TSTP Solution File: LAT239-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : LAT239-1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n004.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 18:32:23 EDT 2022

% Result   : Unsatisfiable 6.19s 4.23s
% Output   : Proof 6.19s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   19
%            Number of leaves      :   76
% Syntax   : Number of formulae    :  223 ( 151 unt;   7 typ;   0 def)
%            Number of atoms       :  368 ( 352 equ)
%            Maximal formula atoms :   12 (   1 avg)
%            Number of connectives :  233 (  99   ~;  90   |;   0   &)
%                                         (  44 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    9 (   3 avg)
%            Maximal term depth    :    7 (   2 avg)
%            Number of FOOLs       :   18 (  18 fml;   0 var)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    5 (   3   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    6 (   4 usr;   1 prp; 0-3 aty)
%            Number of functors    :    7 (   7 usr;   4 con; 0-2 aty)
%            Number of variables   :  282 ( 257   !;   0   ?; 282   :)

% Comments : 
%------------------------------------------------------------------------------
tff(zero_type,type,
    zero: $i ).

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

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

tff(complement_type,type,
    complement: $i > $i ).

tff(a_type,type,
    a: $i ).

tff(b_type,type,
    b: $i ).

tff(one_type,type,
    one: $i ).

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

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

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

tff(4,axiom,
    ! [X: $i] : ( meet(X,complement(X)) = zero ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-4.ax',complement_meet) ).

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

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

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

tff(8,plain,
    ( ~ ! [X: $i] : ( meet(X,complement(X)) = zero )
    | ( meet(a,complement(a)) = zero ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(9,plain,
    meet(a,complement(a)) = zero,
    inference(unit_resolution,[status(thm)],[8,7]) ).

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

tff(11,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)],[10]) ).

tff(12,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(13,axiom,
    ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',absorption2) ).

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

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

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

tff(17,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(complement(a),meet(complement(a),complement(b))) = complement(a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(18,plain,
    join(complement(a),meet(complement(a),complement(b))) = complement(a),
    inference(unit_resolution,[status(thm)],[17,16]) ).

tff(19,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(complement(b),meet(complement(b),join(complement(b),complement(a)))) = complement(b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(20,plain,
    join(complement(b),meet(complement(b),join(complement(b),complement(a)))) = complement(b),
    inference(unit_resolution,[status(thm)],[19,16]) ).

tff(21,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( meet(X,join(X,Y)) = X )
      <=> ( meet(X,join(X,Y)) = X ) )),
    inference(bind,[status(th)],]) ).

tff(22,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)],[21]) ).

tff(23,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(24,axiom,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',absorption1) ).

tff(25,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[24,23]) ).

tff(26,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(skolemize,[status(sab)],[25]) ).

tff(27,plain,
    ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X ),
    inference(modus_ponens,[status(thm)],[26,22]) ).

tff(28,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(complement(b),join(complement(b),complement(a))) = complement(b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(29,plain,
    meet(complement(b),join(complement(b),complement(a))) = complement(b),
    inference(unit_resolution,[status(thm)],[28,27]) ).

tff(30,plain,
    complement(b) = meet(complement(b),join(complement(b),complement(a))),
    inference(symmetry,[status(thm)],[29]) ).

tff(31,plain,
    join(complement(b),complement(b)) = join(complement(b),meet(complement(b),join(complement(b),complement(a)))),
    inference(monotonicity,[status(thm)],[30]) ).

tff(32,plain,
    join(complement(b),complement(b)) = complement(b),
    inference(transitivity,[status(thm)],[31,20]) ).

tff(33,plain,
    meet(complement(a),join(complement(b),complement(b))) = meet(complement(a),complement(b)),
    inference(monotonicity,[status(thm)],[32]) ).

tff(34,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(complement(a),join(complement(a),complement(a))) = complement(a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(35,plain,
    meet(complement(a),join(complement(a),complement(a))) = complement(a),
    inference(unit_resolution,[status(thm)],[34,27]) ).

tff(36,plain,
    ^ [X: $i] :
      refl(
        ( ( join(X,X) = X )
      <=> ( join(X,X) = X ) )),
    inference(bind,[status(th)],]) ).

tff(37,plain,
    ( ! [X: $i] : ( join(X,X) = X )
  <=> ! [X: $i] : ( join(X,X) = X ) ),
    inference(quant_intro,[status(thm)],[36]) ).

