TSTP Solution File: LAT150-1 by Waldmeister---710

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Waldmeister---710
% Problem  : LAT150-1 : TPTP v8.1.0. Released v3.1.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : woody %s

% Computer : n024.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  : 600s
% DateTime : Sun Jul 17 07:15:23 EDT 2022

% Result   : Unsatisfiable 12.08s 12.47s
% Output   : CNFRefutation 12.08s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : LAT150-1 : TPTP v8.1.0. Released v3.1.0.
% 0.06/0.11  % Command  : woody %s
% 0.11/0.32  % Computer : n024.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 600
% 0.11/0.32  % DateTime : Wed Jun 29 09:32:30 EDT 2022
% 0.11/0.33  % CPUTime  : 
% 0.57/0.95  ********************************************************************************
% 0.57/0.95  *                             W A L D M E I S T E R           \|  \ /      \|/ *
% 0.57/0.95  *                                                              |/  |    \/  |  *
% 0.57/0.95  *              (C) 1994-2010  A. Buch and Th. Hillenbrand,      \ /      \ /   *
% 0.57/0.95  *                             A. Jaeger and B. Loechner          |        |    *
% 0.57/0.95  *                             <waldmeister@informatik.uni-kl.de>          |    *
% 0.57/0.95  ********************************************************************************
% 0.57/0.95  
% 0.57/0.95  
% 0.57/0.95  Goals:
% 0.57/0.95  ------
% 0.57/0.95  
% 0.57/0.95  (   1)  meet(a,join(b,meet(c,join(d,meet(c,join(a,b)))))) ?=? meet(a,join(b,meet(c,join(a,d))))
% 0.57/0.95  
% 0.57/0.95  Detected structure: Verband
% 0.57/0.95  ********************************************************************************
% 0.57/0.95  ****************************** COMPLETION - PROOF ******************************
% 0.57/0.95  ********************************************************************************
% 0.57/0.95  
% 12.08/12.47  joined goal:           1  meet(a,join(b,meet(c,join(d,meet(c,join(a,b)))))) ?= meet(a,join(b,meet(c,join(a,d)))) to meet(a,join(b,meet(c,join(a,d))))
% 12.08/12.47  goal joined
% 12.08/12.47  % SZS status Unsatisfiable
% 12.08/12.47  #START OF PROOF
% 12.08/12.47  % SZS output start CNFRefutation
% 12.08/12.47  cnf('0.2.0.0',axiom,
% 12.08/12.47      ( X1 = meet(X1,join(X1,X2)) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.2.1.0',plain,
% 12.08/12.47      ( X1 = meet(X1,join(X1,X2)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.2.0.0']),
% 12.08/12.47      [weight('<1,0,0,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.2.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X1,X2)) = X1 ),
% 12.08/12.47      inference(orient,[status(thm)],['0.2.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_2]).
% 12.08/12.47  cnf('0.4.0.0',axiom,
% 12.08/12.47      ( X1 = join(X1,meet(X1,X2)) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.4.1.0',plain,
% 12.08/12.47      ( X1 = join(X1,meet(X1,X2)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.4.0.0']),
% 12.08/12.47      [weight('<3,0,0,[0,0,0,4]>')]).
% 12.08/12.47  cnf('0.4.2.0',plain,
% 12.08/12.47      ( join(X1,meet(X1,X2)) = X1 ),
% 12.08/12.47      inference(orient,[status(thm)],['0.4.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_4]).
% 12.08/12.47  cnf('0.5.0.0',axiom,
% 12.08/12.47      ( meet(X1,X2) = meet(X2,X1) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.5.1.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X2,X1) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.5.0.0']),
% 12.08/12.47      [weight('<4,0,0,[0,0,0,5]>')]).
% 12.08/12.47  cnf('0.5.2.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X2,X1) ),
% 12.08/12.47      inference(activate,[status(thm)],['0.5.1.0']),
% 12.08/12.47      [equation_1]).
