TSTP Solution File: LAT012-1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : LAT012-1 : TPTP v8.1.0. Released v2.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%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  : 300s
% DateTime : Sat Sep 17 18:31:43 EDT 2022

% Result   : Unsatisfiable 0.20s 0.43s
% Output   : Proof 0.20s
% Verified : 
% SZS Type : Refutation
%            Derivation depth      :   33
%            Number of leaves      :   49
% Syntax   : Number of formulae    :  201 ( 157 unt;   4 typ;   0 def)
%            Number of atoms       :  245 ( 240 equ)
%            Maximal formula atoms :    2 (   1 avg)
%            Number of connectives :   79 (  35   ~;  31   |;   0   &)
%                                         (  13 <=>;   0  =>;   0  <=;   0 <~>)
%            Maximal formula depth :    6 (   2 avg)
%            Maximal term depth    :    8 (   2 avg)
%            Number of FOOLs       :    4 (   4 fml;   0 var)
%            Number of types       :    1 (   0 usr)
%            Number of type conns  :    4 (   2   >;   2   *;   0   +;   0  <<)
%            Number of predicates  :    3 (   1 usr;   1 prp; 0-2 aty)
%            Number of functors    :    4 (   4 usr;   2 con; 0-2 aty)
%            Number of variables   :  201 ( 189   !;   0   ?; 201   :)

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

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

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

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

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

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

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

tff(4,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mckenzie2) ).

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

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

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

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

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

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

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

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

tff(13,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( meet(meet(join(X,Y),join(Y,Z)),Y) = Y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mckenzie4) ).

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

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

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

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

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

tff(19,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
      <=> ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ) )),
    inference(bind,[status(th)],]) ).

tff(20,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
  <=> ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ) ),
    inference(quant_intro,[status(thm)],[19]) ).

tff(21,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
  <=> ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ) ),
    inference(rewrite,[status(thm)],]) ).

tff(22,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mckenzie3) ).

tff(23,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ),
    inference(modus_ponens,[status(thm)],[22,21]) ).

tff(24,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ),
    inference(skolemize,[status(sab)],[23]) ).

tff(25,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y ),
    inference(modus_ponens,[status(thm)],[24,20]) ).

tff(26,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
    | ( join(join(meet(meet(a,b),a),meet(a,meet(a,b))),a) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(27,plain,
    join(join(meet(meet(a,b),a),meet(a,meet(a,b))),a) = a,
    inference(unit_resolution,[status(thm)],[26,25]) ).

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

tff(29,plain,
    meet(meet(a,b),join(join(a,b),join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))))) = meet(a,b),
    inference(unit_resolution,[status(thm)],[28,7]) ).

tff(30,plain,
    ^ [Z: $i,Y: $i,X: $i] :
      refl(
        ( ( join(X,meet(Y,meet(X,Z))) = X )
      <=> ( join(X,meet(Y,meet(X,Z))) = X ) )),
    inference(bind,[status(th)],]) ).

tff(31,plain,
    ( ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
  <=> ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X ) ),
    inference(quant_intro,[status(thm)],[30]) ).

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

tff(33,axiom,
    ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X ),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',mckenzie1) ).

tff(34,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X ),
    inference(modus_ponens,[status(thm)],[33,32]) ).

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

tff(36,plain,
    ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X ),
    inference(modus_ponens,[status(thm)],[35,31]) ).

tff(37,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))) = meet(a,b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(38,plain,
    join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))) = meet(a,b),
    inference(unit_resolution,[status(thm)],[37,36]) ).

tff(39,plain,
    join(join(a,b),join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a))))) = join(join(a,b),meet(a,b)),
    inference(monotonicity,[status(thm)],[38]) ).

tff(40,plain,
    join(join(a,b),meet(a,b)) = join(join(a,b),join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a))))),
    inference(symmetry,[status(thm)],[39]) ).

tff(41,plain,
    meet(meet(a,b),join(join(a,b),meet(a,b))) = meet(meet(a,b),join(join(a,b),join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))))),
    inference(monotonicity,[status(thm)],[40]) ).

tff(42,plain,
    meet(meet(a,b),join(join(a,b),meet(a,b))) = meet(a,b),
    inference(transitivity,[status(thm)],[41,29]) ).

