TSTP Solution File: TOP001-2 by Metis---2.4

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Metis---2.4
% Problem  : TOP001-2 : TPTP v8.1.0. Released v1.0.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : metis --show proof --show saturation %s

% Computer : n029.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 : Thu Jul 21 21:32:21 EDT 2022

% Result   : Unsatisfiable 0.12s 0.36s
% Output   : CNFRefutation 0.12s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   12
% Syntax   : Number of clauses     :   48 (   6 unt;  22 nHn;  33 RR)
%            Number of literals    :  104 (   0 equ;  35 neg)
%            Maximal clause size   :    3 (   2 avg)
%            Maximal term depth    :    6 (   2 avg)
%            Number of predicates  :    6 (   5 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-3 aty)
%            Number of variables   :   81 (   0 sgn)

% Comments : 
%------------------------------------------------------------------------------
cnf(union_of_members_1,axiom,
    ( ~ element_of_set(U,union_of_members(Vf))
    | element_of_set(U,f1(Vf,U)) ) ).

cnf(union_of_members_2,axiom,
    ( ~ element_of_set(U,union_of_members(Vf))
    | element_of_collection(f1(Vf,U),Vf) ) ).

cnf(union_of_members_3,axiom,
    ( element_of_set(U,union_of_members(Vf))
    | ~ element_of_set(U,Uu1)
    | ~ element_of_collection(Uu1,Vf) ) ).

cnf(basis_for_topology_28,axiom,
    ( ~ basis(X,Vf)
    | equal_sets(union_of_members(Vf),X) ) ).

cnf(topology_generated_37,axiom,
    ( ~ element_of_collection(U,top_of_basis(Vf))
    | ~ element_of_set(X,U)
    | element_of_set(X,f10(Vf,U,X)) ) ).

cnf(topology_generated_38,axiom,
    ( ~ element_of_collection(U,top_of_basis(Vf))
    | ~ element_of_set(X,U)
    | element_of_collection(f10(Vf,U,X),Vf) ) ).

cnf(set_theory_2,axiom,
    ( ~ subset_sets(X,Y)
    | ~ element_of_set(U,X)
    | element_of_set(U,Y) ) ).

cnf(set_theory_3,axiom,
    ( ~ equal_sets(X,Y)
    | subset_sets(X,Y) ) ).

cnf(set_theory_4,axiom,
    ( subset_sets(X,Y)
    | element_of_set(in_1st_set(X,Y),X) ) ).

cnf(set_theory_5,axiom,
    ( subset_sets(X,Y)
    | ~ element_of_set(in_1st_set(X,Y),Y) ) ).

cnf(lemma_1a_1,negated_conjecture,
    basis(cx,f) ).

cnf(lemma_1a_2,negated_conjecture,
    ~ subset_sets(union_of_members(top_of_basis(f)),cx) ).

cnf(refute_0_0,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(top_of_basis(f)),cx),cx)
    | subset_sets(union_of_members(top_of_basis(f)),cx) ),
    inference(subst,[],[set_theory_5:[bind(X,$fot(union_of_members(top_of_basis(f)))),bind(Y,$fot(cx))]]) ).

cnf(refute_0_1,plain,
    ( ~ equal_sets(union_of_members(f),cx)
    | subset_sets(union_of_members(f),cx) ),
    inference(subst,[],[set_theory_3:[bind(X,$fot(union_of_members(f))),bind(Y,$fot(cx))]]) ).

cnf(refute_0_2,plain,
    ( ~ basis(cx,f)
    | equal_sets(union_of_members(f),cx) ),
    inference(subst,[],[basis_for_topology_28:[bind(Vf,$fot(f)),bind(X,$fot(cx))]]) ).

cnf(refute_0_3,plain,
    equal_sets(union_of_members(f),cx),
    inference(resolve,[$cnf( basis(cx,f) )],[lemma_1a_1,refute_0_2]) ).

cnf(refute_0_4,plain,
    subset_sets(union_of_members(f),cx),
    inference(resolve,[$cnf( equal_sets(union_of_members(f),cx) )],[refute_0_3,refute_0_1]) ).

cnf(refute_0_5,plain,
    ( ~ element_of_set(X_17,union_of_members(f))
    | ~ subset_sets(union_of_members(f),cx)
    | element_of_set(X_17,cx) ),
    inference(subst,[],[set_theory_2:[bind(U,$fot(X_17)),bind(X,$fot(union_of_members(f))),bind(Y,$fot(cx))]]) ).

