TSTP Solution File: LAT037-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : LAT037-1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n011.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 : Sat Sep 17 18:31:49 EDT 2022

% Result   : Unsatisfiable 0.16s 0.44s
% Output   : Proof 0.16s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   14
%            Number of leaves      :   54
% Syntax   : Number of formulae    :  136 (  84 unt;   7 typ;   0 def)
%            Number of atoms       :  210 ( 199 equ)
%            Maximal formula atoms :    8 (   1 avg)
%            Number of connectives :  113 (  42   ~;  34   |;   0   &)
%                                         (  37 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    4 (   1 avg)
%            Number of FOOLs       :   10 (  10 fml;   0 var)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    4 (   2   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    4 (   2 usr;   1 prp; 0-2 aty)
%            Number of functors    :    7 (   7 usr;   5 con; 0-2 aty)
%            Number of variables   :  205 ( 185   !;   0   ?; 205   :)

% Comments : 
%------------------------------------------------------------------------------
tff(zz_type,type,
    zz: $i ).

tff(meet_type,type,
    meet: ( $i * $i ) > $i ).

tff(yy_type,type,
    yy: $i ).

tff(join_type,type,
    join: ( $i * $i ) > $i ).

tff(xx_type,type,
    xx: $i ).

tff(n1_type,type,
    n1: $i ).

tff(n0_type,type,
    n0: $i ).

tff(1,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( meet(X,join(X,Y)) = X )
      <=> ( meet(X,join(X,Y)) = X ) )),
    inference(bind,[status(th)],]) ).

tff(2,plain,
    ( ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
  <=> ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ) ),
    inference(quant_intro,[status(thm)],[1]) ).

tff(3,plain,
    ( ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
  <=> ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ) ),
    inference(rewrite,[status(thm)],]) ).

tff(4,axiom,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',absorption1) ).

tff(5,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[4,3]) ).

tff(6,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(skolemize,[status(sab)],[5]) ).

tff(7,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[6,2]) ).

tff(8,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(zz,join(zz,xx)) = zz ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(9,plain,
    meet(zz,join(zz,xx)) = zz,
    inference(unit_resolution,[status(thm)],[8,7]) ).

tff(10,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( join(X,Y) = join(Y,X) )
      <=> ( join(X,Y) = join(Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(11,plain,
    ( ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
  <=> ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ) ),
    inference(quant_intro,[status(thm)],[10]) ).

tff(12,plain,
    ( ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
  <=> ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(13,axiom,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',commutativity_of_join) ).

tff(14,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(modus_ponens,[status(thm)],[13,12]) ).

tff(15,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(skolemize,[status(sab)],[14]) ).

tff(16,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(modus_ponens,[status(thm)],[15,11]) ).

tff(17,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
    | ( join(zz,xx) = join(xx,zz) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(18,plain,
    join(zz,xx) = join(xx,zz),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    join(xx,zz) = join(zz,xx),
    inference(symmetry,[status(thm)],[18]) ).

tff(20,plain,
    ( ( join(xx,zz) = n1 )
  <=> ( join(xx,zz) = join(xx,yy) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(21,plain,
    ( ( join(xx,zz) = n1 )
  <=> ( join(xx,zz) = n1 ) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,axiom,
    join(xx,zz) = n1,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',lhs2) ).

tff(23,plain,
    join(xx,zz) = n1,
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    join(xx,zz) = join(xx,yy),
    inference(modus_ponens,[status(thm)],[23,20]) ).

tff(25,plain,
    join(xx,yy) = join(xx,zz),
    inference(symmetry,[status(thm)],[24]) ).

tff(26,plain,
    join(xx,yy) = join(zz,xx),
    inference(transitivity,[status(thm)],[25,19]) ).

tff(27,plain,
    meet(zz,join(xx,yy)) = meet(zz,join(zz,xx)),
    inference(monotonicity,[status(thm)],[26]) ).

tff(28,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
    | ( join(yy,xx) = join(xx,yy) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(29,plain,
    join(yy,xx) = join(xx,yy),
    inference(unit_resolution,[status(thm)],[28,16]) ).

tff(30,plain,
    meet(zz,join(yy,xx)) = meet(zz,join(xx,yy)),
    inference(monotonicity,[status(thm)],[29]) ).

tff(31,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) )
      <=> ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ) )),
    inference(bind,[status(th)],]) ).

tff(32,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) )
  <=> ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ) ),
    inference(quant_intro,[status(thm)],[31]) ).

tff(33,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) )
  <=> ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(34,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',dist_meet) ).

tff(35,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ),
    inference(modus_ponens,[status(thm)],[34,33]) ).

tff(36,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ),
    inference(skolemize,[status(sab)],[35]) ).

tff(37,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) ),
    inference(modus_ponens,[status(thm)],[36,32]) ).