% 12.08/12.47  cnf('0.6.0.0',axiom,
% 12.08/12.47      ( meet(X1,meet(X2,X3)) = meet(meet(X1,X2),X3) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.6.1.0',plain,
% 12.08/12.47      ( meet(X1,meet(X2,X3)) = meet(meet(X1,X2),X3) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.6.0.0']),
% 12.08/12.47      [weight('<5,0,0,[0,0,0,6]>')]).
% 12.08/12.47  cnf('0.6.2.0',plain,
% 12.08/12.47      ( meet(meet(X1,X2),X3) = meet(X1,meet(X2,X3)) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.6.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_5]).
% 12.08/12.47  cnf('0.7.0.0',axiom,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X4)))) = meet(X1,join(X2,meet(X3,join(X4,meet(X1,X3))))) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.7.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X4)))) = meet(X1,join(X2,meet(X3,join(X4,meet(X1,X3))))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.7.0.0']),
% 12.08/12.47      [weight('<6,0,0,[0,0,0,7]>')]).
% 12.08/12.47  cnf('0.7.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X1,X3))))) = meet(X1,join(X2,meet(X3,join(X1,X4)))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.7.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_6]).
% 12.08/12.47  cnf('0.8.0.0',axiom,
% 12.08/12.47      ( join(X1,X2) = join(X2,X1) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.8.1.0',plain,
% 12.08/12.47      ( join(X1,X2) = join(X2,X1) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.8.0.0']),
% 12.08/12.47      [weight('<7,0,0,[0,0,0,8]>')]).
% 12.08/12.47  cnf('0.8.2.0',plain,
% 12.08/12.47      ( join(X1,X2) = join(X2,X1) ),
% 12.08/12.47      inference(activate,[status(thm)],['0.8.1.0']),
% 12.08/12.47      [equation_2]).
% 12.08/12.47  cnf('0.9.0.0',axiom,
% 12.08/12.47      ( join(X1,join(X2,X3)) = join(join(X1,X2),X3) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024')).
% 12.08/12.47  cnf('0.9.1.0',plain,
% 12.08/12.47      ( join(X1,join(X2,X3)) = join(join(X1,X2),X3) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.9.0.0']),
% 12.08/12.47      [weight('<8,0,0,[0,0,0,9]>')]).
% 12.08/12.47  cnf('0.9.2.0',plain,
% 12.08/12.47      ( join(join(X1,X2),X3) = join(X1,join(X2,X3)) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.9.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_7]).
% 12.08/12.47  cnf('0.10.0.0',plain,
% 12.08/12.47      ( X1 = join(X1,meet(X2,X1)) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.4.2.0','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.10.1.0',plain,
% 12.08/12.47      ( X1 = join(X1,meet(X2,X1)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.10.0.0']),
% 12.08/12.47      [weight('<5,5,4,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.10.2.0',plain,
% 12.08/12.47      ( join(X1,meet(X2,X1)) = X1 ),
% 12.08/12.47      inference(orient,[status(thm)],['0.10.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_8]).
% 12.08/12.47  cnf('0.12.0.0',plain,
% 12.08/12.47      ( X1 = meet(X1,join(X2,X1)) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.2.2.0','0.8.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.12.1.0',plain,
% 12.08/12.47      ( X1 = meet(X1,join(X2,X1)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.12.0.0']),
% 12.08/12.47      [weight('<5,8,2,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.12.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,X1)) = X1 ),
% 12.08/12.47      inference(orient,[status(thm)],['0.12.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_10]).
% 12.08/12.47  cnf('0.16.0.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X1,X2),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.6.2.0','0.2.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.1','L')]).
% 12.08/12.47  cnf('0.16.1.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X1,X2),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.16.0.0']),
% 12.08/12.47      [weight('<7,6,2,[1,0,0,1]>')]).
% 12.08/12.47  cnf('0.16.2.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X1,X2),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.16.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_14]).
% 12.08/12.47  cnf('0.19.0.0',plain,
% 12.08/12.47      ( join(X1,join(meet(X2,X1),X3)) = join(X1,X3) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.9.2.0','0.10.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.1','L')]).