cnf(refute_0_6,plain,
    ( ~ element_of_set(X_17,union_of_members(f))
    | element_of_set(X_17,cx) ),
    inference(resolve,[$cnf( subset_sets(union_of_members(f),cx) )],[refute_0_4,refute_0_5]) ).

cnf(refute_0_7,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(top_of_basis(f)),X_95),union_of_members(f))
    | element_of_set(in_1st_set(union_of_members(top_of_basis(f)),X_95),cx) ),
    inference(subst,[],[refute_0_6:[bind(X_17,$fot(in_1st_set(union_of_members(top_of_basis(f)),X_95)))]]) ).

cnf(refute_0_8,plain,
    ( element_of_set(in_1st_set(union_of_members(X_10),Y),union_of_members(X_10))
    | subset_sets(union_of_members(X_10),Y) ),
    inference(subst,[],[set_theory_4:[bind(X,$fot(union_of_members(X_10)))]]) ).

cnf(refute_0_9,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(X_10),Y),union_of_members(X_10))
    | element_of_set(in_1st_set(union_of_members(X_10),Y),f1(X_10,in_1st_set(union_of_members(X_10),Y))) ),
    inference(subst,[],[union_of_members_1:[bind(U,$fot(in_1st_set(union_of_members(X_10),Y))),bind(Vf,$fot(X_10))]]) ).

cnf(refute_0_10,plain,
    ( element_of_set(in_1st_set(union_of_members(X_10),Y),f1(X_10,in_1st_set(union_of_members(X_10),Y)))
    | subset_sets(union_of_members(X_10),Y) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(X_10),Y),union_of_members(X_10)) )],[refute_0_8,refute_0_9]) ).

cnf(refute_0_11,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(X_76)),X_75),f1(top_of_basis(X_76),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)))
    | subset_sets(union_of_members(top_of_basis(X_76)),X_75) ),
    inference(subst,[],[refute_0_10:[bind(Y,$fot(X_75)),bind(X_10,$fot(top_of_basis(X_76)))]]) ).

cnf(refute_0_12,plain,
    ( element_of_set(in_1st_set(union_of_members(X_12),Y),union_of_members(X_12))
    | subset_sets(union_of_members(X_12),Y) ),
    inference(subst,[],[set_theory_4:[bind(X,$fot(union_of_members(X_12)))]]) ).

cnf(refute_0_13,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(X_12),Y),union_of_members(X_12))
    | element_of_collection(f1(X_12,in_1st_set(union_of_members(X_12),Y)),X_12) ),
    inference(subst,[],[union_of_members_2:[bind(U,$fot(in_1st_set(union_of_members(X_12),Y))),bind(Vf,$fot(X_12))]]) ).

cnf(refute_0_14,plain,
    ( element_of_collection(f1(X_12,in_1st_set(union_of_members(X_12),Y)),X_12)
    | subset_sets(union_of_members(X_12),Y) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(X_12),Y),union_of_members(X_12)) )],[refute_0_12,refute_0_13]) ).

cnf(refute_0_15,plain,
    ( element_of_collection(f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)),top_of_basis(X_28))
    | subset_sets(union_of_members(top_of_basis(X_28)),Y) ),
    inference(subst,[],[refute_0_14:[bind(X_12,$fot(top_of_basis(X_28)))]]) ).

cnf(refute_0_16,plain,
    ( ~ element_of_collection(f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)),top_of_basis(X_28))
    | ~ element_of_set(X_29,f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)))
    | element_of_set(X_29,f10(X_28,f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)),X_29)) ),
    inference(subst,[],[topology_generated_37:[bind(U,$fot(f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)))),bind(Vf,$fot(X_28)),bind(X,$fot(X_29))]]) ).

cnf(refute_0_17,plain,
    ( ~ element_of_set(X_29,f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)))
    | element_of_set(X_29,f10(X_28,f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)),X_29))
    | subset_sets(union_of_members(top_of_basis(X_28)),Y) ),
    inference(resolve,[$cnf( element_of_collection(f1(top_of_basis(X_28),in_1st_set(union_of_members(top_of_basis(X_28)),Y)),top_of_basis(X_28)) )],[refute_0_15,refute_0_16]) ).

