TSTP Solution File: GRP487-1 by MaedMax---1.4

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%------------------------------------------------------------------------------
% File     : MaedMax---1.4
% Problem  : GRP487-1 : TPTP v8.1.0. Released v2.6.0.
% Transfm  : none
% Format   : tptp
% Command  : run_maedmax %d %s

% Computer : n006.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  : 300s
% DateTime : Tue Jul 26 07:02:49 EDT 2022

% Result   : Unsatisfiable 0.45s 0.61s
% Output   : CNFRefutation 0.45s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   13
%            Number of leaves      :    5
% Syntax   : Number of clauses     :   40 (  40 unt;   0 nHn;  14 RR)
%            Number of literals    :   40 (  39 equ;   4 neg)
%            Maximal clause size   :    1 (   1 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of predicates  :    2 (   0 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :   42 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(eq_0,axiom,
    A = double_divide(B,double_divide(double_divide(double_divide(identity,double_divide(double_divide(B,identity),double_divide(C,A))),C),identity)),
    file('/tmp/MaedMax_11509') ).

cnf(eq_1,axiom,
    double_divide(double_divide(A,B),identity) = multiply(B,A),
    file('/tmp/MaedMax_11509') ).

cnf(eq_2,axiom,
    double_divide(A,identity) = inverse(A),
    file('/tmp/MaedMax_11509') ).

cnf(eq_3,axiom,
    identity = double_divide(A,inverse(A)),
    file('/tmp/MaedMax_11509') ).

cnf(eq_4,negated_conjecture,
    identity != multiply(inverse(a1),a1),
    file('/tmp/MaedMax_11509') ).

cnf(eq_5,plain,
    A = double_divide(B,inverse(double_divide(double_divide(identity,double_divide(inverse(B),double_divide(C,A))),C))),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[eq_0,eq_2]),eq_2]) ).

cnf(eq_6,plain,
    multiply(A,B) = inverse(double_divide(B,A)),
    inference(rw,[status(thm)],[eq_1,eq_2]) ).

cnf(eq_7,negated_conjecture,
    identity != double_divide(double_divide(a1,double_divide(a1,identity)),identity),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[eq_4,eq_2]),eq_1]) ).

cnf(eq_8,negated_conjecture,
    identity != inverse(identity),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[eq_7,eq_2]),eq_3]),eq_2]) ).

cnf(eq_9,plain,
    double_divide(x100,inverse(inverse(double_divide(identity,double_divide(inverse(x100),double_divide(identity,x102)))))) = x102,
    inference(cp,[status(thm)],[eq_2,eq_5]) ).

cnf(eq_10,plain,
    double_divide(x100,inverse(double_divide(double_divide(identity,double_divide(inverse(x100),identity)),A))) = inverse(A),
    inference(cp,[status(thm)],[eq_3,eq_5]) ).

cnf(eq_11,plain,
    double_divide(x100,inverse(double_divide(double_divide(identity,double_divide(inverse(x100),inverse(A))),A))) = identity,
    inference(cp,[status(thm)],[eq_2,eq_5]) ).

cnf(eq_12,plain,
    double_divide(A,inverse(double_divide(double_divide(identity,inverse(inverse(A))),B))) = inverse(B),
    inference(rw,[status(thm)],[eq_10,eq_2]) ).

cnf(eq_13,plain,
    identity = double_divide(A,inverse(double_divide(double_divide(identity,double_divide(inverse(A),inverse(B))),B))),
    eq_11 ).

cnf(eq_14,plain,
    A = double_divide(B,inverse(inverse(double_divide(identity,double_divide(inverse(B),double_divide(identity,A)))))),
    eq_9 ).

cnf(eq_15,plain,
    double_divide(x100,inverse(double_divide(double_divide(identity,identity),inverse(x100)))) = identity,
    inference(cp,[status(thm)],[eq_3,eq_13]) ).

cnf(eq_16,plain,
    double_divide(x100,inverse(identity)) = inverse(inverse(double_divide(identity,inverse(inverse(x100))))),
    inference(cp,[status(thm)],[eq_3,eq_12]) ).

cnf(eq_17,plain,
    double_divide(x100,inverse(inverse(double_divide(identity,double_divide(inverse(x100),identity))))) = inverse(identity),
    inference(cp,[status(thm)],[eq_3,eq_14]) ).

