TSTP Solution File: SET839-2 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : SET839-2 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n008.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 : Tue Jul 19 03:37:40 EDT 2022

% Result   : Unsatisfiable 0.20s 0.37s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   18
%            Number of leaves      :    7
% Syntax   : Number of clauses     :   31 (   9 unt;  13 nHn;  16 RR)
%            Number of literals    :   69 (  11 equ;  22 neg)
%            Maximal clause size   :    4 (   2 avg)
%            Maximal term depth    :    5 (   2 avg)
%            Number of predicates  :    5 (   2 usr;   1 prp; 0-3 aty)
%            Number of functors    :    6 (   6 usr;   3 con; 0-3 aty)
%            Number of variables   :   58 (  13 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(cls_conjecture_0,negated_conjecture,
    ~ c_lessequals(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) ).

cnf(cls_conjecture_1,negated_conjecture,
    ( c_lessequals(V_U,V_V,tc_set(t_a))
    | ~ c_in(V_V,v_S,tc_set(t_a))
    | ~ c_in(V_U,v_S,tc_set(t_a)) ) ).

cnf(cls_Set_OinsertCI_1,axiom,
    c_in(V_x,c_insert(V_x,V_B,T_a),T_a) ).

cnf(cls_Set_OsubsetI_0,axiom,
    ( c_in(c_Main_OsubsetI__1(V_A,V_B,T_a),V_A,T_a)
    | c_lessequals(V_A,V_B,tc_set(T_a)) ) ).

cnf(cls_Set_OsubsetI_1,axiom,
    ( ~ c_in(c_Main_OsubsetI__1(V_A,V_B,T_a),V_B,T_a)
    | c_lessequals(V_A,V_B,tc_set(T_a)) ) ).

cnf(cls_Set_Osubset__antisym_0,axiom,
    ( ~ c_lessequals(V_B,V_A,tc_set(T_a))
    | ~ c_lessequals(V_A,V_B,tc_set(T_a))
    | V_A = V_B ) ).

cnf(refute_0_0,plain,
    c_in(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_emptyset,tc_set(t_a)),tc_set(t_a)),
    inference(subst,[],[cls_Set_OinsertCI_1:[bind(T_a,$fot(tc_set(t_a))),bind(V_B,$fot(c_emptyset)),bind(V_x,$fot(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a))))]]) ).

cnf(refute_0_1,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) ),
    inference(subst,[],[cls_Set_OsubsetI_1:[bind(T_a,$fot(tc_set(t_a))),bind(V_A,$fot(v_S)),bind(V_B,$fot(c_insert(X_31,c_emptyset,tc_set(t_a))))]]) ).

cnf(refute_0_2,plain,
    ( c_in(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),v_S,tc_set(t_a))
    | c_lessequals(v_S,V_B,tc_set(tc_set(t_a))) ),
    inference(subst,[],[cls_Set_OsubsetI_0:[bind(T_a,$fot(tc_set(t_a))),bind(V_A,$fot(v_S))]]) ).

cnf(refute_0_3,plain,
    ( ~ c_in(X_14,v_S,tc_set(t_a))
    | ~ c_in(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),v_S,tc_set(t_a))
    | c_lessequals(X_14,c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),tc_set(t_a)) ),
    inference(subst,[],[cls_conjecture_1:[bind(V_U,$fot(X_14)),bind(V_V,$fot(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a))))]]) ).

cnf(refute_0_4,plain,
    ( ~ c_in(X_14,v_S,tc_set(t_a))
    | c_lessequals(X_14,c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,V_B,tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_in(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),v_S,tc_set(t_a)) )],[refute_0_2,refute_0_3]) ).

cnf(refute_0_5,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),v_S,tc_set(t_a))
    | c_lessequals(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_21,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,X_21,tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_4:[bind(V_B,$fot(X_21)),bind(X_14,$fot(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a))))]]) ).

cnf(refute_0_6,plain,
    ( c_lessequals(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_21,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,V_B,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_21,tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_in(c_Main_OsubsetI__1(v_S,V_B,tc_set(t_a)),v_S,tc_set(t_a)) )],[refute_0_2,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( c_lessequals(c_Main_OsubsetI__1(v_S,X_26,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_25,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,X_25,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_26,tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_6:[bind(V_B,$fot(X_26)),bind(X_21,$fot(X_25))]]) ).

cnf(refute_0_8,plain,
    ( ~ c_lessequals(c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)),tc_set(t_a))
    | ~ c_lessequals(c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)),tc_set(t_a))
    | c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)) ),
    inference(subst,[],[cls_Set_Osubset__antisym_0:[bind(T_a,$fot(t_a)),bind(V_A,$fot(c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)))),bind(V_B,$fot(c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a))))]]) ).

cnf(refute_0_9,plain,
    ( c_lessequals(c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,X_23,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_24,tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_6:[bind(V_B,$fot(X_23)),bind(X_21,$fot(X_24))]]) ).