tff(38,plain,
    ( ! [X: $i] : ( join(X,X) = X )
  <=> ! [X: $i] : ( join(X,X) = X ) ),
    inference(rewrite,[status(thm)],]) ).

tff(39,axiom,
    ! [X: $i] : ( join(X,X) = X ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',idempotence_of_join) ).

tff(40,plain,
    ! [X: $i] : ( join(X,X) = X ),
    inference(modus_ponens,[status(thm)],[39,38]) ).

tff(41,plain,
    ! [X: $i] : ( join(X,X) = X ),
    inference(skolemize,[status(sab)],[40]) ).

tff(42,plain,
    ! [X: $i] : ( join(X,X) = X ),
    inference(modus_ponens,[status(thm)],[41,37]) ).

tff(43,plain,
    ( ~ ! [X: $i] : ( join(X,X) = X )
    | ( join(complement(a),complement(a)) = complement(a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(44,plain,
    join(complement(a),complement(a)) = complement(a),
    inference(unit_resolution,[status(thm)],[43,42]) ).

tff(45,plain,
    complement(a) = join(complement(a),complement(a)),
    inference(symmetry,[status(thm)],[44]) ).

tff(46,plain,
    meet(complement(a),complement(a)) = meet(complement(a),join(complement(a),complement(a))),
    inference(monotonicity,[status(thm)],[45]) ).

tff(47,plain,
    meet(complement(a),complement(a)) = complement(a),
    inference(transitivity,[status(thm)],[46,35]) ).

tff(48,plain,
    join(meet(complement(a),complement(a)),meet(complement(a),join(complement(b),complement(b)))) = join(complement(a),meet(complement(a),complement(b))),
    inference(monotonicity,[status(thm)],[47,33]) ).

tff(49,plain,
    meet(complement(a),complement(b)) = meet(complement(a),join(complement(b),complement(b))),
    inference(symmetry,[status(thm)],[33]) ).

tff(50,plain,
    meet(complement(a),complement(b)) = meet(join(complement(a),complement(a)),complement(b)),
    inference(monotonicity,[status(thm)],[45]) ).

tff(51,plain,
    meet(join(complement(a),complement(a)),complement(b)) = meet(complement(a),complement(b)),
    inference(symmetry,[status(thm)],[50]) ).

tff(52,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( meet(X,Y) = meet(Y,X) )
      <=> ( meet(X,Y) = meet(Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(53,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)],[52]) ).

tff(54,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(55,axiom,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',commutativity_of_meet) ).

tff(56,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(modus_ponens,[status(thm)],[55,54]) ).

tff(57,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(skolemize,[status(sab)],[56]) ).

tff(58,plain,
    ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) ),
    inference(modus_ponens,[status(thm)],[57,53]) ).

tff(59,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(join(complement(a),complement(a)),complement(b)) = meet(complement(b),join(complement(a),complement(a))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(60,plain,
    meet(join(complement(a),complement(a)),complement(b)) = meet(complement(b),join(complement(a),complement(a))),
    inference(unit_resolution,[status(thm)],[59,58]) ).

tff(61,plain,
    meet(complement(b),join(complement(a),complement(a))) = meet(join(complement(a),complement(a)),complement(b)),
    inference(symmetry,[status(thm)],[60]) ).

tff(62,plain,
    meet(complement(b),join(complement(a),complement(a))) = meet(complement(a),join(complement(b),complement(b))),
    inference(transitivity,[status(thm)],[61,51,49]) ).

tff(63,plain,
    meet(complement(a),join(complement(a),complement(a))) = meet(complement(a),complement(a)),
    inference(symmetry,[status(thm)],[46]) ).

tff(64,plain,
    complement(a) = meet(complement(a),join(complement(a),complement(a))),
    inference(symmetry,[status(thm)],[35]) ).

tff(65,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(complement(a),meet(complement(a),a)) = complement(a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(66,plain,
    join(complement(a),meet(complement(a),a)) = complement(a),
    inference(unit_resolution,[status(thm)],[65,16]) ).

tff(67,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(complement(a),a) = meet(a,complement(a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(68,plain,
    meet(complement(a),a) = meet(a,complement(a)),
    inference(unit_resolution,[status(thm)],[67,58]) ).

