TSTP Solution File: SET917+1 by Bliksem---1.12

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Bliksem---1.12
% Problem  : SET917+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : bliksem %s

% Computer : n028.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  : 0s
% DateTime : Mon Jul 18 22:53:20 EDT 2022

% Result   : Theorem 0.43s 1.07s
% Output   : Refutation 0.43s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12  % Problem  : SET917+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.13  % Command  : bliksem %s
% 0.13/0.33  % Computer : n028.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % DateTime : Sun Jul 10 12:25:42 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.43/1.07  *** allocated 10000 integers for termspace/termends
% 0.43/1.07  *** allocated 10000 integers for clauses
% 0.43/1.07  *** allocated 10000 integers for justifications
% 0.43/1.07  Bliksem 1.12
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Automatic Strategy Selection
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Clauses:
% 0.43/1.07  
% 0.43/1.07  { ! in( X, Y ), ! in( Y, X ) }.
% 0.43/1.07  { set_intersection2( X, Y ) = set_intersection2( Y, X ) }.
% 0.43/1.07  { set_intersection2( X, X ) = X }.
% 0.43/1.07  { in( X, Y ), disjoint( singleton( X ), Y ) }.
% 0.43/1.07  { ! in( X, Y ), set_intersection2( Y, singleton( X ) ) = singleton( X ) }.
% 0.43/1.07  { empty( skol1 ) }.
% 0.43/1.07  { ! empty( skol2 ) }.
% 0.43/1.07  { ! disjoint( X, Y ), disjoint( Y, X ) }.
% 0.43/1.07  { ! disjoint( singleton( skol3 ), skol4 ) }.
% 0.43/1.07  { ! set_intersection2( singleton( skol3 ), skol4 ) = singleton( skol3 ) }.
% 0.43/1.07  
% 0.43/1.07  percentage equality = 0.285714, percentage horn = 0.900000
% 0.43/1.07  This is a problem with some equality
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Options Used:
% 0.43/1.07  
% 0.43/1.07  useres =            1
% 0.43/1.07  useparamod =        1
% 0.43/1.07  useeqrefl =         1
% 0.43/1.07  useeqfact =         1
% 0.43/1.07  usefactor =         1
% 0.43/1.07  usesimpsplitting =  0
% 0.43/1.07  usesimpdemod =      5
% 0.43/1.07  usesimpres =        3
% 0.43/1.07  
% 0.43/1.07  resimpinuse      =  1000
% 0.43/1.07  resimpclauses =     20000
% 0.43/1.07  substype =          eqrewr
% 0.43/1.07  backwardsubs =      1
% 0.43/1.07  selectoldest =      5
% 0.43/1.07  
% 0.43/1.07  litorderings [0] =  split
% 0.43/1.07  litorderings [1] =  extend the termordering, first sorting on arguments
% 0.43/1.07  
% 0.43/1.07  termordering =      kbo
% 0.43/1.07  
% 0.43/1.07  litapriori =        0
% 0.43/1.07  termapriori =       1
% 0.43/1.07  litaposteriori =    0
% 0.43/1.07  termaposteriori =   0
% 0.43/1.07  demodaposteriori =  0
% 0.43/1.07  ordereqreflfact =   0
% 0.43/1.07  
% 0.43/1.07  litselect =         negord
% 0.43/1.07  
% 0.43/1.07  maxweight =         15
% 0.43/1.07  maxdepth =          30000
% 0.43/1.07  maxlength =         115
% 0.43/1.07  maxnrvars =         195
% 0.43/1.07  excuselevel =       1
% 0.43/1.07  increasemaxweight = 1
% 0.43/1.07  
