TSTP Solution File: LAT239-1 by Gandalf---c-2.6
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% File : Gandalf---c-2.6
% Problem : LAT239-1 : TPTP v3.4.2. Released v3.1.0.
% Transfm : add_equality:r
% Format : otter:hypothesis:set(auto),clear(print_given)
% Command : gandalf-wrapper -time %d %s
% Computer : art01.cs.miami.edu
% Model : i686 unknown
% CPU : Intel(R) Pentium(R) 4 CPU 2.80GHz @ 2793MHz
% Memory : 1000MB
% OS : Linux 2.4.22-21mdk-i686-up-4GB
% CPULimit : 600s
% Result : Unsatisfiable 19.6s
% Output : Assurance 19.6s
% Verified :
% SZS Type : None (Parsing solution fails)
% Syntax : Number of formulae : 0
% Comments :
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%----NO SOLUTION OUTPUT BY SYSTEM
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%----ORIGINAL SYSTEM OUTPUT
%
% Gandalf c-2.6 r1 starting to prove: /home/graph/tptp/TSTP/PreparedTPTP/otter:hypothesis:set(auto),clear(print_given)---add_equality:r/LAT/LAT239-1+eq_r.in
% Using automatic strategy selection.
% Time limit in seconds: 600
%
% prove-all-passes started
%
% detected problem class: peq
%
% strategies selected:
% (hyper 30 #f 6 5)
% (binary-unit 12 #f)
% (binary-unit-uniteq 12 #f)
% (binary-posweight-kb-big-order 60 #f 6 5)
% (binary-posweight-lex-big-order 30 #f 6 5)
% (binary 30 #t)
% (binary-posweight-kb-big-order 156 #f)
% (binary-posweight-lex-big-order 102 #f)
% (binary-posweight-firstpref-order 60 #f)
% (binary-order 30 #f)
% (binary-posweight-kb-small-order 48 #f)
% (binary-posweight-lex-small-order 30 #f)
%
%
% ********* EMPTY CLAUSE DERIVED *********
%
%
% timer checkpoints: c(15,40,1,30,0,1,26597,4,2252)
%
%
% START OF PROOF
% 16 [] equal(X,X).
% 19 [] equal(meet(X,join(X,Y)),X).
% 20 [] equal(join(X,meet(X,Y)),X).
% 21 [] equal(meet(X,Y),meet(Y,X)).
% 22 [] equal(join(X,Y),join(Y,X)).
% 23 [] equal(meet(meet(X,Y),Z),meet(X,meet(Y,Z))).
% 24 [] equal(join(join(X,Y),Z),join(X,join(Y,Z))).
% 25 [] equal(join(X,complement(X)),one).
% 26 [] equal(meet(X,complement(X)),zero).
% 27 [] -equal(join(X,Y),one) | -equal(meet(X,Y),zero) | equal(complement(X),Y).
% 28 [] equal(meet(X,join(Y,meet(Z,join(X,U)))),meet(X,join(Y,join(meet(X,Z),meet(Z,join(Y,U)))))).
% 29 [] equal(meet(b,a),a).
% 30 [] -equal(join(complement(b),complement(a)),complement(a)).
% 34 [para:25.1.1,19.1.1.2] equal(meet(X,one),X).
% 37 [para:29.1.1,20.1.1.2] equal(join(b,a),b).
% 38 [para:26.1.1,20.1.1.2] equal(join(X,zero),X).
% 39 [para:21.1.1,29.1.1] equal(meet(a,b),a).
% 40 [para:21.1.1,26.1.1] equal(meet(complement(X),X),zero).
% 42 [para:21.1.1,34.1.1] equal(meet(one,X),X).
% 43 [para:21.1.1,20.1.1.2] equal(join(X,meet(Y,X)),X).
% 45 [para:42.1.1,19.1.1] equal(join(one,X),one).
% 47 [para:22.1.1,25.1.1] equal(join(complement(X),X),one).
% 48 [para:22.1.1,19.1.1.2] equal(meet(X,join(Y,X)),X).
% 50 [para:22.1.1,37.1.1] equal(join(a,b),b).