tff(69,plain,
    meet(a,complement(a)) = meet(complement(a),a),
    inference(symmetry,[status(thm)],[68]) ).

tff(70,plain,
    zero = meet(a,complement(a)),
    inference(symmetry,[status(thm)],[9]) ).

tff(71,plain,
    zero = meet(complement(a),a),
    inference(transitivity,[status(thm)],[70,69]) ).

tff(72,plain,
    join(complement(a),zero) = join(complement(a),meet(complement(a),a)),
    inference(monotonicity,[status(thm)],[71]) ).

tff(73,plain,
    join(complement(a),zero) = meet(complement(a),complement(a)),
    inference(transitivity,[status(thm)],[72,66,64,63]) ).

tff(74,plain,
    join(join(complement(a),zero),meet(complement(b),join(complement(a),complement(a)))) = join(meet(complement(a),complement(a)),meet(complement(a),join(complement(b),complement(b)))),
    inference(monotonicity,[status(thm)],[73,62]) ).

tff(75,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( join(join(X,Y),Z) = join(X,join(Y,Z)) )
      <=> ( join(join(X,Y),Z) = join(X,join(Y,Z)) ) )),
    inference(bind,[status(th)],]) ).

tff(76,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) )
  <=> ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) ) ),
    inference(quant_intro,[status(thm)],[75]) ).

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

tff(78,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',associativity_of_join) ).

tff(79,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[78,77]) ).

tff(80,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) ),
    inference(skolemize,[status(sab)],[79]) ).

tff(81,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[80,76]) ).

tff(82,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) )
    | ( join(join(complement(a),zero),meet(complement(b),join(complement(a),complement(a)))) = join(complement(a),join(zero,meet(complement(b),join(complement(a),complement(a))))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(83,plain,
    join(join(complement(a),zero),meet(complement(b),join(complement(a),complement(a)))) = join(complement(a),join(zero,meet(complement(b),join(complement(a),complement(a))))),
    inference(unit_resolution,[status(thm)],[82,81]) ).

tff(84,plain,
    join(complement(a),join(zero,meet(complement(b),join(complement(a),complement(a))))) = join(join(complement(a),zero),meet(complement(b),join(complement(a),complement(a)))),
    inference(symmetry,[status(thm)],[83]) ).

tff(85,plain,
    ( ( meet(b,a) = a )
  <=> ( meet(b,a) = a ) ),
    inference(rewrite,[status(thm)],]) ).

tff(86,axiom,
    meet(b,a) = a,
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_distributivity_hypothesis) ).

tff(87,plain,
    meet(b,a) = a,
    inference(modus_ponens,[status(thm)],[86,85]) ).

tff(88,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(a,b) = meet(b,a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(89,plain,
    meet(a,b) = meet(b,a),
    inference(unit_resolution,[status(thm)],[88,58]) ).

tff(90,plain,
    meet(a,b) = a,
    inference(transitivity,[status(thm)],[89,87]) ).

tff(91,plain,
    meet(meet(a,b),complement(a)) = meet(a,complement(a)),
    inference(monotonicity,[status(thm)],[90]) ).

tff(92,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(93,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)],[92]) ).

tff(94,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(95,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(96,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[95,94]) ).

tff(97,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(skolemize,[status(sab)],[96]) ).

tff(98,plain,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) ),
    inference(modus_ponens,[status(thm)],[97,93]) ).

tff(99,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
    | ( meet(meet(a,b),complement(a)) = meet(a,meet(b,complement(a))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(100,plain,
    meet(meet(a,b),complement(a)) = meet(a,meet(b,complement(a))),
    inference(unit_resolution,[status(thm)],[99,98]) ).

tff(101,plain,
    meet(a,meet(b,complement(a))) = meet(meet(a,b),complement(a)),
    inference(symmetry,[status(thm)],[100]) ).

tff(102,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(meet(b,complement(a)),a) = meet(a,meet(b,complement(a))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(103,plain,
    meet(meet(b,complement(a)),a) = meet(a,meet(b,complement(a))),
    inference(unit_resolution,[status(thm)],[102,58]) ).

tff(104,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(a,join(a,a)) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(105,plain,
    meet(a,join(a,a)) = a,
    inference(unit_resolution,[status(thm)],[104,27]) ).

tff(106,plain,
    meet(b,a) = meet(a,b),
    inference(symmetry,[status(thm)],[89]) ).