% 0.43/1.07  maxselected =       10000000
% 0.43/1.07  maxnrclauses =      10000000
% 0.43/1.07  
% 0.43/1.07  showgenerated =    0
% 0.43/1.07  showkept =         0
% 0.43/1.07  showselected =     0
% 0.43/1.07  showdeleted =      0
% 0.43/1.07  showresimp =       1
% 0.43/1.07  showstatus =       2000
% 0.43/1.07  
% 0.43/1.07  prologoutput =     0
% 0.43/1.07  nrgoals =          5000000
% 0.43/1.07  totalproof =       1
% 0.43/1.07  
% 0.43/1.07  Symbols occurring in the translation:
% 0.43/1.07  
% 0.43/1.07  {}  [0, 0]      (w:1, o:2, a:1, s:1, b:0), 
% 0.43/1.07  .  [1, 2]      (w:1, o:19, a:1, s:1, b:0), 
% 0.43/1.07  !  [4, 1]      (w:0, o:12, a:1, s:1, b:0), 
% 0.43/1.07  =  [13, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.07  ==>  [14, 2]      (w:1, o:0, a:0, s:1, b:0), 
% 0.43/1.07  in  [37, 2]      (w:1, o:43, a:1, s:1, b:0), 
% 0.43/1.07  set_intersection2  [38, 2]      (w:1, o:44, a:1, s:1, b:0), 
% 0.43/1.07  singleton  [39, 1]      (w:1, o:17, a:1, s:1, b:0), 
% 0.43/1.07  disjoint  [40, 2]      (w:1, o:45, a:1, s:1, b:0), 
% 0.43/1.07  empty  [41, 1]      (w:1, o:18, a:1, s:1, b:0), 
% 0.43/1.07  skol1  [42, 0]      (w:1, o:8, a:1, s:1, b:1), 
% 0.43/1.07  skol2  [43, 0]      (w:1, o:9, a:1, s:1, b:1), 
% 0.43/1.07  skol3  [44, 0]      (w:1, o:10, a:1, s:1, b:1), 
% 0.43/1.07  skol4  [45, 0]      (w:1, o:11, a:1, s:1, b:1).
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Starting Search:
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Bliksems!, er is een bewijs:
% 0.43/1.07  % SZS status Theorem
% 0.43/1.07  % SZS output start Refutation
% 0.43/1.07  
% 0.43/1.07  (1) {G0,W7,D3,L1,V2,M1} I { set_intersection2( X, Y ) = set_intersection2( 
% 0.43/1.07    Y, X ) }.
% 0.43/1.07  (3) {G0,W7,D3,L2,V2,M2} I { in( X, Y ), disjoint( singleton( X ), Y ) }.
% 0.43/1.07  (4) {G0,W10,D4,L2,V2,M2} I { ! in( X, Y ), set_intersection2( Y, singleton
% 0.43/1.07    ( X ) ) ==> singleton( X ) }.
% 0.43/1.07  (8) {G0,W4,D3,L1,V0,M1} I { ! disjoint( singleton( skol3 ), skol4 ) }.
% 0.43/1.07  (9) {G0,W7,D4,L1,V0,M1} I { ! set_intersection2( singleton( skol3 ), skol4
% 0.43/1.07     ) ==> singleton( skol3 ) }.
% 0.43/1.07  (14) {G1,W3,D2,L1,V0,M1} R(3,8) { in( skol3, skol4 ) }.
% 0.43/1.07  (18) {G2,W7,D4,L1,V0,M1} R(14,4) { set_intersection2( skol4, singleton( 
% 0.43/1.07    skol3 ) ) ==> singleton( skol3 ) }.
% 0.43/1.07  (22) {G3,W0,D0,L0,V0,M0} P(1,9);d(18);q {  }.
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  % SZS output end Refutation
% 0.43/1.07  found a proof!
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Unprocessed initial clauses:
% 0.43/1.07  
% 0.43/1.07  (24) {G0,W6,D2,L2,V2,M2}  { ! in( X, Y ), ! in( Y, X ) }.
% 0.43/1.07  (25) {G0,W7,D3,L1,V2,M1}  { set_intersection2( X, Y ) = set_intersection2( 
% 0.43/1.07    Y, X ) }.
% 0.43/1.07  (26) {G0,W5,D3,L1,V1,M1}  { set_intersection2( X, X ) = X }.
% 0.43/1.07  (27) {G0,W7,D3,L2,V2,M2}  { in( X, Y ), disjoint( singleton( X ), Y ) }.
% 0.43/1.07  (28) {G0,W10,D4,L2,V2,M2}  { ! in( X, Y ), set_intersection2( Y, singleton
% 0.43/1.07    ( X ) ) = singleton( X ) }.
