TSTP Solution File: LCL488+1 by CSE_E---1.5

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : CSE_E---1.5
% Problem  : LCL488+1 : TPTP v8.1.2. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s

% Computer : n014.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 : Thu Aug 31 06:54:21 EDT 2023

% Result   : Theorem 0.20s 0.62s
% Output   : CNFRefutation 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    8
%            Number of leaves      :  108
% Syntax   : Number of formulae    :  148 (  30 unt;  92 typ;   0 def)
%            Number of atoms       :  101 (  17 equ)
%            Maximal formula atoms :   10 (   1 avg)
%            Number of connectives :   75 (  30   ~;  29   |;   7   &)
%                                         (   4 <=>;   5  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    8 (   3 avg)
%            Maximal term depth    :    4 (   2 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   10 (   6   >;   4   *;   0   +;   0  <<)
%            Number of predicates  :   34 (  32 usr;  32 prp; 0-2 aty)
%            Number of functors    :   60 (  60 usr;  55 con; 0-2 aty)
%            Number of variables   :   73 (   6 sgn;  32   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
tff(decl_22,type,
    modus_ponens: $o ).

tff(decl_23,type,
    is_a_theorem: $i > $o ).

tff(decl_24,type,
    implies: ( $i * $i ) > $i ).

tff(decl_25,type,
    substitution_of_equivalents: $o ).

tff(decl_26,type,
    equiv: ( $i * $i ) > $i ).

tff(decl_27,type,
    modus_tollens: $o ).

tff(decl_28,type,
    not: $i > $i ).

tff(decl_29,type,
    implies_1: $o ).

tff(decl_30,type,
    implies_2: $o ).

tff(decl_31,type,
    implies_3: $o ).

tff(decl_32,type,
    and_1: $o ).

tff(decl_33,type,
    and: ( $i * $i ) > $i ).

tff(decl_34,type,
    and_2: $o ).

tff(decl_35,type,
    and_3: $o ).

tff(decl_36,type,
    or_1: $o ).

tff(decl_37,type,
    or: ( $i * $i ) > $i ).

tff(decl_38,type,
    or_2: $o ).

tff(decl_39,type,
    or_3: $o ).

tff(decl_40,type,
    equivalence_1: $o ).

tff(decl_41,type,
    equivalence_2: $o ).

tff(decl_42,type,
    equivalence_3: $o ).

tff(decl_43,type,
    kn1: $o ).

tff(decl_44,type,
    kn2: $o ).

tff(decl_45,type,
    kn3: $o ).

tff(decl_46,type,
    cn1: $o ).

tff(decl_47,type,
    cn2: $o ).

tff(decl_48,type,
    cn3: $o ).

tff(decl_49,type,
    r1: $o ).

tff(decl_50,type,
    r2: $o ).

tff(decl_51,type,
    r3: $o ).

tff(decl_52,type,
    r4: $o ).

tff(decl_53,type,
    r5: $o ).

tff(decl_54,type,
    op_or: $o ).

tff(decl_55,type,
    op_and: $o ).

tff(decl_56,type,
    op_implies_and: $o ).

tff(decl_57,type,
    op_implies_or: $o ).

tff(decl_58,type,
    op_equiv: $o ).

tff(decl_59,type,
    esk1_0: $i ).

tff(decl_60,type,
    esk2_0: $i ).

tff(decl_61,type,
    esk3_0: $i ).

tff(decl_62,type,
    esk4_0: $i ).

tff(decl_63,type,
    esk5_0: $i ).

tff(decl_64,type,
    esk6_0: $i ).

tff(decl_65,type,
    esk7_0: $i ).

tff(decl_66,type,
    esk8_0: $i ).

tff(decl_67,type,
    esk9_0: $i ).

tff(decl_68,type,
    esk10_0: $i ).

tff(decl_69,type,
    esk11_0: $i ).

tff(decl_70,type,
    esk12_0: $i ).

tff(decl_71,type,
    esk13_0: $i ).

tff(decl_72,type,
    esk14_0: $i ).

tff(decl_73,type,
    esk15_0: $i ).

tff(decl_74,type,
    esk16_0: $i ).

tff(decl_75,type,
    esk17_0: $i ).

tff(decl_76,type,
    esk18_0: $i ).

tff(decl_77,type,
    esk19_0: $i ).

tff(decl_78,type,
    esk20_0: $i ).

tff(decl_79,type,
    esk21_0: $i ).

tff(decl_80,type,
    esk22_0: $i ).