tff(107,plain,
    a = meet(b,a),
    inference(symmetry,[status(thm)],[87]) ).

tff(108,plain,
    a = meet(a,b),
    inference(transitivity,[status(thm)],[107,106]) ).

tff(109,plain,
    join(a,a) = join(a,meet(a,b)),
    inference(monotonicity,[status(thm)],[108]) ).

tff(110,plain,
    join(a,meet(a,b)) = join(a,a),
    inference(symmetry,[status(thm)],[109]) ).

tff(111,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,meet(X,Y)) = X )
    | ( join(a,meet(a,b)) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(112,plain,
    join(a,meet(a,b)) = a,
    inference(unit_resolution,[status(thm)],[111,16]) ).

tff(113,plain,
    a = join(a,meet(a,b)),
    inference(symmetry,[status(thm)],[112]) ).

tff(114,plain,
    a = join(a,a),
    inference(transitivity,[status(thm)],[113,110]) ).

tff(115,plain,
    meet(a,a) = meet(a,join(a,a)),
    inference(monotonicity,[status(thm)],[114]) ).

tff(116,plain,
    meet(a,a) = a,
    inference(transitivity,[status(thm)],[115,105]) ).

tff(117,plain,
    meet(meet(b,complement(a)),meet(a,a)) = meet(meet(b,complement(a)),a),
    inference(monotonicity,[status(thm)],[116]) ).

tff(118,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
    | ( meet(meet(meet(b,complement(a)),a),a) = meet(meet(b,complement(a)),meet(a,a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(119,plain,
    meet(meet(meet(b,complement(a)),a),a) = meet(meet(b,complement(a)),meet(a,a)),
    inference(unit_resolution,[status(thm)],[118,98]) ).

tff(120,plain,
    meet(a,meet(b,complement(a))) = meet(meet(b,complement(a)),a),
    inference(symmetry,[status(thm)],[103]) ).

tff(121,plain,
    meet(a,complement(a)) = meet(meet(a,b),complement(a)),
    inference(symmetry,[status(thm)],[91]) ).

tff(122,plain,
    zero = meet(meet(b,complement(a)),a),
    inference(transitivity,[status(thm)],[70,121,100,120]) ).

tff(123,plain,
    meet(zero,a) = meet(meet(meet(b,complement(a)),a),a),
    inference(monotonicity,[status(thm)],[122]) ).

tff(124,plain,
    ( ~ ! [X: $i] : ( meet(X,complement(X)) = zero )
    | ( meet(b,complement(b)) = zero ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(125,plain,
    meet(b,complement(b)) = zero,
    inference(unit_resolution,[status(thm)],[124,7]) ).

tff(126,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(complement(b),b) = meet(b,complement(b)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(127,plain,
    meet(complement(b),b) = meet(b,complement(b)),
    inference(unit_resolution,[status(thm)],[126,58]) ).

tff(128,plain,
    meet(complement(b),b) = zero,
    inference(transitivity,[status(thm)],[127,125]) ).

tff(129,plain,
    meet(meet(complement(b),b),a) = meet(zero,a),
    inference(monotonicity,[status(thm)],[128]) ).

tff(130,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(X,Y),Z) = meet(X,meet(Y,Z)) )
    | ( meet(meet(complement(b),b),a) = meet(complement(b),meet(b,a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(131,plain,
    meet(meet(complement(b),b),a) = meet(complement(b),meet(b,a)),
    inference(unit_resolution,[status(thm)],[130,98]) ).

tff(132,plain,
    meet(complement(b),meet(b,a)) = meet(meet(complement(b),b),a),
    inference(symmetry,[status(thm)],[131]) ).

tff(133,plain,
    meet(complement(b),a) = meet(complement(b),meet(b,a)),
    inference(monotonicity,[status(thm)],[107]) ).

tff(134,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,Y) = meet(Y,X) )
    | ( meet(a,complement(b)) = meet(complement(b),a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(135,plain,
    meet(a,complement(b)) = meet(complement(b),a),
    inference(unit_resolution,[status(thm)],[134,58]) ).

tff(136,plain,
    meet(a,complement(b)) = zero,
    inference(transitivity,[status(thm)],[135,133,132,129,123,119,117,103,101,91,9]) ).

tff(137,plain,
    join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a)))) = join(zero,meet(complement(b),join(complement(a),complement(a)))),
    inference(monotonicity,[status(thm)],[136]) ).