cnf(refute_0_18,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(top_of_basis(X_76)),X_75),f1(top_of_basis(X_76),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)))
    | element_of_set(in_1st_set(union_of_members(top_of_basis(X_76)),X_75),f10(X_76,f1(top_of_basis(X_76),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)))
    | subset_sets(union_of_members(top_of_basis(X_76)),X_75) ),
    inference(subst,[],[refute_0_17:[bind(Y,$fot(X_75)),bind(X_28,$fot(X_76)),bind(X_29,$fot(in_1st_set(union_of_members(top_of_basis(X_76)),X_75)))]]) ).

cnf(refute_0_19,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(X_76)),X_75),f10(X_76,f1(top_of_basis(X_76),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)),in_1st_set(union_of_members(top_of_basis(X_76)),X_75)))
    | subset_sets(union_of_members(top_of_basis(X_76)),X_75) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(top_of_basis(X_76)),X_75),f1(top_of_basis(X_76),in_1st_set(union_of_members(top_of_basis(X_76)),X_75))) )],[refute_0_11,refute_0_18]) ).

cnf(refute_0_20,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(X_94)),X_93),f10(X_94,f1(top_of_basis(X_94),in_1st_set(union_of_members(top_of_basis(X_94)),X_93)),in_1st_set(union_of_members(top_of_basis(X_94)),X_93)))
    | subset_sets(union_of_members(top_of_basis(X_94)),X_93) ),
    inference(subst,[],[refute_0_19:[bind(X_75,$fot(X_93)),bind(X_76,$fot(X_94))]]) ).

cnf(refute_0_21,plain,
    ( ~ element_of_collection(f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),X_74)
    | ~ element_of_set(U,f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)))
    | element_of_set(U,union_of_members(X_74)) ),
    inference(subst,[],[union_of_members_3:[bind(Uu1,$fot(f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)))),bind(Vf,$fot(X_74))]]) ).

cnf(refute_0_22,plain,
    ( element_of_collection(f1(top_of_basis(X_72),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),top_of_basis(X_72))
    | subset_sets(union_of_members(top_of_basis(X_72)),X_70) ),
    inference(subst,[],[refute_0_14:[bind(Y,$fot(X_70)),bind(X_12,$fot(top_of_basis(X_72)))]]) ).

cnf(refute_0_23,plain,
    ( ~ element_of_collection(f1(X_10,in_1st_set(union_of_members(X_10),Y)),top_of_basis(X_31))
    | ~ element_of_set(in_1st_set(union_of_members(X_10),Y),f1(X_10,in_1st_set(union_of_members(X_10),Y)))
    | element_of_collection(f10(X_31,f1(X_10,in_1st_set(union_of_members(X_10),Y)),in_1st_set(union_of_members(X_10),Y)),X_31) ),
    inference(subst,[],[topology_generated_38:[bind(U,$fot(f1(X_10,in_1st_set(union_of_members(X_10),Y)))),bind(Vf,$fot(X_31)),bind(X,$fot(in_1st_set(union_of_members(X_10),Y)))]]) ).

cnf(refute_0_24,plain,
    ( ~ element_of_collection(f1(X_10,in_1st_set(union_of_members(X_10),Y)),top_of_basis(X_31))
    | element_of_collection(f10(X_31,f1(X_10,in_1st_set(union_of_members(X_10),Y)),in_1st_set(union_of_members(X_10),Y)),X_31)
    | subset_sets(union_of_members(X_10),Y) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(X_10),Y),f1(X_10,in_1st_set(union_of_members(X_10),Y))) )],[refute_0_10,refute_0_23]) ).

cnf(refute_0_25,plain,
    ( ~ element_of_collection(f1(top_of_basis(X_72),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),top_of_basis(X_72))
    | element_of_collection(f10(X_72,f1(top_of_basis(X_72),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),X_72)
    | subset_sets(union_of_members(top_of_basis(X_72)),X_70) ),
    inference(subst,[],[refute_0_24:[bind(Y,$fot(X_70)),bind(X_10,$fot(top_of_basis(X_72))),bind(X_31,$fot(X_72))]]) ).