% 12.08/12.47  cnf('0.19.1.0',plain,
% 12.08/12.47      ( join(X1,join(meet(X2,X1),X3)) = join(X1,X3) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.19.0.0']),
% 12.08/12.47      [weight('<7,10,9,[0,0,0,1]>')]).
% 12.08/12.47  cnf('0.19.2.0',plain,
% 12.08/12.47      ( join(X1,join(meet(X2,X1),X3)) = join(X1,X3) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.19.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_17]).
% 12.08/12.47  cnf('0.20.0.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X2,X1),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.6.2.0','0.12.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.1','L')]).
% 12.08/12.47  cnf('0.20.1.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X2,X1),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.20.0.0']),
% 12.08/12.47      [weight('<7,12,6,[0,0,0,1]>')]).
% 12.08/12.47  cnf('0.20.2.0',plain,
% 12.08/12.47      ( meet(X1,meet(join(X2,X1),X3)) = meet(X1,X3) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.20.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_18]).
% 12.08/12.47  cnf('0.37.0.0',plain,
% 12.08/12.47      ( join(X1,join(X2,meet(join(X1,X2),X3))) = join(X1,X2) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.9.2.0','0.4.2.0',theory(equality)]),
% 12.08/12.47      [pos('L','L')]).
% 12.08/12.47  cnf('0.37.1.0',plain,
% 12.08/12.47      ( join(X1,join(X2,meet(join(X1,X2),X3))) = join(X1,X2) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.37.0.0']),
% 12.08/12.47      [weight('<9,9,4,[1,0,0,0]>')]).
% 12.08/12.47  cnf('0.37.2.0',plain,
% 12.08/12.47      ( join(X1,join(X2,meet(join(X1,X2),X3))) = join(X1,X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.37.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_35]).
% 12.08/12.47  cnf('0.39.0.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,meet(X2,join(X3,meet(X1,X2)))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.12.2.0','0.6.2.0',theory(equality)]),
% 12.08/12.47      [pos('L','L')]).
% 12.08/12.47  cnf('0.39.1.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,meet(X2,join(X3,meet(X1,X2)))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.39.0.0']),
% 12.08/12.47      [weight('<9,12,6,[1,0,0,0]>')]).
% 12.08/12.47  cnf('0.39.2.0',plain,
% 12.08/12.47      ( meet(X1,meet(X2,join(X3,meet(X1,X2)))) = meet(X1,X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.39.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_37]).
% 12.08/12.47  cnf('0.54.0.0',plain,
% 12.08/12.47      ( join(meet(X1,X2),X3) = meet(join(meet(X1,X2),X3),join(X2,X3)) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.12.2.0','0.19.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.54.1.0',plain,
% 12.08/12.47      ( join(meet(X1,X2),X3) = meet(join(meet(X1,X2),X3),join(X2,X3)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.54.0.0']),
% 12.08/12.47      [weight('<9,19,12,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.54.1.1',plain,
% 12.08/12.47      ( join(meet(X1,X2),X3) = meet(join(X2,X3),join(meet(X1,X2),X3)) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.54.1.0','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('R','L')]).
% 12.08/12.47  cnf('0.54.2.0',plain,
% 12.08/12.47      ( meet(join(X1,X2),join(meet(X3,X1),X2)) = join(meet(X3,X1),X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.54.1.1',theory(equality)]),
% 12.08/12.47      [x,rule_52]).
% 12.08/12.47  cnf('0.58.0.0',plain,
% 12.08/12.47      ( meet(join(X1,X2),X3) = join(meet(join(X1,X2),X3),meet(X2,X3)) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.10.2.0','0.20.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.58.1.0',plain,
% 12.08/12.47      ( meet(join(X1,X2),X3) = join(meet(join(X1,X2),X3),meet(X2,X3)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.58.0.0']),
% 12.08/12.47      [weight('<9,20,10,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.58.1.1',plain,
% 12.08/12.47      ( meet(join(X1,X2),X3) = join(meet(X2,X3),meet(join(X1,X2),X3)) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.58.1.0','0.8.2.0',theory(equality)]),
% 12.08/12.47      [pos('R','L')]).