tff(43,plain,
    meet(a,meet(meet(a,b),join(join(a,b),meet(a,b)))) = meet(a,meet(a,b)),
    inference(monotonicity,[status(thm)],[42]) ).

tff(44,plain,
    meet(a,meet(a,b)) = meet(a,meet(meet(a,b),join(join(a,b),meet(a,b)))),
    inference(symmetry,[status(thm)],[43]) ).

tff(45,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(meet(a,b),join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))))) = meet(a,b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(46,plain,
    meet(meet(a,b),join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))))) = meet(a,b),
    inference(unit_resolution,[status(thm)],[45,7]) ).

tff(47,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(a,meet(a,meet(a,b))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(48,plain,
    join(a,meet(a,meet(a,b))) = a,
    inference(unit_resolution,[status(thm)],[47,36]) ).

tff(49,plain,
    join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b)))) = join(join(meet(a,a),meet(a,a)),a),
    inference(monotonicity,[status(thm)],[48]) ).

tff(50,plain,
    join(join(meet(a,a),meet(a,a)),a) = join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b)))),
    inference(symmetry,[status(thm)],[49]) ).

tff(51,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
    | ( join(join(meet(a,a),meet(a,a)),a) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(52,plain,
    join(join(meet(a,a),meet(a,a)),a) = a,
    inference(unit_resolution,[status(thm)],[51,25]) ).

tff(53,plain,
    a = join(join(meet(a,a),meet(a,a)),a),
    inference(symmetry,[status(thm)],[52]) ).

tff(54,plain,
    a = join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b)))),
    inference(transitivity,[status(thm)],[53,50]) ).

tff(55,plain,
    meet(a,a) = meet(a,join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b))))),
    inference(monotonicity,[status(thm)],[54]) ).

tff(56,plain,
    meet(a,join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b))))) = meet(a,a),
    inference(symmetry,[status(thm)],[55]) ).

tff(57,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(a,join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b))))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(58,plain,
    meet(a,join(join(meet(a,a),meet(a,a)),join(a,meet(a,meet(a,b))))) = a,
    inference(unit_resolution,[status(thm)],[57,7]) ).

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

tff(60,plain,
    a = meet(a,a),
    inference(transitivity,[status(thm)],[59,56]) ).

tff(61,plain,
    join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a))))) = join(meet(a,a),meet(a,b)),
    inference(monotonicity,[status(thm)],[60,38]) ).

tff(62,plain,
    join(meet(a,a),meet(a,b)) = join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a))))),
    inference(symmetry,[status(thm)],[61]) ).

tff(63,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(join(X,Y),join(Y,Z)),Y) = Y )
    | ( meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b)) = meet(a,b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(64,plain,
    meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b)) = meet(a,b),
    inference(unit_resolution,[status(thm)],[63,16]) ).

tff(65,plain,
    meet(a,b) = meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b)),
    inference(symmetry,[status(thm)],[64]) ).

tff(66,plain,
    meet(a,a) = a,
    inference(transitivity,[status(thm)],[55,58]) ).

tff(67,plain,
    join(meet(a,a),meet(a,b)) = join(a,meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b))),
    inference(monotonicity,[status(thm)],[66,65]) ).

tff(68,plain,
    join(a,meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b))) = join(meet(a,a),meet(a,b)),
    inference(symmetry,[status(thm)],[67]) ).

tff(69,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(a,meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(70,plain,
    join(a,meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b))) = a,
    inference(unit_resolution,[status(thm)],[69,36]) ).

tff(71,plain,
    a = join(a,meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b))),
    inference(symmetry,[status(thm)],[70]) ).

tff(72,plain,
    a = join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a))))),
    inference(transitivity,[status(thm)],[71,68,62]) ).

tff(73,plain,
    meet(meet(a,b),a) = meet(meet(a,b),join(a,join(meet(a,b),meet(meet(b,a),meet(meet(a,b),meet(b,a)))))),
    inference(monotonicity,[status(thm)],[72]) ).

tff(74,plain,
    meet(meet(a,b),a) = meet(a,b),
    inference(transitivity,[status(thm)],[73,46]) ).