% 51 [para:22.1.1,38.1.1] equal(join(zero,X),X).
% 54 [para:51.1.1,19.1.1.2] equal(meet(zero,X),zero).
% 57 [para:54.1.1,21.1.1] equal(zero,meet(X,zero)).
% 66 [para:23.1.1,21.1.1] equal(meet(X,meet(Y,Z)),meet(Z,meet(X,Y))).
% 69 [para:39.1.1,23.1.1.1] equal(meet(a,X),meet(a,meet(b,X))).
% 78 [para:25.1.1,24.1.1.1,demod:45] equal(one,join(X,join(complement(X),Y))).
% 87 [para:47.1.1,24.1.1.1,demod:45] equal(one,join(complement(X),join(X,Y))).
% 90 [para:43.1.1,22.1.1] equal(X,join(meet(Y,X),X)).
% 98 [para:24.1.1,48.1.1.2] equal(meet(X,join(Y,join(Z,X))),X).
% 122 [para:23.1.1,90.1.2.1] equal(X,join(meet(Y,meet(Z,X)),X)).
% 168 [para:26.1.1,69.1.2.2,demod:57] equal(meet(a,complement(b)),zero).
% 178 [para:168.1.1,28.1.2.2.2.1,demod:51] equal(meet(a,join(X,meet(complement(b),join(a,Y)))),meet(a,join(X,meet(complement(b),join(X,Y))))).
% 214 [para:22.1.1,78.1.2.2] equal(one,join(X,join(Y,complement(X)))).
% 216 [para:50.1.1,87.1.2.2] equal(one,join(complement(a),b)).
% 322 [para:66.1.1,20.1.1.2] equal(join(X,meet(Y,meet(X,Z))),X).
% 494 [para:98.1.1,122.1.2.1.2] equal(join(X,join(Y,Z)),join(meet(U,Z),join(X,join(Y,Z)))).
% 513 [para:23.1.1,322.1.1.2] equal(join(X,meet(Y,meet(Z,meet(X,U)))),X).
% 5332 [para:216.1.2,178.1.2.2.2.2,demod:34,26,38,40,50] equal(zero,meet(a,join(complement(a),complement(b)))).
% 5452 [para:22.1.1,5332.1.2.2] equal(zero,meet(a,join(complement(b),complement(a)))).
% 25884 [para:513.1.1,494.1.2.2.2,demod:513] equal(join(X,Y),join(meet(Z,meet(U,meet(V,meet(Y,W)))),join(X,Y))).
% 26616 [para:27.3.1,30.1.2] -equal(join(complement(b),complement(a)),X) | -equal(meet(a,X),zero) | -equal(join(a,X),one).
% 26617 [binary:25884,26616,demod:214,5452,25884,cut:16,cut:16] contradiction
% END OF PROOF
%
% Proof found by the following strategy:
%
% using binary resolution
% not using sos strategy
% using dynamic demodulation
% using ordered paramodulation
% using kb ordering for equality
% preferring bigger arities for lex ordering
% clause length limited to 5
% clause depth limited to 6
% seconds given: 30
%
%
% ***GANDALF_FOUND_A_REFUTATION***
%
% Global statistics over all passes:
%
% given clauses: 1145
% derived clauses: 968722
% kept clauses: 26287
% kept size sum: 515693
% kept mid-nuclei: 298
% kept new demods: 24501
% forw unit-subs: 827418
% forw double-subs: 0
% forw overdouble-subs: 0
% backward subs: 4
% fast unit cutoff: 11
% full unit cutoff: 0
% dbl unit cutoff: 0
% real runtime : 23.19
% process. runtime: 22.76
% specific non-discr-tree subsumption statistics:
% tried: 0
% length fails: 0
% strength fails: 0
% predlist fails: 0
% aux str. fails: 0
% by-lit fails: 0
% full subs tried: 0
% full subs fail: 0
%
% ; program args: ("/home/graph/tptp/Systems/Gandalf---c-2.6/gandalf" "-time" "600" "/home/graph/tptp/TSTP/PreparedTPTP/otter:hypothesis:set(auto),clear(print_given)---add_equality:r/LAT/LAT239-1+eq_r.in")
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