TSTP Solution File: SET173+3 by Beagle---0.9.51

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%------------------------------------------------------------------------------
% File     : Beagle---0.9.51
% Problem  : SET173+3 : TPTP v8.1.2. Released v2.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox2/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox2/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %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 : Tue Aug 22 10:56:08 EDT 2023

% Result   : Theorem 7.00s 2.77s
% Output   : CNFRefutation 7.39s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :    9
%            Number of leaves      :   16
% Syntax   : Number of formulae    :   41 (  13 unt;   9 typ;   0 def)
%            Number of atoms       :   61 (  12 equ)
%            Maximal formula atoms :    3 (   1 avg)
%            Number of connectives :   49 (  20   ~;  22   |;   2   &)
%                                         (   4 <=>;   1  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    7 (   5 avg)
%            Maximal term depth    :    3 (   1 avg)
%            Number of types       :    2 (   0 usr)
%            Number of type conns  :   14 (   7   >;   7   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   2 con; 0-2 aty)
%            Number of variables   :   71 (;  71   !;   0   ?;   0   :)

% Comments : 
%------------------------------------------------------------------------------
%$ subset > member > union > intersection > #nlpp > #skF_3 > #skF_5 > #skF_4 > #skF_2 > #skF_1

%Foreground sorts:

%Background operators:

%Foreground operators:
tff(intersection,type,
    intersection: ( $i * $i ) > $i ).

tff(union,type,
    union: ( $i * $i ) > $i ).

tff('#skF_3',type,
    '#skF_3': ( $i * $i ) > $i ).

tff('#skF_5',type,
    '#skF_5': $i ).

tff(subset,type,
    subset: ( $i * $i ) > $o ).

tff(member,type,
    member: ( $i * $i ) > $o ).

tff('#skF_4',type,
    '#skF_4': $i ).

tff('#skF_2',type,
    '#skF_2': ( $i * $i ) > $i ).

tff('#skF_1',type,
    '#skF_1': ( $i * $i ) > $i ).

tff(f_50,axiom,
    ! [B,C] : ( union(B,C) = union(C,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_of_union) ).

tff(f_61,axiom,
    ! [B,C] :
      ( subset(B,C)
    <=> ! [D] :
          ( member(D,B)
         => member(D,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',subset_defn) ).

tff(f_33,axiom,
    ! [B,C,D] :
      ( member(D,union(B,C))
    <=> ( member(D,B)
        | member(D,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',union_defn) ).

tff(f_53,axiom,
    ! [B,C] : ( intersection(B,C) = intersection(C,B) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',commutativity_of_intersection) ).

tff(f_40,axiom,
    ! [B,C,D] :
      ( member(D,intersection(B,C))
    <=> ( member(D,B)
        & member(D,C) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',intersection_defn) ).

tff(f_47,axiom,
    ! [B,C] :
      ( ( B = C )
    <=> ( subset(B,C)
        & subset(C,B) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equal_defn) ).

tff(f_76,negated_conjecture,
    ~ ! [B,C] : ( intersection(B,union(B,C)) = B ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_absorbtion_for_intersection) ).

tff(c_20,plain,
    ! [C_10,B_9] : ( union(C_10,B_9) = union(B_9,C_10) ),
    inference(cnfTransformation,[status(thm)],[f_50]) ).

tff(c_28,plain,
    ! [B_13,C_14] :
      ( member('#skF_1'(B_13,C_14),B_13)
      | subset(B_13,C_14) ),
    inference(cnfTransformation,[status(thm)],[f_61]) ).

tff(c_165,plain,
    ! [D_44,C_45,B_46] :
      ( ~ member(D_44,C_45)
      | member(D_44,union(B_46,C_45)) ),
    inference(cnfTransformation,[status(thm)],[f_33]) ).

tff(c_26,plain,
    ! [B_13,C_14] :
      ( ~ member('#skF_1'(B_13,C_14),C_14)
      | subset(B_13,C_14) ),
    inference(cnfTransformation,[status(thm)],[f_61]) ).