tff(38,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,Z)) = join(meet(X,Y),meet(X,Z)) )
    | ( meet(zz,join(yy,xx)) = join(meet(zz,yy),meet(zz,xx)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(39,plain,
    meet(zz,join(yy,xx)) = join(meet(zz,yy),meet(zz,xx)),
    inference(unit_resolution,[status(thm)],[38,37]) ).

tff(40,plain,
    join(meet(zz,yy),meet(zz,xx)) = meet(zz,join(yy,xx)),
    inference(symmetry,[status(thm)],[39]) ).

tff(41,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( meet(X,Y) = meet(Y,X) )
      <=> ( meet(X,Y) = meet(Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(42,plain,
    ( ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
  <=> ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ) ),
    inference(quant_intro,[status(thm)],[41]) ).

tff(43,plain,
    ( ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
  <=> ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(44,axiom,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',commutativity_of_meet) ).

tff(45,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(modus_ponens,[status(thm)],[44,43]) ).

tff(46,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(skolemize,[status(sab)],[45]) ).

tff(47,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(modus_ponens,[status(thm)],[46,42]) ).

tff(48,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(zz,xx) = meet(xx,zz) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(49,plain,
    meet(zz,xx) = meet(xx,zz),
    inference(unit_resolution,[status(thm)],[48,47]) ).

tff(50,plain,
    meet(xx,zz) = meet(zz,xx),
    inference(symmetry,[status(thm)],[49]) ).

tff(51,plain,
    ^ [X: $i] :
      refl(
        ( ( meet(X,meet(xx,zz)) = meet(xx,zz) )
      <=> ( meet(X,meet(xx,zz)) = meet(xx,zz) ) )),
    inference(bind,[status(th)],]) ).

tff(52,plain,
    ( ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) )
  <=> ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) ) ),
    inference(quant_intro,[status(thm)],[51]) ).

tff(53,plain,
    ^ [X: $i] :
      rewrite(
        ( ( meet(X,meet(xx,yy)) = meet(xx,yy) )
      <=> ( meet(X,meet(xx,zz)) = meet(xx,zz) ) )),
    inference(bind,[status(th)],]) ).

tff(54,plain,
    ( ! [X: $i] : ( meet(X,meet(xx,yy)) = meet(xx,yy) )
  <=> ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) ) ),
    inference(quant_intro,[status(thm)],[53]) ).

tff(55,plain,
    ^ [X: $i] :
      rewrite(
        ( ( meet(X,n0) = n0 )
      <=> ( meet(X,meet(xx,yy)) = meet(xx,yy) ) )),
    inference(bind,[status(th)],]) ).

tff(56,plain,
    ( ! [X: $i] : ( meet(X,n0) = n0 )
  <=> ! [X: $i] : ( meet(X,meet(xx,yy)) = meet(xx,yy) ) ),
    inference(quant_intro,[status(thm)],[55]) ).

tff(57,plain,
    ( ! [X: $i] : ( meet(X,n0) = n0 )
  <=> ! [X: $i] : ( meet(X,n0) = n0 ) ),
    inference(rewrite,[status(thm)],]) ).

tff(58,axiom,
    ! [X: $i] : ( meet(X,n0) = n0 ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',x_meet_0) ).

tff(59,plain,
    ! [X: $i] : ( meet(X,n0) = n0 ),
    inference(modus_ponens,[status(thm)],[58,57]) ).

tff(60,plain,
    ! [X: $i] : ( meet(X,meet(xx,yy)) = meet(xx,yy) ),
    inference(modus_ponens,[status(thm)],[59,56]) ).

tff(61,plain,
    ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) ),
    inference(modus_ponens,[status(thm)],[60,54]) ).

tff(62,plain,
    ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) ),
    inference(skolemize,[status(sab)],[61]) ).

tff(63,plain,
    ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) ),
    inference(modus_ponens,[status(thm)],[62,52]) ).

tff(64,plain,
    ( ~ ! [X: $i] : ( meet(X,meet(xx,zz)) = meet(xx,zz) )
    | ( meet(zz,meet(xx,zz)) = meet(xx,zz) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(65,plain,
    meet(zz,meet(xx,zz)) = meet(xx,zz),
    inference(unit_resolution,[status(thm)],[64,63]) ).

tff(66,plain,
    ( ( meet(xx,zz) = n0 )
  <=> ( meet(xx,zz) = meet(xx,yy) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(67,plain,
    ( ( meet(xx,zz) = n0 )
  <=> ( meet(xx,zz) = n0 ) ),
    inference(rewrite,[status(thm)],]) ).

tff(68,axiom,
    meet(xx,zz) = n0,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',lhs4) ).

tff(69,plain,
    meet(xx,zz) = n0,
    inference(modus_ponens,[status(thm)],[68,67]) ).