tff(138,plain,
    join(complement(a),join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a))))) = join(complement(a),join(zero,meet(complement(b),join(complement(a),complement(a))))),
    inference(monotonicity,[status(thm)],[137]) ).

tff(139,plain,
    join(complement(a),join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a))))) = complement(a),
    inference(transitivity,[status(thm)],[138,84,74,48,18]) ).

tff(140,plain,
    meet(a,join(complement(a),join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a)))))) = meet(a,complement(a)),
    inference(monotonicity,[status(thm)],[139]) ).

tff(141,plain,
    ^ [Z: $i,Y: $i,U: $i,X: $i] :
      refl(
        ( ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) )
      <=> ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ) )),
    inference(bind,[status(th)],]) ).

tff(142,plain,
    ( ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) )
  <=> ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ) ),
    inference(quant_intro,[status(thm)],[141]) ).

tff(143,plain,
    ( ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) )
  <=> ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(144,axiom,
    ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',equation_H49) ).

tff(145,plain,
    ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ),
    inference(modus_ponens,[status(thm)],[144,143]) ).

tff(146,plain,
    ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ),
    inference(skolemize,[status(sab)],[145]) ).

tff(147,plain,
    ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) ),
    inference(modus_ponens,[status(thm)],[146,142]) ).

tff(148,plain,
    ( ~ ! [Z: $i,Y: $i,U: $i,X: $i] : ( meet(X,join(Y,meet(Z,join(X,U)))) = meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U))))) )
    | ( meet(a,join(complement(a),meet(complement(b),join(a,complement(a))))) = meet(a,join(complement(a),join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a)))))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(149,plain,
    meet(a,join(complement(a),meet(complement(b),join(a,complement(a))))) = meet(a,join(complement(a),join(meet(a,complement(b)),meet(complement(b),join(complement(a),complement(a)))))),
    inference(unit_resolution,[status(thm)],[148,147]) ).

tff(150,plain,
    ( ~ ! [Y: $i,X: $i] : ( meet(X,join(X,Y)) = X )
    | ( meet(complement(b),join(complement(b),b)) = complement(b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(151,plain,
    meet(complement(b),join(complement(b),b)) = complement(b),
    inference(unit_resolution,[status(thm)],[150,27]) ).

tff(152,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( join(X,Y) = join(Y,X) )
      <=> ( join(X,Y) = join(Y,X) ) )),
    inference(bind,[status(th)],]) ).

tff(153,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)],[152]) ).

tff(154,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(155,axiom,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-0.ax',commutativity_of_join) ).

tff(156,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(modus_ponens,[status(thm)],[155,154]) ).

tff(157,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(skolemize,[status(sab)],[156]) ).

tff(158,plain,
    ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) ),
    inference(modus_ponens,[status(thm)],[157,153]) ).

tff(159,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
    | ( join(complement(b),b) = join(b,complement(b)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(160,plain,
    join(complement(b),b) = join(b,complement(b)),
    inference(unit_resolution,[status(thm)],[159,158]) ).

tff(161,plain,
    join(b,complement(b)) = join(complement(b),b),
    inference(symmetry,[status(thm)],[160]) ).

tff(162,plain,
    ^ [X: $i] :
      refl(
        ( ( join(X,complement(X)) = one )
      <=> ( join(X,complement(X)) = one ) )),
    inference(bind,[status(th)],]) ).

tff(163,plain,
    ( ! [X: $i] : ( join(X,complement(X)) = one )
  <=> ! [X: $i] : ( join(X,complement(X)) = one ) ),
    inference(quant_intro,[status(thm)],[162]) ).

tff(164,plain,
    ( ! [X: $i] : ( join(X,complement(X)) = one )
  <=> ! [X: $i] : ( join(X,complement(X)) = one ) ),
    inference(rewrite,[status(thm)],]) ).

tff(165,axiom,
    ! [X: $i] : ( join(X,complement(X)) = one ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-4.ax',complement_join) ).

tff(166,plain,
    ! [X: $i] : ( join(X,complement(X)) = one ),
    inference(modus_ponens,[status(thm)],[165,164]) ).

tff(167,plain,
    ! [X: $i] : ( join(X,complement(X)) = one ),
    inference(skolemize,[status(sab)],[166]) ).