tff(c_410,plain,
    ! [B_78,B_79,C_80] :
      ( subset(B_78,union(B_79,C_80))
      | ~ member('#skF_1'(B_78,union(B_79,C_80)),C_80) ),
    inference(resolution,[status(thm)],[c_165,c_26]) ).

tff(c_442,plain,
    ! [B_81,B_82] : subset(B_81,union(B_82,B_81)),
    inference(resolution,[status(thm)],[c_28,c_410]) ).

tff(c_453,plain,
    ! [C_10,B_9] : subset(C_10,union(C_10,B_9)),
    inference(superposition,[status(thm),theory(equality)],[c_20,c_442]) ).

tff(c_22,plain,
    ! [C_12,B_11] : ( intersection(C_12,B_11) = intersection(B_11,C_12) ),
    inference(cnfTransformation,[status(thm)],[f_53]) ).

tff(c_134,plain,
    ! [D_37,B_38,C_39] :
      ( member(D_37,B_38)
      | ~ member(D_37,intersection(B_38,C_39)) ),
    inference(cnfTransformation,[status(thm)],[f_40]) ).

tff(c_517,plain,
    ! [B_91,C_92,C_93] :
      ( member('#skF_1'(intersection(B_91,C_92),C_93),B_91)
      | subset(intersection(B_91,C_92),C_93) ),
    inference(resolution,[status(thm)],[c_28,c_134]) ).

tff(c_557,plain,
    ! [B_94,C_95] : subset(intersection(B_94,C_95),B_94),
    inference(resolution,[status(thm)],[c_517,c_26]) ).

tff(c_562,plain,
    ! [C_12,B_11] : subset(intersection(C_12,B_11),B_11),
    inference(superposition,[status(thm),theory(equality)],[c_22,c_557]) ).

tff(c_177,plain,
    ! [D_47,C_48,B_49] :
      ( member(D_47,C_48)
      | ~ member(D_47,B_49)
      | ~ subset(B_49,C_48) ),
    inference(cnfTransformation,[status(thm)],[f_61]) ).

tff(c_185,plain,
    ! [B_13,C_14,C_48] :
      ( member('#skF_1'(B_13,C_14),C_48)
      | ~ subset(B_13,C_48)
      | subset(B_13,C_14) ),
    inference(resolution,[status(thm)],[c_28,c_177]) ).

tff(c_187,plain,
    ! [D_50,B_51,C_52] :
      ( member(D_50,intersection(B_51,C_52))
      | ~ member(D_50,C_52)
      | ~ member(D_50,B_51) ),
    inference(cnfTransformation,[status(thm)],[f_40]) ).

tff(c_3752,plain,
    ! [B_337,B_338,C_339] :
      ( subset(B_337,intersection(B_338,C_339))
      | ~ member('#skF_1'(B_337,intersection(B_338,C_339)),C_339)
      | ~ member('#skF_1'(B_337,intersection(B_338,C_339)),B_338) ),
    inference(resolution,[status(thm)],[c_187,c_26]) ).

tff(c_3849,plain,
    ! [B_340,B_341] :
      ( ~ member('#skF_1'(B_340,intersection(B_341,B_340)),B_341)
      | subset(B_340,intersection(B_341,B_340)) ),
    inference(resolution,[status(thm)],[c_28,c_3752]) ).

tff(c_4365,plain,
    ! [B_346,C_347] :
      ( ~ subset(B_346,C_347)
      | subset(B_346,intersection(C_347,B_346)) ),
    inference(resolution,[status(thm)],[c_185,c_3849]) ).

tff(c_14,plain,
    ! [C_8,B_7] :
      ( ( C_8 = B_7 )
      | ~ subset(C_8,B_7)
      | ~ subset(B_7,C_8) ),
    inference(cnfTransformation,[status(thm)],[f_47]) ).

tff(c_4439,plain,
    ! [C_347,B_346] :
      ( ( intersection(C_347,B_346) = B_346 )
      | ~ subset(intersection(C_347,B_346),B_346)
      | ~ subset(B_346,C_347) ),
    inference(resolution,[status(thm)],[c_4365,c_14]) ).