tff(75,plain,
    join(meet(meet(a,b),a),meet(a,meet(a,b))) = join(meet(a,b),meet(a,meet(meet(a,b),join(join(a,b),meet(a,b))))),
    inference(monotonicity,[status(thm)],[74,44]) ).

tff(76,plain,
    join(meet(a,b),meet(a,meet(meet(a,b),join(join(a,b),meet(a,b))))) = join(meet(meet(a,b),a),meet(a,meet(a,b))),
    inference(symmetry,[status(thm)],[75]) ).

tff(77,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(meet(a,b),meet(a,meet(meet(a,b),join(join(a,b),meet(a,b))))) = meet(a,b) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(78,plain,
    join(meet(a,b),meet(a,meet(meet(a,b),join(join(a,b),meet(a,b))))) = meet(a,b),
    inference(unit_resolution,[status(thm)],[77,36]) ).

tff(79,plain,
    meet(a,b) = join(meet(a,b),meet(a,meet(meet(a,b),join(join(a,b),meet(a,b))))),
    inference(symmetry,[status(thm)],[78]) ).

tff(80,plain,
    meet(a,b) = join(meet(meet(a,b),a),meet(a,meet(a,b))),
    inference(transitivity,[status(thm)],[79,76]) ).

tff(81,plain,
    join(meet(a,b),a) = join(join(meet(meet(a,b),a),meet(a,meet(a,b))),a),
    inference(monotonicity,[status(thm)],[80]) ).

tff(82,plain,
    join(meet(a,b),a) = a,
    inference(transitivity,[status(thm)],[81,27]) ).

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

tff(84,plain,
    join(b,meet(a,meet(b,join(meet(a,b),b)))) = b,
    inference(unit_resolution,[status(thm)],[83,36]) ).

tff(85,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(b,join(meet(a,b),join(b,meet(join(a,join(a,b)),meet(b,a))))) = b ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(86,plain,
    meet(b,join(meet(a,b),join(b,meet(join(a,join(a,b)),meet(b,a))))) = b,
    inference(unit_resolution,[status(thm)],[85,7]) ).

tff(87,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(b,meet(join(a,join(a,b)),meet(b,a))) = b ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(88,plain,
    join(b,meet(join(a,join(a,b)),meet(b,a))) = b,
    inference(unit_resolution,[status(thm)],[87,36]) ).

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

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

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

tff(92,plain,
    meet(b,join(meet(a,b),b)) = b,
    inference(transitivity,[status(thm)],[91,86]) ).

tff(93,plain,
    meet(a,meet(b,join(meet(a,b),b))) = meet(a,b),
    inference(monotonicity,[status(thm)],[92]) ).

tff(94,plain,
    meet(a,b) = meet(a,meet(b,join(meet(a,b),b))),
    inference(symmetry,[status(thm)],[93]) ).

tff(95,plain,
    join(b,meet(a,b)) = join(b,meet(a,meet(b,join(meet(a,b),b)))),
    inference(monotonicity,[status(thm)],[94]) ).

tff(96,plain,
    join(b,meet(a,b)) = b,
    inference(transitivity,[status(thm)],[95,84]) ).

tff(97,plain,
    meet(join(b,meet(a,b)),join(meet(a,b),a)) = meet(b,a),
    inference(monotonicity,[status(thm)],[96,82]) ).

tff(98,plain,
    meet(b,a) = meet(join(b,meet(a,b)),join(meet(a,b),a)),
    inference(symmetry,[status(thm)],[97]) ).

tff(99,plain,
    meet(meet(b,a),meet(a,b)) = meet(meet(join(b,meet(a,b)),join(meet(a,b),a)),meet(a,b)),
    inference(monotonicity,[status(thm)],[98]) ).

tff(100,plain,
    meet(meet(b,a),meet(a,b)) = meet(a,b),
    inference(transitivity,[status(thm)],[99,18]) ).

tff(101,plain,
    meet(meet(b,a),meet(meet(b,a),meet(a,b))) = meet(meet(join(b,meet(a,b)),join(meet(a,b),a)),meet(a,b)),
    inference(monotonicity,[status(thm)],[98,100]) ).

tff(102,plain,
    meet(meet(join(b,meet(a,b)),join(meet(a,b),a)),meet(a,b)) = meet(meet(b,a),meet(meet(b,a),meet(a,b))),
    inference(symmetry,[status(thm)],[101]) ).

tff(103,plain,
    meet(a,b) = meet(meet(join(b,meet(a,b)),join(meet(a,b),a)),meet(a,b)),
    inference(symmetry,[status(thm)],[18]) ).