tff(168,plain,
    ! [X: $i] : ( join(X,complement(X)) = one ),
    inference(modus_ponens,[status(thm)],[167,163]) ).

tff(169,plain,
    ( ~ ! [X: $i] : ( join(X,complement(X)) = one )
    | ( join(b,complement(b)) = one ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(170,plain,
    join(b,complement(b)) = one,
    inference(unit_resolution,[status(thm)],[169,168]) ).

tff(171,plain,
    one = join(b,complement(b)),
    inference(symmetry,[status(thm)],[170]) ).

tff(172,plain,
    ( ~ ! [X: $i] : ( join(X,complement(X)) = one )
    | ( join(a,complement(a)) = one ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(173,plain,
    join(a,complement(a)) = one,
    inference(unit_resolution,[status(thm)],[172,168]) ).

tff(174,plain,
    join(a,complement(a)) = join(complement(b),b),
    inference(transitivity,[status(thm)],[173,171,161]) ).

tff(175,plain,
    meet(complement(b),join(a,complement(a))) = meet(complement(b),join(complement(b),b)),
    inference(monotonicity,[status(thm)],[174]) ).

tff(176,plain,
    meet(complement(b),join(a,complement(a))) = complement(b),
    inference(transitivity,[status(thm)],[175,151]) ).

tff(177,plain,
    join(complement(a),meet(complement(b),join(a,complement(a)))) = join(complement(a),complement(b)),
    inference(monotonicity,[status(thm)],[176]) ).

tff(178,plain,
    join(complement(a),complement(b)) = join(complement(a),meet(complement(b),join(a,complement(a)))),
    inference(symmetry,[status(thm)],[177]) ).

tff(179,plain,
    ( ~ ! [Y: $i,X: $i] : ( join(X,Y) = join(Y,X) )
    | ( join(complement(a),complement(b)) = join(complement(b),complement(a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(180,plain,
    join(complement(a),complement(b)) = join(complement(b),complement(a)),
    inference(unit_resolution,[status(thm)],[179,158]) ).

tff(181,plain,
    join(complement(b),complement(a)) = join(complement(a),complement(b)),
    inference(symmetry,[status(thm)],[180]) ).

tff(182,plain,
    join(complement(b),complement(a)) = join(complement(a),meet(complement(b),join(a,complement(a)))),
    inference(transitivity,[status(thm)],[181,178]) ).

tff(183,plain,
    meet(a,join(complement(b),complement(a))) = meet(a,join(complement(a),meet(complement(b),join(a,complement(a))))),
    inference(monotonicity,[status(thm)],[182]) ).

tff(184,plain,
    meet(a,join(complement(b),complement(a))) = zero,
    inference(transitivity,[status(thm)],[183,149,140,9]) ).

tff(185,plain,
    ( ( complement(a) = join(complement(b),complement(a)) )
  <=> ( join(complement(b),complement(a)) = complement(a) ) ),
    inference(commutativity,[status(thm)],]) ).

tff(186,plain,
    ( ( join(complement(b),complement(a)) = complement(a) )
  <=> ( complement(a) = join(complement(b),complement(a)) ) ),
    inference(symmetry,[status(thm)],[185]) ).

tff(187,plain,
    ( ( join(complement(b),complement(a)) != complement(a) )
  <=> ( complement(a) != join(complement(b),complement(a)) ) ),
    inference(monotonicity,[status(thm)],[186]) ).

tff(188,plain,
    ( ( join(complement(b),complement(a)) != complement(a) )
  <=> ( join(complement(b),complement(a)) != complement(a) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(189,axiom,
    join(complement(b),complement(a)) != complement(a),
    file('/export/starexec/sandbox2/benchmark/theBenchmark.p',prove_distributivity) ).

tff(190,plain,
    join(complement(b),complement(a)) != complement(a),
    inference(modus_ponens,[status(thm)],[189,188]) ).

tff(191,plain,
    complement(a) != join(complement(b),complement(a)),
    inference(modus_ponens,[status(thm)],[190,187]) ).

tff(192,plain,
    join(b,join(complement(b),complement(b))) = join(b,complement(b)),
    inference(monotonicity,[status(thm)],[32]) ).

tff(193,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) )
    | ( join(join(b,complement(b)),complement(b)) = join(b,join(complement(b),complement(b))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(194,plain,
    join(join(b,complement(b)),complement(b)) = join(b,join(complement(b),complement(b))),
    inference(unit_resolution,[status(thm)],[193,81]) ).