cnf(refute_0_26,plain,
    ( element_of_collection(f10(X_72,f1(top_of_basis(X_72),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),X_72)
    | subset_sets(union_of_members(top_of_basis(X_72)),X_70) ),
    inference(resolve,[$cnf( element_of_collection(f1(top_of_basis(X_72),in_1st_set(union_of_members(top_of_basis(X_72)),X_70)),top_of_basis(X_72)) )],[refute_0_22,refute_0_25]) ).

cnf(refute_0_27,plain,
    ( element_of_collection(f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),X_74)
    | subset_sets(union_of_members(top_of_basis(X_74)),X_73) ),
    inference(subst,[],[refute_0_26:[bind(X_70,$fot(X_73)),bind(X_72,$fot(X_74))]]) ).

cnf(refute_0_28,plain,
    ( ~ element_of_set(U,f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)))
    | element_of_set(U,union_of_members(X_74))
    | subset_sets(union_of_members(top_of_basis(X_74)),X_73) ),
    inference(resolve,[$cnf( element_of_collection(f10(X_74,f1(top_of_basis(X_74),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),in_1st_set(union_of_members(top_of_basis(X_74)),X_73)),X_74) )],[refute_0_27,refute_0_21]) ).

cnf(refute_0_29,plain,
    ( ~ element_of_set(in_1st_set(union_of_members(top_of_basis(X_94)),X_93),f10(X_94,f1(top_of_basis(X_94),in_1st_set(union_of_members(top_of_basis(X_94)),X_93)),in_1st_set(union_of_members(top_of_basis(X_94)),X_93)))
    | element_of_set(in_1st_set(union_of_members(top_of_basis(X_94)),X_93),union_of_members(X_94))
    | subset_sets(union_of_members(top_of_basis(X_94)),X_93) ),
    inference(subst,[],[refute_0_28:[bind(U,$fot(in_1st_set(union_of_members(top_of_basis(X_94)),X_93))),bind(X_73,$fot(X_93)),bind(X_74,$fot(X_94))]]) ).

cnf(refute_0_30,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(X_94)),X_93),union_of_members(X_94))
    | subset_sets(union_of_members(top_of_basis(X_94)),X_93) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(top_of_basis(X_94)),X_93),f10(X_94,f1(top_of_basis(X_94),in_1st_set(union_of_members(top_of_basis(X_94)),X_93)),in_1st_set(union_of_members(top_of_basis(X_94)),X_93))) )],[refute_0_20,refute_0_29]) ).

cnf(refute_0_31,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(f)),X_95),union_of_members(f))
    | subset_sets(union_of_members(top_of_basis(f)),X_95) ),
    inference(subst,[],[refute_0_30:[bind(X_93,$fot(X_95)),bind(X_94,$fot(f))]]) ).

cnf(refute_0_32,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(f)),X_95),cx)
    | subset_sets(union_of_members(top_of_basis(f)),X_95) ),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(top_of_basis(f)),X_95),union_of_members(f)) )],[refute_0_31,refute_0_7]) ).

cnf(refute_0_33,plain,
    ( element_of_set(in_1st_set(union_of_members(top_of_basis(f)),cx),cx)
    | subset_sets(union_of_members(top_of_basis(f)),cx) ),
    inference(subst,[],[refute_0_32:[bind(X_95,$fot(cx))]]) ).

cnf(refute_0_34,plain,
    subset_sets(union_of_members(top_of_basis(f)),cx),
    inference(resolve,[$cnf( element_of_set(in_1st_set(union_of_members(top_of_basis(f)),cx),cx) )],[refute_0_33,refute_0_0]) ).

cnf(refute_0_35,plain,
    $false,
    inference(resolve,[$cnf( subset_sets(union_of_members(top_of_basis(f)),cx) )],[refute_0_34,lemma_1a_2]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : TOP001-2 : TPTP v8.1.0. Released v1.0.0.
% 0.06/0.12  % Command  : metis --show proof --show saturation %s
% 0.12/0.33  % Computer : n029.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 600
% 0.12/0.33  % DateTime : Sun May 29 14:19:43 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.12/0.33  %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% 0.12/0.36  % SZS status Unsatisfiable for /export/starexec/sandbox/benchmark/theBenchmark.p
% 0.12/0.36  
% 0.12/0.36  % SZS output start CNFRefutation for /export/starexec/sandbox/benchmark/theBenchmark.p
% See solution above
% 0.12/0.37  
%------------------------------------------------------------------------------