tff(decl_81,type,
    esk23_0: $i ).

tff(decl_82,type,
    esk24_0: $i ).

tff(decl_83,type,
    esk25_0: $i ).

tff(decl_84,type,
    esk26_0: $i ).

tff(decl_85,type,
    esk27_0: $i ).

tff(decl_86,type,
    esk28_0: $i ).

tff(decl_87,type,
    esk29_0: $i ).

tff(decl_88,type,
    esk30_0: $i ).

tff(decl_89,type,
    esk31_0: $i ).

tff(decl_90,type,
    esk32_0: $i ).

tff(decl_91,type,
    esk33_0: $i ).

tff(decl_92,type,
    esk34_0: $i ).

tff(decl_93,type,
    esk35_0: $i ).

tff(decl_94,type,
    esk36_0: $i ).

tff(decl_95,type,
    esk37_0: $i ).

tff(decl_96,type,
    esk38_0: $i ).

tff(decl_97,type,
    esk39_0: $i ).

tff(decl_98,type,
    esk40_0: $i ).

tff(decl_99,type,
    esk41_0: $i ).

tff(decl_100,type,
    esk42_0: $i ).

tff(decl_101,type,
    esk43_0: $i ).

tff(decl_102,type,
    esk44_0: $i ).

tff(decl_103,type,
    esk45_0: $i ).

tff(decl_104,type,
    esk46_0: $i ).

tff(decl_105,type,
    esk47_0: $i ).

tff(decl_106,type,
    esk48_0: $i ).

tff(decl_107,type,
    esk49_0: $i ).

tff(decl_108,type,
    esk50_0: $i ).

tff(decl_109,type,
    esk51_0: $i ).

tff(decl_110,type,
    esk52_0: $i ).

tff(decl_111,type,
    esk53_0: $i ).

tff(decl_112,type,
    esk54_0: $i ).

tff(decl_113,type,
    esk55_0: $i ).

fof(r2,axiom,
    ( r2
  <=> ! [X4,X5] : is_a_theorem(implies(X5,or(X4,X5))) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+0.ax',r2) ).

fof(op_implies_or,axiom,
    ( op_implies_or
   => ! [X1,X2] : implies(X1,X2) = or(not(X1),X2) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+1.ax',op_implies_or) ).

fof(op_implies_and,axiom,
    ( op_implies_and
   => ! [X1,X2] : implies(X1,X2) = not(and(X1,not(X2))) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+1.ax',op_implies_and) ).

fof(modus_ponens,axiom,
    ( modus_ponens
  <=> ! [X1,X2] :
        ( ( is_a_theorem(X1)
          & is_a_theorem(implies(X1,X2)) )
       => is_a_theorem(X2) ) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+0.ax',modus_ponens) ).

fof(r3,axiom,
    ( r3
  <=> ! [X4,X5] : is_a_theorem(implies(or(X4,X5),or(X5,X4))) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+0.ax',r3) ).

fof(principia_r2,axiom,
    r2,
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+4.ax',principia_r2) ).

fof(principia_op_implies_or,axiom,
    op_implies_or,
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+4.ax',principia_op_implies_or) ).

fof(op_or,axiom,
    ( op_or
   => ! [X1,X2] : or(X1,X2) = not(and(not(X1),not(X2))) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+1.ax',op_or) ).

fof(hilbert_op_implies_and,axiom,
    op_implies_and,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',hilbert_op_implies_and) ).

fof(principia_modus_ponens,axiom,
    modus_ponens,
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+4.ax',principia_modus_ponens) ).

fof(principia_r3,axiom,
    r3,
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+4.ax',principia_r3) ).

fof(hilbert_op_or,axiom,
    op_or,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',hilbert_op_or) ).

fof(op_and,axiom,
    ( op_and
   => ! [X1,X2] : and(X1,X2) = not(or(not(X1),not(X2))) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+1.ax',op_and) ).

fof(principia_op_and,axiom,
    op_and,
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+4.ax',principia_op_and) ).

fof(and_2,axiom,
    ( and_2
  <=> ! [X1,X2] : is_a_theorem(implies(and(X1,X2),X2)) ),
    file('/export/starexec/sandbox/benchmark/Axioms/LCL006+0.ax',and_2) ).

fof(hilbert_and_2,conjecture,
    and_2,
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',hilbert_and_2) ).

fof(c_0_16,plain,
    ! [X97,X98] :
      ( ( ~ r2
        | is_a_theorem(implies(X98,or(X97,X98))) )
      & ( ~ is_a_theorem(implies(esk47_0,or(esk46_0,esk47_0)))
        | r2 ) ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[r2])])])]) ).