% 12.08/12.47  cnf('0.58.2.0',plain,
% 12.08/12.47      ( join(meet(X1,X2),meet(join(X3,X1),X2)) = meet(join(X3,X1),X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.58.1.1',theory(equality)]),
% 12.08/12.47      [x,rule_56]).
% 12.08/12.47  cnf('0.95.0.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,meet(X2,join(X3,meet(X2,X1)))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.39.2.0','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2.2.2','L')]).
% 12.08/12.47  cnf('0.95.1.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,meet(X2,join(X3,meet(X2,X1)))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.95.0.0']),
% 12.08/12.47      [weight('<9,39,5,[1,0,0,6]>')]).
% 12.08/12.47  cnf('0.95.2.0',plain,
% 12.08/12.47      ( meet(X1,meet(X2,join(X3,meet(X2,X1)))) = meet(X1,X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.95.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_93]).
% 12.08/12.47  cnf('0.113.0.0',plain,
% 12.08/12.47      ( join(meet(X1,X2),meet(X2,X3)) = meet(X2,join(meet(X1,X2),meet(X2,X3))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.54.2.0','0.4.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.1','L')]).
% 12.08/12.47  cnf('0.113.1.0',plain,
% 12.08/12.47      ( join(meet(X1,X2),meet(X2,X3)) = meet(X2,join(meet(X1,X2),meet(X2,X3))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.113.0.0']),
% 12.08/12.47      [weight('<9,54,4,[1,0,0,1]>')]).
% 12.08/12.47  cnf('0.113.2.0',plain,
% 12.08/12.47      ( meet(X1,join(meet(X2,X1),meet(X1,X3))) = join(meet(X2,X1),meet(X1,X3)) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.113.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_109]).
% 12.08/12.47  cnf('0.116.0.0',plain,
% 12.08/12.47      ( meet(join(X1,X2),join(X2,X3)) = join(X2,meet(join(X1,X2),join(X2,X3))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.58.2.0','0.2.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.1','L')]).
% 12.08/12.47  cnf('0.116.1.0',plain,
% 12.08/12.47      ( meet(join(X1,X2),join(X2,X3)) = join(X2,meet(join(X1,X2),join(X2,X3))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.116.0.0']),
% 12.08/12.47      [weight('<9,58,2,[1,0,0,1]>')]).
% 12.08/12.47  cnf('0.116.2.0',plain,
% 12.08/12.47      ( join(X1,meet(join(X2,X1),join(X1,X3))) = meet(join(X2,X1),join(X1,X3)) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.116.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_112]).
% 12.08/12.47  cnf('0.133.0.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,join(meet(X3,X2),meet(X2,X1))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.95.2.0','0.113.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.133.1.0',plain,
% 12.08/12.47      ( meet(X1,X2) = meet(X1,join(meet(X3,X2),meet(X2,X1))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.133.0.0']),
% 12.08/12.47      [weight('<9,113,95,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.133.2.0',plain,
% 12.08/12.47      ( meet(X1,join(meet(X2,X3),meet(X3,X1))) = meet(X1,X3) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.133.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_127]).
% 12.08/12.47  cnf('0.136.0.0',plain,
% 12.08/12.47      ( join(X1,X2) = join(X1,meet(join(X1,X2),join(X2,X3))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.37.2.0','0.116.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.136.1.0',plain,
% 12.08/12.47      ( join(X1,X2) = join(X1,meet(join(X1,X2),join(X2,X3))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.136.0.0']),
% 12.08/12.47      [weight('<9,116,37,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.136.2.0',plain,
% 12.08/12.47      ( join(X1,meet(join(X1,X2),join(X2,X3))) = join(X1,X2) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.136.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_130]).
% 12.08/12.47  cnf('0.151.0.0',plain,
% 12.08/12.47      ( join(X1,meet(X2,X3)) = join(X1,meet(join(X1,meet(X2,X3)),X3)) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.136.2.0','0.133.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.151.1.0',plain,
% 12.08/12.47      ( join(X1,meet(X2,X3)) = join(X1,meet(join(X1,meet(X2,X3)),X3)) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.151.0.0']),
% 12.08/12.47      [weight('<9,136,133,[1,0,0,2]>')]).