tff(70,plain,
    meet(xx,zz) = meet(xx,yy),
    inference(modus_ponens,[status(thm)],[69,66]) ).

tff(71,plain,
    meet(xx,yy) = meet(xx,zz),
    inference(symmetry,[status(thm)],[70]) ).

tff(72,plain,
    meet(zz,meet(xx,yy)) = meet(zz,meet(xx,zz)),
    inference(monotonicity,[status(thm)],[71]) ).

tff(73,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(yy,xx) = meet(xx,yy) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(74,plain,
    meet(yy,xx) = meet(xx,yy),
    inference(unit_resolution,[status(thm)],[73,47]) ).

tff(75,plain,
    meet(zz,meet(yy,xx)) = meet(zz,meet(xx,yy)),
    inference(monotonicity,[status(thm)],[74]) ).

tff(76,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
      <=> ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ) )),
    inference(bind,[status(th)],]) ).

tff(77,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
  <=> ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ) ),
    inference(quant_intro,[status(thm)],[76]) ).

tff(78,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
  <=> ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(79,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',associativity_of_meet) ).

tff(80,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[79,78]) ).

tff(81,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(skolemize,[status(sab)],[80]) ).

tff(82,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[81,77]) ).

tff(83,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
    | ( meet(meet(zz,yy),xx) = meet(zz,meet(yy,xx)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(84,plain,
    meet(meet(zz,yy),xx) = meet(zz,meet(yy,xx)),
    inference(unit_resolution,[status(thm)],[83,82]) ).

tff(85,plain,
    meet(meet(zz,yy),xx) = meet(zz,xx),
    inference(transitivity,[status(thm)],[84,75,72,65,50]) ).

tff(86,plain,
    join(meet(zz,yy),meet(meet(zz,yy),xx)) = join(meet(zz,yy),meet(zz,xx)),
    inference(monotonicity,[status(thm)],[85]) ).

tff(87,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( join(X,meet(X,Y)) = X )
      <=> ( join(X,meet(X,Y)) = X ) )),
    inference(bind,[status(th)],]) ).

tff(88,plain,
    ( ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
  <=> ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ) ),
    inference(quant_intro,[status(thm)],[87]) ).

tff(89,plain,
    ( ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
  <=> ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ) ),
    inference(rewrite,[status(thm)],]) ).

tff(90,axiom,
    ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',absorption2) ).

tff(91,plain,
    ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[90,89]) ).

tff(92,plain,
    ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ),
    inference(skolemize,[status(sab)],[91]) ).

tff(93,plain,
    ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[92,88]) ).

tff(94,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(meet(zz,yy),meet(meet(zz,yy),xx)) = meet(zz,yy) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(95,plain,
    join(meet(zz,yy),meet(meet(zz,yy),xx)) = meet(zz,yy),
    inference(unit_resolution,[status(thm)],[94,93]) ).

tff(96,plain,
    meet(zz,yy) = join(meet(zz,yy),meet(meet(zz,yy),xx)),
    inference(symmetry,[status(thm)],[95]) ).

tff(97,plain,
    meet(zz,yy) = zz,
    inference(transitivity,[status(thm)],[96,86,40,30,27,9]) ).

tff(98,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(zz,meet(zz,xx)) = zz ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(99,plain,
    join(zz,meet(zz,xx)) = zz,
    inference(unit_resolution,[status(thm)],[98,93]) ).

tff(100,plain,
    meet(xx,yy) = meet(zz,xx),
    inference(transitivity,[status(thm)],[71,50]) ).

tff(101,plain,
    join(zz,meet(xx,yy)) = join(zz,meet(zz,xx)),
    inference(monotonicity,[status(thm)],[100]) ).

tff(102,plain,
    join(zz,meet(xx,yy)) = zz,
    inference(transitivity,[status(thm)],[101,99]) ).

tff(103,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(yy,join(yy,xx)) = yy ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(104,plain,
    meet(yy,join(yy,xx)) = yy,
    inference(unit_resolution,[status(thm)],[103,7]) ).

tff(105,plain,
    join(xx,yy) = join(yy,xx),
    inference(symmetry,[status(thm)],[29]) ).

tff(106,plain,
    meet(yy,join(xx,yy)) = meet(yy,join(yy,xx)),
    inference(monotonicity,[status(thm)],[105]) ).

tff(107,plain,
    join(zz,xx) = join(xx,yy),
    inference(transitivity,[status(thm)],[18,24]) ).

tff(108,plain,
    meet(yy,join(zz,xx)) = meet(yy,join(xx,yy)),
    inference(monotonicity,[status(thm)],[107]) ).

tff(109,plain,
    meet(yy,join(zz,xx)) = yy,
    inference(transitivity,[status(thm)],[108,106,104]) ).

