17) ),
    introduced(tautology,[equality,[$cnf( $equal(multiply(double_divide(identity,X_17),identity),inverse(X_17)) ),[0],$fot(double_divide(identity,X_17))]]) ).

cnf(refute_0_218,plain,
    ( multiply(double_divide(identity,X_17),identity) != inverse(X_17)
    | double_divide(identity,X_17) = inverse(X_17) ),
    inference(resolve,[$cnf( $equal(multiply(double_divide(identity,X_17),identity),double_divide(identity,X_17)) )],[refute_0_216,refute_0_217]) ).

cnf(refute_0_219,plain,
    double_divide(identity,X_17) = inverse(X_17),
    inference(resolve,[$cnf( $equal(multiply(double_divide(identity,X_17),identity),inverse(X_17)) )],[refute_0_198,refute_0_218]) ).

cnf(refute_0_220,plain,
    double_divide(identity,inverse(X_11)) = inverse(inverse(X_11)),
    inference(subst,[],[refute_0_219:[bind(X_17,$fot(inverse(X_11)))]]) ).

cnf(refute_0_221,plain,
    ( double_divide(identity,identity) != inverse(identity)
    | inverse(identity) != identity
    | double_divide(identity,identity) = identity ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(identity,identity))),bind(Y,$fot(inverse(identity))),bind(Z,$fot(identity))]]) ).

cnf(refute_0_222,plain,
    ( inverse(identity) != identity
    | double_divide(identity,identity) = identity ),
    inference(resolve,[$cnf( $equal(double_divide(identity,identity),inverse(identity)) )],[refute_0_20,refute_0_221]) ).

cnf(refute_0_223,plain,
    double_divide(identity,identity) = identity,
    inference(resolve,[$cnf( $equal(inverse(identity),identity) )],[refute_0_112,refute_0_222]) ).

cnf(refute_0_224,plain,
    double_divide(double_divide(identity,identity),inverse(X_11)) = double_divide(double_divide(identity,identity),inverse(X_11)),
    introduced(tautology,[refl,[$fot(double_divide(double_divide(identity,identity),inverse(X_11)))]]) ).

cnf(refute_0_225,plain,
    ( double_divide(double_divide(identity,identity),inverse(X_11)) != double_divide(double_divide(identity,identity),inverse(X_11))
    | double_divide(identity,identity) != identity
    | double_divide(double_divide(identity,identity),inverse(X_11)) = double_divide(identity,inverse(X_11)) ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),double_divide(double_divide(identity,identity),inverse(X_11))) ),[1,0],$fot(identity)]]) ).

cnf(refute_0_226,plain,
    ( double_divide(identity,identity) != identity
    | double_divide(double_divide(identity,identity),inverse(X_11)) = double_divide(identity,inverse(X_11)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),double_divide(double_divide(identity,identity),inverse(X_11))) )],[refute_0_224,refute_0_225]) ).

cnf(refute_0_227,plain,
    double_divide(double_divide(identity,identity),inverse(X_11)) = double_divide(identity,inverse(X_11)),
    inference(resolve,[$cnf( $equal(double_divide(identity,identity),identity) )],[refute_0_223,refute_0_226]) ).

cnf(refute_0_228,plain,
    ( double_divide(double_divide(identity,identity),inverse(X_11)) != double_divide(identity,inverse(X_11))
    | double_divide(identity,inverse(X_11)) != inverse(inverse(X_11))
    | double_divide(double_divide(identity,identity),inverse(X_11)) = inverse(inverse(X_11)) ),
    inference(subst,[],[refute_0_118:[bind(X,$fot(double_divide(double_divide(identity,identity),inverse(X_11)))),bind(Y,$fot(double_divide(identity,inverse(X_11)))),bind(Z,$fot(inverse(inverse(X_11))))]]) ).

cnf(refute_0_229,plain,
    ( double_divide(identity,inverse(X_11)) != inverse(inverse(X_11))
    | double_divide(double_divide(identity,identity),inverse(X_11)) = inverse(inverse(X_11)) ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),double_divide(identity,inverse(X_11))) )],[refute_0_227,refute_0_228]) ).

cnf(refute_0_230,plain,
    double_divide(double_divide(identity,identity),inverse(X_11)) = inverse(inverse(X_11)),
    inference(resolve,[$cnf( $equal(double_divide(identity,inverse(X_11)),inverse(inverse(X_11))) )],[refute_0_220,refute_0_229]) ).

cnf(refute_0_231,plain,
    ( double_divide(double_divide(identity,identity),inverse(X_11)) != X_11
    | double_divide(double_divide(identity,identity),inverse(X_11)) != inverse(inverse(X_11))
    | inverse(inverse(X_11)) = X_11 ),
    introduced(tautology,[equality,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),X_11) ),[0],$fot(inverse(inverse(X_11)))]]) ).

cnf(refute_0_232,plain,
    ( double_divide(double_divide(identity,identity),inverse(X_11)) != X_11
    | inverse(inverse(X_11)) = X_11 ),
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),inverse(inverse(X_11))) )],[refute_0_230,refute_0_231]) ).

cnf(refute_0_233,plain,
    inverse(inverse(X_11)) = X_11,
    inference(resolve,[$cnf( $equal(double_divide(double_divide(identity,identity),inverse(X_11)),X_11) )],[refute_0_193,refute_0_232]) ).

cnf(refute_0_234,plain,
    inverse(inverse(a2)) = a2,
    inference(subst,[],[refute_0_233:[bind(X_11,$fot(a2))]]) ).

cnf(refute_0_235,plain,
    ( a2 != a2
    | inverse(inverse(a2)) != a2
    | inverse(inverse(a2)) = a2 ),
    introduced(tautology,[equality,[$cnf( $equal(inverse(inverse(a2)),a2) ),[0,0,0],$fot(a2)]]) ).

cnf(refute_0_236,plain,
    ( a2 != a2
    | inverse(inverse(a2)) = a2 ),
    inference(resolve,[$cnf( $equal(inverse(inverse(a2)),a2) )],[refute_0_234,refute_0_235]) ).

cnf(refute_0_237,plain,
    a2 != a2,
    inference(resolve,[$cnf( $equal(inverse(inverse(a2)),a2) )],[refute_0_236,refute_0_19]) ).

cnf(refute_0_238,plain,
    a2 = a2,
    introduced(tautology,[refl,[$fot(a2)]]) ).

cnf(refute_0_239,plain,
    $false,
    inference(resolve,[$cnf( $equal(a2,a2) )],[refute_0_238,refute_0_237]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.13  % Problem  : GRP494-1 : TPTP v8.1.0. Released v2.6.0.
% 0.07/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.35  % Computer : n019.cluster.edu
% 0.13/0.35  % Model    : x86_64 x86_64
% 0.13/0.35  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35  % Memory   : 8042.1875MB
% 0.13/0.35  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35  % CPULimit : 300
% 0.13/0.35  % WCLimit  : 600
% 0.13/0.35  % DateTime : Mon Jun 13 04:47:39 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.13/0.38  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.13/0.38  
% 0.13/0.38  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.20/0.43  
%------------------------------------------------------------------------------