% 12.08/12.47  cnf('0.151.1.1',plain,
% 12.08/12.47      ( join(X1,meet(X2,X3)) = join(X1,meet(X3,join(X1,meet(X2,X3)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.151.1.0','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('R.2','L')]).
% 12.08/12.47  cnf('0.151.2.0',plain,
% 12.08/12.47      ( join(X1,meet(X2,join(X1,meet(X3,X2)))) = join(X1,meet(X3,X2)) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.151.1.1',theory(equality)]),
% 12.08/12.47      [x,rule_145]).
% 12.08/12.47  cnf('0.152.0.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X2)))) = meet(X1,join(X2,meet(X1,X3))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.7.2.0','0.151.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.152.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X2)))) = meet(X1,join(X2,meet(X1,X3))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.152.0.0']),
% 12.08/12.47      [weight('<9,151,7,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.152.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X2)))) = meet(X1,join(X2,meet(X1,X3))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.152.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_146]).
% 12.08/12.47  cnf('0.158.0.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X4)))) = meet(X1,join(X2,meet(X3,join(X4,meet(X3,X1))))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.7.2.0','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2.2.2.2','L')]).
% 12.08/12.47  cnf('0.158.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,X4)))) = meet(X1,join(X2,meet(X3,join(X4,meet(X3,X1))))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.158.0.0']),
% 12.08/12.47      [weight('<11,7,5,[1,0,0,8]>')]).
% 12.08/12.47  cnf('0.158.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,X1))))) = meet(X1,join(X2,meet(X3,join(X1,X4)))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.158.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_150]).
% 12.08/12.47  cnf('0.595.0.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(join(X1,X4),X2)))) = meet(X1,meet(join(X1,X4),join(X2,meet(join(X1,X4),X3)))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.16.2.0','0.152.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.595.0.1',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,join(X4,X2))))) = meet(X1,meet(join(X1,X4),join(X2,meet(join(X1,X4),X3)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.595.0.0','0.9.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2.2.2','L')]).
% 12.08/12.47  cnf('0.595.0.2',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,join(X4,X2))))) = meet(X1,join(X2,meet(join(X1,X4),X3))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.595.0.1','0.16.2.0',theory(equality)]),
% 12.08/12.47      [pos('R','L')]).
% 12.08/12.47  cnf('0.595.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,join(X4,X2))))) = meet(X1,join(X2,meet(join(X1,X4),X3))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.595.0.2']),
% 12.08/12.47      [weight('<11,152,16,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.595.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,join(X4,X2))))) = meet(X1,join(X2,meet(join(X1,X4),X3))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.595.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_587]).
% 12.08/12.47  cnf('0.778.0.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(join(X1,X3),X4))) = meet(X1,join(X2,meet(X4,join(X1,join(X2,X3))))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.595.2.0','0.8.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2.2.2.2','L')]).
% 12.08/12.47  cnf('0.778.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(join(X1,X3),X4))) = meet(X1,join(X2,meet(X4,join(X1,join(X2,X3))))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.778.0.0']),
% 12.08/12.47      [weight('<11,595,8,[1,0,0,8]>')]).
% 12.08/12.47  cnf('0.778.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X1,join(X2,X4))))) = meet(X1,join(X2,meet(join(X1,X4),X3))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.778.1.0',theory(equality)]),
% 12.08/12.47      [x,rule_770]).
% 12.08/12.47  cnf('0.1885.0.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,join(X1,X5)))))) = meet(X1,meet(join(X1,X5),join(X2,meet(X3,join(join(X1,X5),X4))))) ),
% 12.08/12.47      inference(cp,[status(thm)],['0.16.2.0','0.158.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2','L')]).
% 12.08/12.47  cnf('0.1885.0.1',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,join(X1,X5)))))) = meet(X1,join(X2,meet(X3,join(join(X1,X5),X4)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.1885.0.0','0.16.2.0',theory(equality)]),
% 12.08/12.47      [pos('R','L')]).