cnf(eq_18,plain,
    double_divide(A,inverse(inverse(double_divide(identity,inverse(inverse(A)))))) = inverse(identity),
    inference(rw,[status(thm)],[eq_17,eq_2]) ).

cnf(eq_19,plain,
    identity = double_divide(A,inverse(double_divide(inverse(identity),inverse(A)))),
    inference(rw,[status(thm)],[eq_15,eq_2]) ).

cnf(eq_20,plain,
    double_divide(A,inverse(identity)) = inverse(inverse(double_divide(identity,inverse(inverse(A))))),
    eq_16 ).

cnf(eq_21,plain,
    double_divide(A,inverse(identity)) = inverse(multiply(inverse(inverse(A)),identity)),
    inference(rw,[status(thm)],[eq_20,eq_6]) ).

cnf(eq_22,plain,
    double_divide(A,inverse(multiply(inverse(inverse(A)),identity))) = inverse(identity),
    inference(rw,[status(thm)],[eq_18,eq_6]) ).

cnf(eq_23,plain,
    identity = double_divide(A,multiply(inverse(A),inverse(identity))),
    inference(rw,[status(thm)],[eq_19,eq_6]) ).

cnf(eq_24,plain,
    double_divide(double_divide(B,A),multiply(A,B)) = identity,
    inference(cp,[status(thm)],[eq_6,eq_3]) ).

cnf(eq_25,plain,
    inverse(identity) = multiply(inverse(A),A),
    inference(cp,[status(thm)],[eq_3,eq_6]) ).

cnf(eq_26,plain,
    multiply(inverse(A),A) = inverse(identity),
    eq_25 ).

cnf(eq_27,plain,
    identity = double_divide(double_divide(A,B),multiply(B,A)),
    eq_24 ).

cnf(eq_28,plain,
    double_divide(identity,identity) = multiply(multiply(B,A),double_divide(A,B)),
    inference(cp,[status(thm)],[eq_27,eq_1]) ).

cnf(eq_29,plain,
    double_divide(identity,multiply(multiply(B,A),double_divide(A,B))) = identity,
    inference(cp,[status(thm)],[eq_27,eq_27]) ).

cnf(eq_30,plain,
    identity = double_divide(identity,multiply(multiply(A,B),double_divide(B,A))),
    eq_29 ).

cnf(eq_31,plain,
    double_divide(identity,identity) = multiply(multiply(A,B),double_divide(B,A)),
    eq_28 ).

cnf(eq_32,plain,
    multiply(multiply(A,B),double_divide(B,A)) = inverse(identity),
    inference(rw,[status(thm)],[eq_31,eq_2]) ).

cnf(eq_33,plain,
    double_divide(inverse(identity),inverse(identity)) = identity,
    inference(cp,[status(thm)],[eq_26,eq_23]) ).

cnf(eq_34,plain,
    identity = inverse(multiply(inverse(inverse(inverse(identity))),identity)),
    inference(rw,[status(thm)],[eq_33,eq_21]) ).

cnf(eq_35,plain,
    double_divide(inverse(identity),identity) = inverse(identity),
    inference(cp,[status(thm)],[eq_34,eq_22]) ).

cnf(eq_36,plain,
    inverse(identity) = inverse(inverse(identity)),
    inference(rw,[status(thm)],[eq_35,eq_2]) ).

cnf(eq_37,plain,
    identity = inverse(identity),
    inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[eq_30,eq_32]),eq_21]),eq_36]),eq_26]),eq_36]) ).

cnf(eq_38,negated_conjecture,
    identity != identity,
    inference(cp,[status(thm)],[eq_37,eq_8]) ).

cnf(bot,negated_conjecture,
    $false,
    inference(cn,[status(thm)],[eq_38]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : GRP487-1 : TPTP v8.1.0. Released v2.6.0.
% 0.11/0.12  % Command  : run_maedmax %d %s
% 0.11/0.33  % Computer : n006.cluster.edu
% 0.11/0.33  % Model    : x86_64 x86_64
% 0.11/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.33  % Memory   : 8042.1875MB
% 0.11/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.33  % CPULimit : 300
% 0.11/0.33  % WCLimit  : 300
% 0.11/0.33  % DateTime : Tue Jul 26 04:16:47 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 0.45/0.61  % SZS status Unsatisfiable
% 0.45/0.61  % SZS output start CNFRefutation for /tmp/MaedMax_11509
% See solution above
% 0.45/0.61  
%------------------------------------------------------------------------------