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

tff(105,plain,
    join(meet(a,b),meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(meet(a,b),join(join(a,b),meet(a,b))))) = meet(a,b),
    inference(unit_resolution,[status(thm)],[104,36]) ).

tff(106,plain,
    meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(meet(a,b),join(join(a,b),meet(a,b)))) = meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(a,b)),
    inference(monotonicity,[status(thm)],[42]) ).

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

tff(108,plain,
    meet(a,b) = meet(meet(join(join(a,b),meet(a,b)),join(meet(a,b),b)),meet(meet(a,b),join(join(a,b),meet(a,b)))),
    inference(transitivity,[status(thm)],[65,107]) ).

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

tff(110,plain,
    join(meet(a,b),meet(a,b)) = meet(meet(b,a),meet(meet(b,a),meet(a,b))),
    inference(transitivity,[status(thm)],[109,105,103,102]) ).

tff(111,plain,
    join(meet(b,a),join(meet(a,b),meet(a,b))) = join(meet(b,a),meet(meet(b,a),meet(meet(b,a),meet(a,b)))),
    inference(monotonicity,[status(thm)],[110]) ).

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

tff(113,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(meet(b,a),meet(meet(b,a),meet(meet(b,a),meet(a,b)))) = meet(b,a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(114,plain,
    join(meet(b,a),meet(meet(b,a),meet(meet(b,a),meet(a,b)))) = meet(b,a),
    inference(unit_resolution,[status(thm)],[113,36]) ).

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

tff(116,plain,
    meet(b,a) = join(meet(b,a),join(meet(a,b),meet(a,b))),
    inference(transitivity,[status(thm)],[115,112]) ).

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

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

tff(119,plain,
    join(join(meet(meet(join(a,join(a,b)),meet(b,a)),b),meet(b,a)),b) = b,
    inference(unit_resolution,[status(thm)],[118,25]) ).

tff(120,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(meet(join(a,join(a,b)),meet(b,a)),join(a,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)))) = meet(join(a,join(a,b)),meet(b,a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(121,plain,
    meet(meet(join(a,join(a,b)),meet(b,a)),join(a,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)))) = meet(join(a,join(a,b)),meet(b,a)),
    inference(unit_resolution,[status(thm)],[120,7]) ).

tff(122,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(a,join(a,join(a,b))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(123,plain,
    meet(a,join(a,join(a,b))) = a,
    inference(unit_resolution,[status(thm)],[122,7]) ).

tff(124,plain,
    meet(b,meet(a,join(a,join(a,b)))) = meet(b,a),
    inference(monotonicity,[status(thm)],[123]) ).

tff(125,plain,
    meet(b,a) = meet(b,meet(a,join(a,join(a,b)))),
    inference(symmetry,[status(thm)],[124]) ).

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

tff(127,plain,
    join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)) = meet(b,a),
    inference(unit_resolution,[status(thm)],[126,25]) ).

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

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

tff(130,plain,
    join(a,meet(b,meet(a,join(a,join(a,b))))) = join(a,join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))),
    inference(symmetry,[status(thm)],[129]) ).

tff(131,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(a,meet(b,meet(a,join(a,join(a,b))))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(132,plain,
    join(a,meet(b,meet(a,join(a,join(a,b))))) = a,
    inference(unit_resolution,[status(thm)],[131,36]) ).

tff(133,plain,
    a = join(a,meet(b,meet(a,join(a,join(a,b))))),
    inference(symmetry,[status(thm)],[132]) ).

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

tff(135,plain,
    meet(a,join(b,join(a,a))) = a,
    inference(unit_resolution,[status(thm)],[134,7]) ).

tff(136,plain,
    meet(a,join(b,join(a,a))) = join(a,join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))),
    inference(transitivity,[status(thm)],[135,133,130]) ).