% 12.08/12.47  cnf('0.1885.0.2',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,join(X1,X5)))))) = meet(X1,join(X2,meet(X3,join(X1,join(X5,X4))))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['0.1885.0.1','0.9.2.0',theory(equality)]),
% 12.08/12.47      [pos('R.2.2.2','L')]).
% 12.08/12.47  cnf('0.1885.1.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,join(X1,X5)))))) = meet(X1,join(X2,meet(X3,join(X1,join(X5,X4))))) ),
% 12.08/12.47      inference(weigh,[status(thm)],['0.1885.0.2']),
% 12.08/12.47      [weight('<13,158,16,[0,0,0,2]>')]).
% 12.08/12.47  cnf('0.1885.2.0',plain,
% 12.08/12.47      ( meet(X1,join(X2,meet(X3,join(X4,meet(X3,join(X1,X5)))))) = meet(X1,join(X2,meet(X3,join(X1,join(X5,X4))))) ),
% 12.08/12.47      inference(orient,[status(thm)],['0.1885.1.0',theory(equality)]),
% 12.08/12.47      [u,rule_1876]).
% 12.08/12.47  cnf('1.0.0.0',conjecture,
% 12.08/12.47      ( meet(a,join(b,meet(c,join(d,meet(c,join(a,b)))))) = meet(a,join(b,meet(c,join(a,d)))) ),
% 12.08/12.47      file('/tmp/WALDMEISTER_23456_n024',conjecture_1)).
% 12.08/12.47  cnf('1.0.0.1',plain,
% 12.08/12.47      ( meet(a,join(b,meet(c,join(a,join(b,d))))) = meet(a,join(b,meet(c,join(a,d)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['1.0.0.0','0.1885.2.0',theory(equality)]),
% 12.08/12.47      [pos('L','L')]).
% 12.08/12.47  cnf('1.0.0.2',plain,
% 12.08/12.47      ( meet(a,join(b,meet(join(a,d),c))) = meet(a,join(b,meet(c,join(a,d)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['1.0.0.1','0.778.2.0',theory(equality)]),
% 12.08/12.47      [pos('L','L')]).
% 12.08/12.47  cnf('1.0.0.3',plain,
% 12.08/12.47      ( meet(a,join(b,meet(c,join(a,d)))) = meet(a,join(b,meet(c,join(a,d)))) ),
% 12.08/12.47      inference(reduction,[status(thm)],['1.0.0.2','0.5.2.0',theory(equality)]),
% 12.08/12.47      [pos('L.2.2','L')]).
% 12.08/12.47  cnf('1.0.0.4',plain,
% 12.08/12.47      ( $true ),
% 12.08/12.47      inference(trivial,[status(thm)],['1.0.0.3',theory(equality)]),
% 12.08/12.47      [conjecture_1]).
% 12.08/12.47  
% 12.08/12.47  Proved Goals:
% 12.08/12.47  No.  1:  meet(a,join(b,meet(c,join(d,meet(c,join(a,b)))))) ?= meet(a,join(b,meet(c,join(a,d)))) joined, current: meet(a,join(b,meet(c,join(a,d)))) = meet(a,join(b,meet(c,join(a,d))))
% 12.08/12.47  1 goal was specified, which was proved.
% 12.08/12.47  % SZS output end CNFRefutation
% 12.08/12.47  #END OF PROOF
% 12.08/12.47  
% 12.08/12.47  Problem         WALDMEISTER_23456_n024 
% 12.08/12.47  CPs.gen              3352477 
% 12.08/12.47  CPs.reexp                  0 
% 12.08/12.47  Select                 73947 
% 12.08/12.47  R                       1876 
% 12.08/12.47  E                          9 
% 12.08/12.47  vsize                   9.5M 
% 12.08/12.47  rss                     5.1M 
% 12.08/12.47  process.time         11.514s 
% 12.08/12.47  wallclock.time       11.517s 
% 12.08/12.47  status                     S
% 12.08/12.47  
% 12.08/12.47  
% 12.08/12.47  Waldmeister states: Goal proved.
% 12.08/12.47  % SZS status Unsatisfiable
%------------------------------------------------------------------------------