TSTP Solution File: GRP452-1 by Gandalf---c-2.6
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Gandalf---c-2.6
% Problem : GRP452-1 : TPTP v3.4.2. Released v2.6.0.
% Transfm : add_equality:r
% Format : otter:hypothesis:set(auto),clear(print_given)
% Command : gandalf-wrapper -time %d %s
% Computer : art05.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 0.0s
% Output : Assurance 0.0s
% Verified :
% SZS Type : None (Parsing solution fails)
% Syntax : Number of formulae : 0
% Comments :
%------------------------------------------------------------------------------
%----NO SOLUTION OUTPUT BY SYSTEM
%------------------------------------------------------------------------------
%----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/GRP/GRP452-1+eq_r.in
% Using automatic strategy selection.
% Time limit in seconds: 600
%
% prove-all-passes started
%
% detected problem class: ueq
%
% strategies selected:
% (binary-posweight-kb-big-order 60 #f 8 1)
% (binary-posweight-lex-big-order 30 #f 8 1)
% (binary 30 #t)
% (binary-posweight-kb-big-order 180 #f)
% (binary-posweight-lex-big-order 120 #f)
% (binary-posweight-firstpref-order 60 #f)
% (binary-posweight-kb-small-order 60 #f)
% (binary-posweight-lex-small-order 60 #f)
%
%
% **** EMPTY CLAUSE DERIVED ****
%
%
% timer checkpoints: c(5,40,1,10,0,1)
%
%
% START OF PROOF
% 7 [] equal(divide(divide(divide(X,X),divide(X,divide(Y,divide(divide(divide(X,X),X),Z)))),Z),Y).
% 8 [] equal(multiply(X,Y),divide(X,divide(divide(Z,Z),Y))).
% 9 [] equal(inverse(X),divide(divide(Y,Y),X)).
% 10 [] -equal(multiply(multiply(inverse(b2),b2),a2),a2).
% 11 [para:9.1.2,9.1.2.1] equal(inverse(X),divide(inverse(divide(Y,Y)),X)).
% 12 [para:11.1.2,9.1.2.1] equal(inverse(X),divide(inverse(inverse(divide(Y,Y))),X)).
% 16 [para:9.1.2,7.1.1.1,demod:9] equal(divide(inverse(divide(X,divide(Y,divide(inverse(X),Z)))),Z),Y).
% 17 [para:9.1.2,7.1.1.1.1,demod:11,9] equal(divide(inverse(inverse(divide(X,inverse(Y)))),Y),X).
% 18 [para:9.1.2,7.1.1.1.2.2,demod:9] equal(divide(inverse(divide(X,inverse(divide(inverse(X),Y)))),Y),divide(Z,Z)).
% 21 [para:7.1.1,7.1.1.1.2.2,demod:9] equal(divide(inverse(divide(X,Y)),Z),inverse(divide(U,divide(Y,divide(inverse(U),divide(inverse(X),Z)))))).
% 28 [para:8.1.2,9.1.2,demod:9] equal(inverse(inverse(X)),multiply(divide(Y,Y),X)).
% 31 [para:9.1.2,8.1.2.2] equal(multiply(X,Y),divide(X,inverse(Y))).
% 32 [para:8.1.2,11.1.2,demod:9] equal(inverse(inverse(X)),multiply(inverse(divide(Y,Y)),X)).
% 37 [para:8.1.2,7.1.1.1,demod:32,31,11,9] equal(divide(inverse(inverse(multiply(X,Y))),Y),X).
% 60 [para:37.1.1,17.1.1.1.1.1] equal(divide(inverse(inverse(X)),Y),inverse(inverse(multiply(X,inverse(Y))))).
% 61 [para:37.1.1,8.1.2,demod:60,9] equal(multiply(divide(inverse(inverse(X)),Y),Y),X).
% 62 [para:12.1.2,61.1.1.1] equal(multiply(inverse(X),X),divide(Y,Y)).
% 64 [para:61.1.1,28.1.2] equal(inverse(inverse(inverse(inverse(X)))),X).
% 69 [para:64.1.1,31.1.2.2] equal(multiply(X,inverse(inverse(inverse(Y)))),divide(X,Y)).
% 72 [para:28.1.1,64.1.1.1.1] equal(inverse(inverse(multiply(divide(X,X),Y))),Y).
% 73 [para:64.1.1,61.1.1.1.1] equal(multiply(divide(X,Y),Y),inverse(inverse(X))).
% 75 [para:62.1.1,10.1.1.1] -equal(multiply(divide(X,X),a2),a2).
% 88 [para:64.1.1,62.1.1.1,demod:69] equal(divide(X,X),divide(Y,Y)).
% 89 [para:88.1.1,9.1.2] equal(inverse(divide(X,X)),divide(Y,Y)).
% 100 [para:9.1.2,75.1.1.1,demod:32] -equal(inverse(inverse(a2)),a2).
% 160 [para:73.1.2,64.1.1.1] equal(inverse(multiply(divide(inverse(X),Y),Y)),X).
% 161 [para:73.1.2,64.1.1.1.1] equal(inverse(inverse(multiply(divide(X,Y),Y))),X).
% 297 [para:16.1.1,160.1.1.1.1] equal(inverse(multiply(X,Y)),divide(Z,divide(X,divide(inverse(Z),Y)))).
% 313 [para:18.1.1,161.1.1.1.1.1,demod:31,72] equal(X,inverse(multiply(Y,divide(inverse(Y),X)))).
% 318 [para:17.1.1,313.1.2.1.2,demod:31] equal(X,inverse(multiply(inverse(multiply(Y,X)),Y))).
% 321 [para:313.1.2,37.1.1.1.1] equal(divide(inverse(X),divide(inverse(Y),X)),Y).
% 325 [para:88.1.1,313.1.2.1.2] equal(inverse(X),inverse(multiply(X,divide(Y,Y)))).
% 344 [para:318.1.2,37.1.1.1.1] equal(divide(inverse(X),Y),inverse(multiply(Y,X))).
% 363 [para:89.1.2,21.1.2.1.2,demod:325,31,344,297] equal(divide(multiply(inverse(X),Y),Y),inverse(X)).
% 378 [para:18.1.1,21.1.2.1.2,demod:363,344,297,313,31] equal(inverse(X),inverse(divide(X,divide(Y,Y)))).
% 399 [para:321.1.1,11.1.2,demod:378,slowcut:100] contradiction
% END OF PROOF
%
% Proof found by the following strategy:
%
% using binary resolution
% using first neg lit preferred strategy
% not using sos strategy
% using dynamic demodulation
% using ordered paramodulation
% using kb ordering for equality
% preferring bigger arities for lex ordering
% using clause demodulation
% clause length limited to 1
% clause depth limited to 8
% seconds given: 60
%
%
% ***GANDALF_FOUND_A_REFUTATION***
%
% Global statistics over all passes:
%
% given clauses: 49
% derived clauses: 2634
% kept clauses: 387
% kept size sum: 5347
% kept mid-nuclei: 0
% kept new demods: 168
% forw unit-subs: 2216
% forw double-subs: 0
% forw overdouble-subs: 0
% backward subs: 0
% fast unit cutoff: 0
% full unit cutoff: 0
% dbl unit cutoff: 0
% real runtime : 0.4
% process. runtime: 0.4
% 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/GRP/GRP452-1+eq_r.in")
%
%------------------------------------------------------------------------------