tff(c_4657,plain,
    ! [C_351,B_352] :
      ( ( intersection(C_351,B_352) = B_352 )
      | ~ subset(B_352,C_351) ),
    inference(demodulation,[status(thm),theory(equality)],[c_562,c_4439]) ).

tff(c_4708,plain,
    ! [C_353,B_354] : ( intersection(union(C_353,B_354),C_353) = C_353 ),
    inference(resolution,[status(thm)],[c_453,c_4657]) ).

tff(c_4854,plain,
    ! [C_353,B_354] : ( intersection(C_353,union(C_353,B_354)) = C_353 ),
    inference(superposition,[status(thm),theory(equality)],[c_4708,c_22]) ).

tff(c_44,plain,
    intersection('#skF_4',union('#skF_4','#skF_5')) != '#skF_4',
    inference(cnfTransformation,[status(thm)],[f_76]) ).

tff(c_5122,plain,
    $false,
    inference(demodulation,[status(thm),theory(equality)],[c_4854,c_44]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.13  % Problem  : SET173+3 : TPTP v8.1.2. Released v2.2.0.
% 0.00/0.13  % Command  : java -Dfile.encoding=UTF-8 -Xms512M -Xmx4G -Xss10M -jar /export/starexec/sandbox2/solver/bin/beagle.jar -auto -q -proof -print tff -smtsolver /export/starexec/sandbox2/solver/bin/cvc4-1.4-x86_64-linux-opt -liasolver cooper -t %d %s
% 0.13/0.35  % Computer : n014.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  : 300
% 0.13/0.35  % DateTime : Thu Aug  3 16:59:03 EDT 2023
% 0.13/0.35  % CPUTime  : 
% 7.00/2.77  % SZS status Theorem for /export/starexec/sandbox2/benchmark/theBenchmark.p
% 7.00/2.77  
% 7.00/2.77  % SZS output start CNFRefutation for /export/starexec/sandbox2/benchmark/theBenchmark.p
% See solution above
% 7.39/2.80  
% 7.39/2.80  Inference rules
% 7.39/2.80  ----------------------
% 7.39/2.80  #Ref     : 0
% 7.39/2.80  #Sup     : 1259
% 7.39/2.80  #Fact    : 2
% 7.39/2.80  #Define  : 0
% 7.39/2.80  #Split   : 0
% 7.39/2.80  #Chain   : 0
% 7.39/2.80  #Close   : 0
% 7.39/2.80  
% 7.39/2.80  Ordering : KBO
% 7.39/2.80  
% 7.39/2.80  Simplification rules
% 7.39/2.80  ----------------------
% 7.39/2.80  #Subsume      : 261
% 7.39/2.80  #Demod        : 224
% 7.39/2.80  #Tautology    : 138
% 7.39/2.80  #SimpNegUnit  : 0
% 7.39/2.80  #BackRed      : 2
% 7.39/2.80  
% 7.39/2.80  #Partial instantiations: 0
% 7.39/2.80  #Strategies tried      : 1
% 7.39/2.80  
% 7.39/2.80  Timing (in seconds)
% 7.39/2.80  ----------------------
% 7.39/2.81  Preprocessing        : 0.47
% 7.39/2.81  Parsing              : 0.25
% 7.39/2.81  CNF conversion       : 0.04
% 7.39/2.81  Main loop            : 1.28
% 7.39/2.81  Inferencing          : 0.40
% 7.39/2.81  Reduction            : 0.38
% 7.39/2.81  Demodulation         : 0.30
% 7.39/2.81  BG Simplification    : 0.04
% 7.39/2.81  Subsumption          : 0.35
% 7.39/2.81  Abstraction          : 0.04
% 7.39/2.81  MUC search           : 0.00
% 7.39/2.81  Cooper               : 0.00
% 7.39/2.81  Total                : 1.80
% 7.39/2.81  Index Insertion      : 0.00
% 7.39/2.81  Index Deletion       : 0.00
% 7.39/2.81  Index Matching       : 0.00
% 7.39/2.81  BG Taut test         : 0.00
%------------------------------------------------------------------------------