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

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

tff(139,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(a,join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(140,plain,
    meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(a,join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),
    inference(unit_resolution,[status(thm)],[139,7]) ).

tff(141,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(a,join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))),
    inference(symmetry,[status(thm)],[140]) ).

tff(142,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a)))),
    inference(transitivity,[status(thm)],[141,138]) ).

tff(143,plain,
    join(a,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b))) = join(a,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a))))),
    inference(monotonicity,[status(thm)],[142]) ).

tff(144,plain,
    join(a,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a))))) = join(a,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b))),
    inference(symmetry,[status(thm)],[143]) ).

tff(145,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(a,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a))))) = a ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(146,plain,
    join(a,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a))))) = a,
    inference(unit_resolution,[status(thm)],[145,36]) ).

tff(147,plain,
    a = join(a,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(a,join(b,join(a,a))))),
    inference(symmetry,[status(thm)],[146]) ).

tff(148,plain,
    a = join(a,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b))),
    inference(transitivity,[status(thm)],[147,144]) ).

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

tff(150,plain,
    meet(meet(join(a,join(a,b)),meet(b,a)),a) = meet(join(a,join(a,b)),meet(b,a)),
    inference(transitivity,[status(thm)],[149,121]) ).

tff(151,plain,
    meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a)) = meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a))),
    inference(monotonicity,[status(thm)],[150]) ).

tff(152,plain,
    meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a))) = meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a)),
    inference(symmetry,[status(thm)],[151]) ).

tff(153,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a))),
    inference(monotonicity,[status(thm)],[152]) ).

tff(154,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))),
    inference(symmetry,[status(thm)],[153]) ).

tff(155,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a))) = meet(join(a,join(a,b)),meet(b,a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(156,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a))) = meet(join(a,join(a,b)),meet(b,a)),
    inference(unit_resolution,[status(thm)],[155,36]) ).

tff(157,plain,
    meet(join(a,join(a,b)),meet(b,a)) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(meet(join(a,join(a,b)),meet(b,a)),a))),
    inference(symmetry,[status(thm)],[156]) ).

tff(158,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(meet(join(a,join(a,b)),meet(b,a)),join(b,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)))) = meet(join(a,join(a,b)),meet(b,a)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(159,plain,
    meet(meet(join(a,join(a,b)),meet(b,a)),join(b,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)))) = meet(join(a,join(a,b)),meet(b,a)),
    inference(unit_resolution,[status(thm)],[158,7]) ).

tff(160,plain,
    join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))) = join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)),
    inference(monotonicity,[status(thm)],[127]) ).

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

tff(162,plain,
    meet(b,a) = join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)),
    inference(symmetry,[status(thm)],[127]) ).

tff(163,plain,
    meet(b,a) = join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))),
    inference(transitivity,[status(thm)],[162,161]) ).

tff(164,plain,
    meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))),
    inference(monotonicity,[status(thm)],[163]) ).

tff(165,plain,
    meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)),
    inference(symmetry,[status(thm)],[164]) ).

tff(166,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(X,join(Y,join(X,Z))) = X )
    | ( meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(167,plain,
    meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),
    inference(unit_resolution,[status(thm)],[166,7]) ).

tff(168,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)))),
    inference(symmetry,[status(thm)],[167]) ).

tff(169,plain,
    join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)) = meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a)),
    inference(transitivity,[status(thm)],[168,165]) ).

tff(170,plain,
    join(b,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b))) = join(b,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))),
    inference(monotonicity,[status(thm)],[169]) ).

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

tff(172,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(X,meet(Y,meet(X,Z))) = X )
    | ( join(b,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))) = b ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(173,plain,
    join(b,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))) = b,
    inference(unit_resolution,[status(thm)],[172,36]) ).

tff(174,plain,
    b = join(b,meet(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b)),meet(b,a))),
    inference(symmetry,[status(thm)],[173]) ).

tff(175,plain,
    b = join(b,join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),b))),
    inference(transitivity,[status(thm)],[174,171]) ).

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

tff(177,plain,
    meet(meet(join(a,join(a,b)),meet(b,a)),b) = join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))),
    inference(transitivity,[status(thm)],[176,159,157,154]) ).