% 0.43/1.07  (29) {G0,W2,D2,L1,V0,M1}  { empty( skol1 ) }.
% 0.43/1.07  (30) {G0,W2,D2,L1,V0,M1}  { ! empty( skol2 ) }.
% 0.43/1.07  (31) {G0,W6,D2,L2,V2,M2}  { ! disjoint( X, Y ), disjoint( Y, X ) }.
% 0.43/1.07  (32) {G0,W4,D3,L1,V0,M1}  { ! disjoint( singleton( skol3 ), skol4 ) }.
% 0.43/1.07  (33) {G0,W7,D4,L1,V0,M1}  { ! set_intersection2( singleton( skol3 ), skol4
% 0.43/1.07     ) = singleton( skol3 ) }.
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Total Proof:
% 0.43/1.07  
% 0.43/1.07  subsumption: (1) {G0,W7,D3,L1,V2,M1} I { set_intersection2( X, Y ) = 
% 0.43/1.07    set_intersection2( Y, X ) }.
% 0.43/1.07  parent0: (25) {G0,W7,D3,L1,V2,M1}  { set_intersection2( X, Y ) = 
% 0.43/1.07    set_intersection2( Y, X ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (3) {G0,W7,D3,L2,V2,M2} I { in( X, Y ), disjoint( singleton( X
% 0.43/1.07     ), Y ) }.
% 0.43/1.07  parent0: (27) {G0,W7,D3,L2,V2,M2}  { in( X, Y ), disjoint( singleton( X ), 
% 0.43/1.07    Y ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07     1 ==> 1
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (4) {G0,W10,D4,L2,V2,M2} I { ! in( X, Y ), set_intersection2( 
% 0.43/1.07    Y, singleton( X ) ) ==> singleton( X ) }.
% 0.43/1.07  parent0: (28) {G0,W10,D4,L2,V2,M2}  { ! in( X, Y ), set_intersection2( Y, 
% 0.43/1.07    singleton( X ) ) = singleton( X ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := X
% 0.43/1.07     Y := Y
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07     1 ==> 1
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (8) {G0,W4,D3,L1,V0,M1} I { ! disjoint( singleton( skol3 ), 
% 0.43/1.07    skol4 ) }.
% 0.43/1.07  parent0: (32) {G0,W4,D3,L1,V0,M1}  { ! disjoint( singleton( skol3 ), skol4
% 0.43/1.07     ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (9) {G0,W7,D4,L1,V0,M1} I { ! set_intersection2( singleton( 
% 0.43/1.07    skol3 ), skol4 ) ==> singleton( skol3 ) }.
% 0.43/1.07  parent0: (33) {G0,W7,D4,L1,V0,M1}  { ! set_intersection2( singleton( skol3
% 0.43/1.07     ), skol4 ) = singleton( skol3 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (47) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.43/1.07  parent0[0]: (8) {G0,W4,D3,L1,V0,M1} I { ! disjoint( singleton( skol3 ), 
% 0.43/1.07    skol4 ) }.
% 0.43/1.07  parent1[1]: (3) {G0,W7,D3,L2,V2,M2} I { in( X, Y ), disjoint( singleton( X
% 0.43/1.07     ), Y ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07     X := skol3
% 0.43/1.07     Y := skol4
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (14) {G1,W3,D2,L1,V0,M1} R(3,8) { in( skol3, skol4 ) }.
% 0.43/1.07  parent0: (47) {G1,W3,D2,L1,V0,M1}  { in( skol3, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqswap: (48) {G0,W10,D4,L2,V2,M2}  { singleton( Y ) ==> set_intersection2( 
% 0.43/1.07    X, singleton( Y ) ), ! in( Y, X ) }.
% 0.43/1.07  parent0[1]: (4) {G0,W10,D4,L2,V2,M2} I { ! in( X, Y ), set_intersection2( Y
% 0.43/1.07    , singleton( X ) ) ==> singleton( X ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := Y
% 0.43/1.07     Y := X
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  resolution: (49) {G1,W7,D4,L1,V0,M1}  { singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( skol4, singleton( skol3 ) ) }.