fof(c_0_17,plain,
    ! [X123,X124] :
      ( ~ op_implies_or
      | implies(X123,X124) = or(not(X123),X124) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[op_implies_or])])]) ).

fof(c_0_18,plain,
    ! [X121,X122] :
      ( ~ op_implies_and
      | implies(X121,X122) = not(and(X121,not(X122))) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[op_implies_and])])]) ).

fof(c_0_19,plain,
    ! [X7,X8] :
      ( ( ~ modus_ponens
        | ~ is_a_theorem(X7)
        | ~ is_a_theorem(implies(X7,X8))
        | is_a_theorem(X8) )
      & ( is_a_theorem(esk1_0)
        | modus_ponens )
      & ( is_a_theorem(implies(esk1_0,esk2_0))
        | modus_ponens )
      & ( ~ is_a_theorem(esk2_0)
        | modus_ponens ) ),
    inference(distribute,[status(thm)],[inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[modus_ponens])])])])]) ).

fof(c_0_20,plain,
    ! [X101,X102] :
      ( ( ~ r3
        | is_a_theorem(implies(or(X101,X102),or(X102,X101))) )
      & ( ~ is_a_theorem(implies(or(esk48_0,esk49_0),or(esk49_0,esk48_0)))
        | r3 ) ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[r3])])])]) ).

cnf(c_0_21,plain,
    ( is_a_theorem(implies(X1,or(X2,X1)))
    | ~ r2 ),
    inference(split_conjunct,[status(thm)],[c_0_16]) ).

cnf(c_0_22,plain,
    r2,
    inference(split_conjunct,[status(thm)],[principia_r2]) ).

cnf(c_0_23,plain,
    ( implies(X1,X2) = or(not(X1),X2)
    | ~ op_implies_or ),
    inference(split_conjunct,[status(thm)],[c_0_17]) ).

cnf(c_0_24,plain,
    op_implies_or,
    inference(split_conjunct,[status(thm)],[principia_op_implies_or]) ).

fof(c_0_25,plain,
    ! [X117,X118] :
      ( ~ op_or
      | or(X117,X118) = not(and(not(X117),not(X118))) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[op_or])])]) ).

cnf(c_0_26,plain,
    ( implies(X1,X2) = not(and(X1,not(X2)))
    | ~ op_implies_and ),
    inference(split_conjunct,[status(thm)],[c_0_18]) ).

cnf(c_0_27,plain,
    op_implies_and,
    inference(split_conjunct,[status(thm)],[hilbert_op_implies_and]) ).

cnf(c_0_28,plain,
    ( is_a_theorem(X2)
    | ~ modus_ponens
    | ~ is_a_theorem(X1)
    | ~ is_a_theorem(implies(X1,X2)) ),
    inference(split_conjunct,[status(thm)],[c_0_19]) ).

cnf(c_0_29,plain,
    modus_ponens,
    inference(split_conjunct,[status(thm)],[principia_modus_ponens]) ).

cnf(c_0_30,plain,
    ( is_a_theorem(implies(or(X1,X2),or(X2,X1)))
    | ~ r3 ),
    inference(split_conjunct,[status(thm)],[c_0_20]) ).

cnf(c_0_31,plain,
    r3,
    inference(split_conjunct,[status(thm)],[principia_r3]) ).

cnf(c_0_32,plain,
    is_a_theorem(implies(X1,or(X2,X1))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_21,c_0_22])]) ).

cnf(c_0_33,plain,
    or(not(X1),X2) = implies(X1,X2),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_23,c_0_24])]) ).

cnf(c_0_34,plain,
    ( or(X1,X2) = not(and(not(X1),not(X2)))
    | ~ op_or ),
    inference(split_conjunct,[status(thm)],[c_0_25]) ).

cnf(c_0_35,plain,
    not(and(X1,not(X2))) = implies(X1,X2),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_26,c_0_27])]) ).

cnf(c_0_36,plain,
    op_or,
    inference(split_conjunct,[status(thm)],[hilbert_op_or]) ).

fof(c_0_37,plain,
    ! [X119,X120] :
      ( ~ op_and
      | and(X119,X120) = not(or(not(X119),not(X120))) ),
    inference(shift_quantors,[status(thm)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[op_and])])]) ).

cnf(c_0_38,plain,
    ( is_a_theorem(X1)
    | ~ is_a_theorem(implies(X2,X1))
    | ~ is_a_theorem(X2) ),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_28,c_0_29])]) ).