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

tff(179,plain,
    join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))),meet(b,a)) = join(meet(meet(join(a,join(a,b)),meet(b,a)),b),meet(b,a)),
    inference(symmetry,[status(thm)],[178]) ).

tff(180,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( join(join(meet(X,Y),meet(Y,Z)),Y) = Y )
    | ( join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))),meet(b,a)) = meet(b,a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(181,plain,
    join(join(meet(join(a,join(a,b)),meet(b,a)),meet(meet(b,a),meet(join(a,join(a,b)),meet(b,a)))),meet(b,a)) = meet(b,a),
    inference(unit_resolution,[status(thm)],[180,25]) ).

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

tff(183,plain,
    meet(b,a) = join(meet(meet(join(a,join(a,b)),meet(b,a)),b),meet(b,a)),
    inference(transitivity,[status(thm)],[182,179]) ).

tff(184,plain,
    join(meet(b,a),b) = join(join(meet(meet(join(a,join(a,b)),meet(b,a)),b),meet(b,a)),b),
    inference(monotonicity,[status(thm)],[183]) ).

tff(185,plain,
    join(meet(b,a),b) = b,
    inference(transitivity,[status(thm)],[184,119]) ).

tff(186,plain,
    join(a,meet(b,a)) = join(a,meet(b,meet(a,join(a,join(a,b))))),
    inference(monotonicity,[status(thm)],[125]) ).

tff(187,plain,
    join(a,meet(b,a)) = a,
    inference(transitivity,[status(thm)],[186,132]) ).

tff(188,plain,
    meet(join(a,meet(b,a)),join(meet(b,a),b)) = meet(a,b),
    inference(monotonicity,[status(thm)],[187,185]) ).

tff(189,plain,
    meet(meet(join(a,meet(b,a)),join(meet(b,a),b)),meet(b,a)) = meet(meet(a,b),meet(b,a)),
    inference(monotonicity,[status(thm)],[188]) ).

tff(190,plain,
    ( ~ ! [Z: $i,Y: $i,X: $i] : ( meet(meet(join(X,Y),join(Y,Z)),Y) = Y )
    | ( meet(meet(join(a,meet(b,a)),join(meet(b,a),b)),meet(b,a)) = meet(b,a) ) ),
    inference(quant_inst,[status(thm)],]) ).

tff(191,plain,
    meet(meet(join(a,meet(b,a)),join(meet(b,a),b)),meet(b,a)) = meet(b,a),
    inference(unit_resolution,[status(thm)],[190,16]) ).

tff(192,plain,
    meet(b,a) = meet(meet(join(a,meet(b,a)),join(meet(b,a),b)),meet(b,a)),
    inference(symmetry,[status(thm)],[191]) ).

tff(193,plain,
    meet(b,a) = meet(a,b),
    inference(transitivity,[status(thm)],[192,189,117,9]) ).

tff(194,plain,
    ( ( meet(b,a) != meet(a,b) )
  <=> ( meet(b,a) != meet(a,b) ) ),
    inference(rewrite,[status(thm)],]) ).

tff(195,axiom,
    meet(b,a) != meet(a,b),
    file('/export/starexec/sandbox/benchmark/theBenchmark.p',prove_commutativity_of_meet) ).

tff(196,plain,
    meet(b,a) != meet(a,b),
    inference(modus_ponens,[status(thm)],[195,194]) ).

tff(197,plain,
    $false,
    inference(unit_resolution,[status(thm)],[196,193]) ).

%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.12/0.12  % Problem  : LAT012-1 : TPTP v8.1.0. Released v2.2.0.
% 0.12/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.13/0.34  % Computer : n028.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 Sep  1 10:51:51 EDT 2022
% 0.13/0.34  % CPUTime  : 
% 0.13/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.13/0.34  Usage: tptp [options] [-file:]file
% 0.13/0.34    -h, -?       prints this message.
% 0.13/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.13/0.34    -m, -model   generate model.
% 0.13/0.34    -p, -proof   generate proof.
% 0.13/0.34    -c, -core    generate unsat core of named formulas.
% 0.13/0.34    -st, -statistics display statistics.
% 0.13/0.34    -t:timeout   set timeout (in second).
% 0.13/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.13/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.13/0.34    -<param>:<value> configuration parameter and value.
% 0.13/0.34    -o:<output-file> file to place output in.
% 0.20/0.43  % SZS status Unsatisfiable
% 0.20/0.43  % SZS output start Proof
% See solution above
%------------------------------------------------------------------------------