% 0.43/1.07  parent0[1]: (48) {G0,W10,D4,L2,V2,M2}  { singleton( Y ) ==> 
% 0.43/1.07    set_intersection2( X, singleton( Y ) ), ! in( Y, X ) }.
% 0.43/1.07  parent1[0]: (14) {G1,W3,D2,L1,V0,M1} R(3,8) { in( skol3, skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := skol4
% 0.43/1.07     Y := skol3
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqswap: (50) {G1,W7,D4,L1,V0,M1}  { set_intersection2( skol4, singleton( 
% 0.43/1.07    skol3 ) ) ==> singleton( skol3 ) }.
% 0.43/1.07  parent0[0]: (49) {G1,W7,D4,L1,V0,M1}  { singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( skol4, singleton( skol3 ) ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (18) {G2,W7,D4,L1,V0,M1} R(14,4) { set_intersection2( skol4, 
% 0.43/1.07    singleton( skol3 ) ) ==> singleton( skol3 ) }.
% 0.43/1.07  parent0: (50) {G1,W7,D4,L1,V0,M1}  { set_intersection2( skol4, singleton( 
% 0.43/1.07    skol3 ) ) ==> singleton( skol3 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07     0 ==> 0
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqswap: (51) {G0,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( singleton( skol3 ), skol4 ) }.
% 0.43/1.07  parent0[0]: (9) {G0,W7,D4,L1,V0,M1} I { ! set_intersection2( singleton( 
% 0.43/1.07    skol3 ), skol4 ) ==> singleton( skol3 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  paramod: (53) {G1,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( skol4, singleton( skol3 ) ) }.
% 0.43/1.07  parent0[0]: (1) {G0,W7,D3,L1,V2,M1} I { set_intersection2( X, Y ) = 
% 0.43/1.07    set_intersection2( Y, X ) }.
% 0.43/1.07  parent1[0; 4]: (51) {G0,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( singleton( skol3 ), skol4 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07     X := singleton( skol3 )
% 0.43/1.07     Y := skol4
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  paramod: (55) {G2,W5,D3,L1,V0,M1}  { ! singleton( skol3 ) ==> singleton( 
% 0.43/1.07    skol3 ) }.
% 0.43/1.07  parent0[0]: (18) {G2,W7,D4,L1,V0,M1} R(14,4) { set_intersection2( skol4, 
% 0.43/1.07    singleton( skol3 ) ) ==> singleton( skol3 ) }.
% 0.43/1.07  parent1[0; 4]: (53) {G1,W7,D4,L1,V0,M1}  { ! singleton( skol3 ) ==> 
% 0.43/1.07    set_intersection2( skol4, singleton( skol3 ) ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  substitution1:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  eqrefl: (56) {G0,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.07  parent0[0]: (55) {G2,W5,D3,L1,V0,M1}  { ! singleton( skol3 ) ==> singleton
% 0.43/1.07    ( skol3 ) }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  subsumption: (22) {G3,W0,D0,L0,V0,M0} P(1,9);d(18);q {  }.
% 0.43/1.07  parent0: (56) {G0,W0,D0,L0,V0,M0}  {  }.
% 0.43/1.07  substitution0:
% 0.43/1.07  end
% 0.43/1.07  permutation0:
% 0.43/1.07  end
% 0.43/1.07  
% 0.43/1.07  Proof check complete!
% 0.43/1.07  
% 0.43/1.07  Memory use:
% 0.43/1.07  
% 0.43/1.07  space for terms:        320
% 0.43/1.07  space for clauses:      1458
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  clauses generated:      50
% 0.43/1.07  clauses kept:           23
% 0.43/1.07  clauses selected:       16
% 0.43/1.07  clauses deleted:        0
% 0.43/1.07  clauses inuse deleted:  0
% 0.43/1.07  
% 0.43/1.07  subsentry:          87
% 0.43/1.07  literals s-matched: 48
% 0.43/1.07  literals matched:   48
% 0.43/1.07  full subsumption:   0
% 0.43/1.07  
% 0.43/1.07  checksum:           -1879453515
% 0.43/1.07  
% 0.43/1.07  
% 0.43/1.07  Bliksem ended
%------------------------------------------------------------------------------