tff(110,plain,
    ( ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) )
  <=> ( yy = zz ) ),
    inference(monotonicity,[status(thm)],[109,102]) ).

tff(111,plain,
    ( ( yy = zz )
  <=> ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) ),
    inference(symmetry,[status(thm)],[110]) ).

tff(112,plain,
    ( ( yy != zz )
  <=> ( meet(yy,join(zz,xx)) != join(zz,meet(xx,yy)) ) ),
    inference(monotonicity,[status(thm)],[111]) ).

tff(113,plain,
    ( ( yy != zz )
  <=> ( yy != zz ) ),
    inference(rewrite,[status(thm)],]) ).

tff(114,axiom,
    yy != zz,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',rhs) ).

tff(115,plain,
    yy != zz,
    inference(modus_ponens,[status(thm)],[114,113]) ).

tff(116,plain,
    meet(yy,join(zz,xx)) != join(zz,meet(xx,yy)),
    inference(modus_ponens,[status(thm)],[115,112]) ).

tff(117,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( ( meet(X,Z) != X )
          | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
      <=> ( ( meet(X,Z) != X )
          | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ) )),
    inference(bind,[status(th)],]) ).

tff(118,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ( meet(X,Z) != X )
        | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ( meet(X,Z) != X )
        | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ) ),
    inference(quant_intro,[status(thm)],[117]) ).

tff(119,plain,
    ( ! [Z: $i,Y: $i,X: $i] :
        ( ( meet(X,Z) != X )
        | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
  <=> ! [Z: $i,Y: $i,X: $i] :
        ( ( meet(X,Z) != X )
        | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(120,axiom,
    ! [Z: $i,Y: $i,X: $i] :
      ( ( meet(X,Z) != X )
      | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',modular) ).

tff(121,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ( meet(X,Z) != X )
      | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ),
    inference(modus_ponens,[status(thm)],[120,119]) ).

tff(122,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ( meet(X,Z) != X )
      | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ),
    inference(skolemize,[status(sab)],[121]) ).

tff(123,plain,
    ! [Z: $i,Y: $i,X: $i] :
      ( ( meet(X,Z) != X )
      | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) ),
    inference(modus_ponens,[status(thm)],[122,118]) ).

tff(124,plain,
    ( ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ( meet(X,Z) != X )
            | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
      | ( meet(zz,yy) != zz )
      | ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) )
  <=> ( ~ ! [Z: $i,Y: $i,X: $i] :
            ( ( meet(X,Z) != X )
            | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
      | ( meet(zz,yy) != zz )
      | ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(125,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ( meet(X,Z) != X )
          | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
    | ( meet(zz,yy) != zz )
    | ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(126,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] :
          ( ( meet(X,Z) != X )
          | ( meet(Z,join(X,Y)) = join(X,meet(Y,Z)) ) )
    | ( meet(zz,yy) != zz )
    | ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) ),
    inference(modus_ponens,[status(thm)],[125,124]) ).

tff(127,plain,
    ( ( meet(zz,yy) != zz )
    | ( meet(yy,join(zz,xx)) = join(zz,meet(xx,yy)) ) ),
    inference(unit_resolution,[status(thm)],[126,123]) ).

tff(128,plain,
    meet(zz,yy) != zz,
    inference(unit_resolution,[status(thm)],[127,116]) ).

tff(129,plain,
    $false,
    inference(unit_resolution,[status(thm)],[128,97]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.10  % Problem  : LAT037-1 : TPTP v8.1.0. Released v2.4.0.
% 0.03/0.10  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.10/0.31  % Computer : n011.cluster.edu
% 0.10/0.31  % Model    : x86_64 x86_64
% 0.10/0.31  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.31  % Memory   : 8042.1875MB
% 0.10/0.31  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.10/0.31  % CPULimit : 300
% 0.10/0.31  % WCLimit  : 300
% 0.10/0.31  % DateTime : Thu Sep  1 10:48:27 EDT 2022
% 0.10/0.31  % CPUTime  : 
% 0.16/0.31  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.16/0.31  Usage: tptp [options] [-file:]file
% 0.16/0.31    -h, -?       prints this message.
% 0.16/0.31    -smt2        print SMT-LIB2 benchmark.
% 0.16/0.31    -m, -model   generate model.
% 0.16/0.31    -p, -proof   generate proof.
% 0.16/0.31    -c, -core    generate unsat core of named formulas.
% 0.16/0.31    -st, -statistics display statistics.
% 0.16/0.31    -t:timeout   set timeout (in second).
% 0.16/0.31    -smt2status  display status in smt2 format instead of SZS.
% 0.16/0.31    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.16/0.31    -<param>:<value> configuration parameter and value.
% 0.16/0.31    -o:<output-file> file to place output in.
% 0.16/0.44  % SZS status Unsatisfiable
% 0.16/0.44  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------