cnf(refute_0_10,plain,
    ( ~ c_lessequals(c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)),tc_set(t_a))
    | c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a))
    | c_lessequals(v_S,X_23,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_24,tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_lessequals(c_Main_OsubsetI__1(v_S,X_23,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_24,tc_set(t_a)),tc_set(t_a)) )],[refute_0_9,refute_0_8]) ).

cnf(refute_0_11,plain,
    ( ~ c_lessequals(c_Main_OsubsetI__1(v_S,X_26,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_25,tc_set(t_a)),tc_set(t_a))
    | c_Main_OsubsetI__1(v_S,X_26,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,X_25,tc_set(t_a))
    | c_lessequals(v_S,X_25,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_26,tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_10:[bind(X_23,$fot(X_25)),bind(X_24,$fot(X_26))]]) ).

cnf(refute_0_12,plain,
    ( c_Main_OsubsetI__1(v_S,X_26,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,X_25,tc_set(t_a))
    | c_lessequals(v_S,X_25,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,X_26,tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_lessequals(c_Main_OsubsetI__1(v_S,X_26,tc_set(t_a)),c_Main_OsubsetI__1(v_S,X_25,tc_set(t_a)),tc_set(t_a)) )],[refute_0_7,refute_0_11]) ).

cnf(refute_0_13,plain,
    ( c_Main_OsubsetI__1(v_S,X_28,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,X_28,tc_set(tc_set(t_a)))
    | c_lessequals(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_12:[bind(X_25,$fot(c_insert(V_U,c_emptyset,tc_set(t_a)))),bind(X_26,$fot(X_28))]]) ).

cnf(refute_0_14,plain,
    ( c_Main_OsubsetI__1(v_S,X_28,tc_set(t_a)) = c_Main_OsubsetI__1(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,X_28,tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_lessequals(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) )],[refute_0_13,cls_conjecture_0]) ).

cnf(refute_0_15,plain,
    ( c_Main_OsubsetI__1(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(t_a)) = c_Main_OsubsetI__1(v_S,c_insert(X_29,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) ),
    inference(subst,[],[refute_0_14:[bind(V_U,$fot(X_29)),bind(X_28,$fot(c_insert(V_U,c_emptyset,tc_set(t_a))))]]) ).

cnf(refute_0_16,plain,
    c_Main_OsubsetI__1(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(t_a)) = c_Main_OsubsetI__1(v_S,c_insert(X_29,c_emptyset,tc_set(t_a)),tc_set(t_a)),
    inference(resolve,[$cnf( c_lessequals(v_S,c_insert(V_U,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) )],[refute_0_15,cls_conjecture_0]) ).

cnf(refute_0_17,plain,
    c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) = c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)),
    inference(subst,[],[refute_0_16:[bind(V_U,$fot(X_31)),bind(X_29,$fot(X_32))]]) ).

cnf(refute_0_18,plain,
    ( c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) != c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_in(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) ),
    introduced(tautology,[equality,[$cnf( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) ),[0],$fot(c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)))]]) ).

cnf(refute_0_19,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_in(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) ),
    inference(resolve,[$cnf( $equal(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a))) )],[refute_0_17,refute_0_18]) ).

cnf(refute_0_20,plain,
    ( ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a))
    | c_lessequals(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) ),
    inference(resolve,[$cnf( c_in(c_Main_OsubsetI__1(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)) )],[refute_0_19,refute_0_1]) ).

cnf(refute_0_21,plain,
    ~ c_lessequals(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))),
    inference(subst,[],[cls_conjecture_0:[bind(V_U,$fot(X_31))]]) ).

cnf(refute_0_22,plain,
    ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_32,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(t_a)),
    inference(resolve,[$cnf( c_lessequals(v_S,c_insert(X_31,c_emptyset,tc_set(t_a)),tc_set(tc_set(t_a))) )],[refute_0_20,refute_0_21]) ).

cnf(refute_0_23,plain,
    ~ c_in(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_emptyset,tc_set(t_a)),tc_set(t_a)),
    inference(subst,[],[refute_0_22:[bind(X_31,$fot(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)))),bind(X_32,$fot(X_35))]]) ).

cnf(refute_0_24,plain,
    $false,
    inference(resolve,[$cnf( c_in(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_insert(c_Main_OsubsetI__1(v_S,c_insert(X_35,c_emptyset,tc_set(t_a)),tc_set(t_a)),c_emptyset,tc_set(t_a)),tc_set(t_a)) )],[refute_0_0,refute_0_23]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET839-2 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.13  % Command  : metis --show proof --show saturation %s
% 0.13/0.34  % Computer : n008.cluster.edu
% 0.13/0.34  % Model    : x86_64 x86_64
% 0.13/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.34  % Memory   : 8042.1875MB
% 0.13/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.34  % CPULimit : 300
% 0.13/0.34  % WCLimit  : 600
% 0.13/0.34  % DateTime : Sun Jul 10 14:14:38 EDT 2022
% 0.13/0.35  % CPUTime  : 
% 0.13/0.35  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.20/0.37  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.20/0.37  
% 0.20/0.37  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.20/0.37  
%------------------------------------------------------------------------------