cnf(c_0_39,plain,
    is_a_theorem(implies(or(X1,X2),or(X2,X1))),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_30,c_0_31])]) ).

cnf(c_0_40,plain,
    is_a_theorem(implies(X1,implies(X2,X1))),
    inference(spm,[status(thm)],[c_0_32,c_0_33]) ).

cnf(c_0_41,plain,
    implies(not(X1),X2) = or(X1,X2),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_34,c_0_35]),c_0_36])]) ).

cnf(c_0_42,plain,
    ( and(X1,X2) = not(or(not(X1),not(X2)))
    | ~ op_and ),
    inference(split_conjunct,[status(thm)],[c_0_37]) ).

cnf(c_0_43,plain,
    op_and,
    inference(split_conjunct,[status(thm)],[principia_op_and]) ).

fof(c_0_44,plain,
    ! [X37,X38] :
      ( ( ~ and_2
        | is_a_theorem(implies(and(X37,X38),X38)) )
      & ( ~ is_a_theorem(implies(and(esk16_0,esk17_0),esk17_0))
        | and_2 ) ),
    inference(shift_quantors,[status(thm)],[inference(skolemize,[status(esa)],[inference(variable_rename,[status(thm)],[inference(fof_nnf,[status(thm)],[and_2])])])]) ).

fof(c_0_45,negated_conjecture,
    ~ and_2,
    inference(fof_simplification,[status(thm)],[inference(assume_negation,[status(cth)],[hilbert_and_2])]) ).

cnf(c_0_46,plain,
    ( is_a_theorem(or(X1,X2))
    | ~ is_a_theorem(or(X2,X1)) ),
    inference(spm,[status(thm)],[c_0_38,c_0_39]) ).

cnf(c_0_47,plain,
    is_a_theorem(or(X1,implies(X2,not(X1)))),
    inference(spm,[status(thm)],[c_0_40,c_0_41]) ).

cnf(c_0_48,plain,
    not(implies(X1,not(X2))) = and(X1,X2),
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[inference(rw,[status(thm)],[c_0_42,c_0_33]),c_0_43])]) ).

cnf(c_0_49,plain,
    ( and_2
    | ~ is_a_theorem(implies(and(esk16_0,esk17_0),esk17_0)) ),
    inference(split_conjunct,[status(thm)],[c_0_44]) ).

cnf(c_0_50,negated_conjecture,
    ~ and_2,
    inference(split_conjunct,[status(thm)],[c_0_45]) ).

cnf(c_0_51,plain,
    is_a_theorem(or(implies(X1,not(X2)),X2)),
    inference(spm,[status(thm)],[c_0_46,c_0_47]) ).

cnf(c_0_52,plain,
    or(implies(X1,not(X2)),X3) = implies(and(X1,X2),X3),
    inference(spm,[status(thm)],[c_0_41,c_0_48]) ).

cnf(c_0_53,plain,
    ~ is_a_theorem(implies(and(esk16_0,esk17_0),esk17_0)),
    inference(sr,[status(thm)],[c_0_49,c_0_50]) ).

cnf(c_0_54,plain,
    is_a_theorem(implies(and(X1,X2),X2)),
    inference(rw,[status(thm)],[c_0_51,c_0_52]) ).

cnf(c_0_55,plain,
    $false,
    inference(cn,[status(thm)],[inference(rw,[status(thm)],[c_0_53,c_0_54])]),
    [proof] ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.12  % Problem    : LCL488+1 : TPTP v8.1.2. Released v3.3.0.
% 0.00/0.13  % Command    : java -jar /export/starexec/sandbox/solver/bin/mcs_scs.jar %d %s
% 0.13/0.34  % Computer : n014.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    : 300
% 0.13/0.34  % DateTime   : Thu Aug 24 19:36:18 EDT 2023
% 0.13/0.34  % CPUTime  : 
% 0.20/0.57  start to proof: theBenchmark
% 0.20/0.62  % Version  : CSE_E---1.5
% 0.20/0.62  % Problem  : theBenchmark.p
% 0.20/0.62  % Proof found
% 0.20/0.62  % SZS status Theorem for theBenchmark.p
% 0.20/0.62  % SZS output start Proof
% See solution above
% 0.20/0.63  % Total time : 0.039000 s
% 0.20/0.63  % SZS output end Proof
% 0.20/0.63  % Total time : 0.042000 s
%------------------------------------------------------------------------------