tff(195,plain,
    join(a,complement(a)) = join(b,complement(b)),
    inference(transitivity,[status(thm)],[173,171]) ).

tff(196,plain,
    join(join(a,complement(a)),complement(b)) = join(join(b,complement(b)),complement(b)),
    inference(monotonicity,[status(thm)],[195]) ).

tff(197,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(X,Y),Z) = join(X,join(Y,Z)) )
    | ( join(join(a,complement(a)),complement(b)) = join(a,join(complement(a),complement(b))) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(198,plain,
    join(join(a,complement(a)),complement(b)) = join(a,join(complement(a),complement(b))),
    inference(unit_resolution,[status(thm)],[197,81]) ).

tff(199,plain,
    join(a,join(complement(a),complement(b))) = join(join(a,complement(a)),complement(b)),
    inference(symmetry,[status(thm)],[198]) ).

tff(200,plain,
    join(a,join(complement(b),complement(a))) = join(a,join(complement(a),complement(b))),
    inference(monotonicity,[status(thm)],[181]) ).

tff(201,plain,
    join(a,join(complement(b),complement(a))) = one,
    inference(transitivity,[status(thm)],[200,199,196,194,192,170]) ).

tff(202,plain,
    ^ [Y: $i,X: $i] :
      refl(
        ( ( ( complement(X) = Y )
          | ( join(X,Y) != one )
          | ( meet(X,Y) != zero ) )
      <=> ( ( complement(X) = Y )
          | ( join(X,Y) != one )
          | ( meet(X,Y) != zero ) ) )),
    inference(bind,[status(th)],]) ).

tff(203,plain,
    ( ! [Y: $i,X: $i] :
        ( ( complement(X) = Y )
        | ( join(X,Y) != one )
        | ( meet(X,Y) != zero ) )
  <=> ! [Y: $i,X: $i] :
        ( ( complement(X) = Y )
        | ( join(X,Y) != one )
        | ( meet(X,Y) != zero ) ) ),
    inference(quant_intro,[status(thm)],[202]) ).

tff(204,plain,
    ( ! [Y: $i,X: $i] :
        ( ( complement(X) = Y )
        | ( join(X,Y) != one )
        | ( meet(X,Y) != zero ) )
  <=> ! [Y: $i,X: $i] :
        ( ( complement(X) = Y )
        | ( join(X,Y) != one )
        | ( meet(X,Y) != zero ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(205,plain,
    ^ [Y: $i,X: $i] :
      trans(
        monotonicity(
          rewrite(
            ( ( ( meet(X,Y) != zero )
              | ( join(X,Y) != one ) )
          <=> ( ( join(X,Y) != one )
              | ( meet(X,Y) != zero ) ) )),
          ( ( ( meet(X,Y) != zero )
            | ( join(X,Y) != one )
            | ( complement(X) = Y ) )
        <=> ( ( join(X,Y) != one )
            | ( meet(X,Y) != zero )
            | ( complement(X) = Y ) ) )),
        rewrite(
          ( ( ( join(X,Y) != one )
            | ( meet(X,Y) != zero )
            | ( complement(X) = Y ) )
        <=> ( ( complement(X) = Y )
            | ( join(X,Y) != one )
            | ( meet(X,Y) != zero ) ) )),
        ( ( ( meet(X,Y) != zero )
          | ( join(X,Y) != one )
          | ( complement(X) = Y ) )
      <=> ( ( complement(X) = Y )
          | ( join(X,Y) != one )
          | ( meet(X,Y) != zero ) ) )),
    inference(bind,[status(th)],]) ).

tff(206,plain,
    ( ! [Y: $i,X: $i] :
        ( ( meet(X,Y) != zero )
        | ( join(X,Y) != one )
        | ( complement(X) = Y ) )
  <=> ! [Y: $i,X: $i] :
        ( ( complement(X) = Y )
        | ( join(X,Y) != one )
        | ( meet(X,Y) != zero ) ) ),
    inference(quant_intro,[status(thm)],[205]) ).

tff(207,axiom,
    ! [Y: $i,X: $i] :
      ( ( meet(X,Y) != zero )
      | ( join(X,Y) != one )
      | ( complement(X) = Y ) ),
    file('/export/starexec/sandbox2/benchmark/Axioms/LAT001-4.ax',meet_join_complement) ).

tff(208,plain,
    ! [Y: $i,X: $i] :
      ( ( complement(X) = Y )
      | ( join(X,Y) != one )
      | ( meet(X,Y) != zero ) ),
    inference(modus_ponens,[status(thm)],[207,206]) ).

tff(209,plain,
    ! [Y: $i,X: $i] :
      ( ( complement(X) = Y )
      | ( join(X,Y) != one )
      | ( meet(X,Y) != zero ) ),
    inference(modus_ponens,[status(thm)],[208,204]) ).

tff(210,plain,
    ! [Y: $i,X: $i] :
      ( ( complement(X) = Y )
      | ( join(X,Y) != one )
      | ( meet(X,Y) != zero ) ),
    inference(skolemize,[status(sab)],[209]) ).

tff(211,plain,
    ! [Y: $i,X: $i] :
      ( ( complement(X) = Y )
      | ( join(X,Y) != one )
      | ( meet(X,Y) != zero ) ),
    inference(modus_ponens,[status(thm)],[210,203]) ).

tff(212,plain,
    ( ( ~ ! [Y: $i,X: $i] :
            ( ( complement(X) = Y )
            | ( join(X,Y) != one )
            | ( meet(X,Y) != zero ) )
      | ( complement(a) = join(complement(b),complement(a)) )
      | ( join(a,join(complement(b),complement(a))) != one )
      | ( meet(a,join(complement(b),complement(a))) != zero ) )
  <=> ( ~ ! [Y: $i,X: $i] :
            ( ( complement(X) = Y )
            | ( join(X,Y) != one )
            | ( meet(X,Y) != zero ) )
      | ( complement(a) = join(complement(b),complement(a)) )
      | ( join(a,join(complement(b),complement(a))) != one )
      | ( meet(a,join(complement(b),complement(a))) != zero ) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(213,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ( complement(X) = Y )
          | ( join(X,Y) != one )
          | ( meet(X,Y) != zero ) )
    | ( complement(a) = join(complement(b),complement(a)) )
    | ( join(a,join(complement(b),complement(a))) != one )
    | ( meet(a,join(complement(b),complement(a))) != zero ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(214,plain,
    ( ~ ! [Y: $i,X: $i] :
          ( ( complement(X) = Y )
          | ( join(X,Y) != one )
          | ( meet(X,Y) != zero ) )
    | ( complement(a) = join(complement(b),complement(a)) )
    | ( join(a,join(complement(b),complement(a))) != one )
    | ( meet(a,join(complement(b),complement(a))) != zero ) ),
    inference(modus_ponens,[status(thm)],[213,212]) ).

tff(215,plain,
    ( ( complement(a) = join(complement(b),complement(a)) )
    | ( join(a,join(complement(b),complement(a))) != one )
    | ( meet(a,join(complement(b),complement(a))) != zero ) ),
    inference(unit_resolution,[status(thm)],[214,211]) ).

tff(216,plain,
    $false,
    inference(unit_resolution,[status(thm)],[215,201,191,184]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.11  % Problem  : LAT239-1 : TPTP v8.1.0. Released v3.1.0.
% 0.11/0.12  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.32  % Computer : n004.cluster.edu
% 0.12/0.32  % Model    : x86_64 x86_64
% 0.12/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.32  % Memory   : 8042.1875MB
% 0.12/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.32  % CPULimit : 300
% 0.12/0.32  % WCLimit  : 300
% 0.12/0.32  % DateTime : Thu Sep  1 12:41:49 EDT 2022
% 0.12/0.32  % CPUTime  : 
% 0.12/0.32  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.32  Usage: tptp [options] [-file:]file
% 0.12/0.32    -h, -?       prints this message.
% 0.12/0.32    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.32    -m, -model   generate model.
% 0.12/0.32    -p, -proof   generate proof.
% 0.12/0.32    -c, -core    generate unsat core of named formulas.
% 0.12/0.32    -st, -statistics display statistics.
% 0.12/0.32    -t:timeout   set timeout (in second).
% 0.12/0.32    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.32    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.32    -<param>:<value> configuration parameter and value.
% 0.12/0.32    -o:<output-file> file to place output in.
% 6.19/4.23  % SZS status Unsatisfiable
% 6.19/4.23  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------