TSTP Solution File: GRP778+1 by Otter---3.3
View Problem
- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : GRP778+1 : TPTP v8.1.0. Released v4.1.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n019.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 : Wed Jul 27 12:57:48 EDT 2022
% Result : Unknown 17.41s 17.62s
% Output : None
% Verified :
% SZS Type : -
% Comments :
%------------------------------------------------------------------------------
%----No solution output by system
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.12 % Problem : GRP778+1 : TPTP v8.1.0. Released v4.1.0.
% 0.13/0.13 % Command : otter-tptp-script %s
% 0.13/0.35 % Computer : n019.cluster.edu
% 0.13/0.35 % Model : x86_64 x86_64
% 0.13/0.35 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.35 % Memory : 8042.1875MB
% 0.13/0.35 % OS : Linux 3.10.0-693.el7.x86_64
% 0.13/0.35 % CPULimit : 300
% 0.13/0.35 % WCLimit : 300
% 0.13/0.35 % DateTime : Wed Jul 27 05:25:37 EDT 2022
% 0.13/0.35 % CPUTime :
% 1.76/1.96 ----- Otter 3.3f, August 2004 -----
% 1.76/1.96 The process was started by sandbox on n019.cluster.edu,
% 1.76/1.96 Wed Jul 27 05:25:37 2022
% 1.76/1.96 The command was "./otter". The process ID is 11371.
% 1.76/1.96
% 1.76/1.96 set(prolog_style_variables).
% 1.76/1.96 set(auto).
% 1.76/1.96 dependent: set(auto1).
% 1.76/1.96 dependent: set(process_input).
% 1.76/1.96 dependent: clear(print_kept).
% 1.76/1.96 dependent: clear(print_new_demod).
% 1.76/1.96 dependent: clear(print_back_demod).
% 1.76/1.96 dependent: clear(print_back_sub).
% 1.76/1.96 dependent: set(control_memory).
% 1.76/1.96 dependent: assign(max_mem, 12000).
% 1.76/1.96 dependent: assign(pick_given_ratio, 4).
% 1.76/1.96 dependent: assign(stats_level, 1).
% 1.76/1.96 dependent: assign(max_seconds, 10800).
% 1.76/1.96 clear(print_given).
% 1.76/1.96
% 1.76/1.96 formula_list(usable).
% 1.76/1.96 all A (A=A).
% 1.76/1.96 all B A (difference(A,product(A,B))=B).
% 1.76/1.96 all B A (product(A,difference(A,B))=B).
% 1.76/1.96 all B A (quotient(product(A,B),B)=A).
% 1.76/1.96 all B A (product(quotient(A,B),B)=A).
% 1.76/1.96 all D C B A (product(product(A,B),product(C,D))=product(product(A,C),product(B,D))).
% 1.76/1.96 all A (product(A,A)=A).
% 1.76/1.96 all B A (product(product(product(A,B),B),product(B,product(B,A)))=B).
% 1.76/1.96 all X0 X1 X2 (d(X0,X1,X2)<->product(X0,X1)=product(X1,X2)).
% 1.76/1.96 all X3 X4 X5 (m(X3,X4,X5)<->product(product(X3,X4),product(X4,X5))=product(X3,X5)).
% 1.76/1.96 d(a1,b,c).
% 1.76/1.96 d(a,b1,c).
% 1.76/1.96 d(a,b,c1).
% 1.76/1.96 d(a2,b1,c1).
% 1.76/1.96 d(a1,b2,c1).
% 1.76/1.96 d(a1,b1,c2).
% 1.76/1.96 -m(b1,b,b2).
% 1.76/1.96 end_of_list.
% 1.76/1.96
% 1.76/1.96 -------> usable clausifies to:
% 1.76/1.96
% 1.76/1.96 list(usable).
% 1.76/1.96 0 [] A=A.
% 1.76/1.96 0 [] difference(A,product(A,B))=B.
% 1.76/1.96 0 [] product(A,difference(A,B))=B.
% 1.76/1.96 0 [] quotient(product(A,B),B)=A.
% 1.76/1.96 0 [] product(quotient(A,B),B)=A.
% 1.76/1.96 0 [] product(product(A,B),product(C,D))=product(product(A,C),product(B,D)).
% 1.76/1.96 0 [] product(A,A)=A.
% 1.76/1.96 0 [] product(product(product(A,B),B),product(B,product(B,A)))=B.
% 1.76/1.96 0 [] -d(X0,X1,X2)|product(X0,X1)=product(X1,X2).
% 1.76/1.96 0 [] d(X0,X1,X2)|product(X0,X1)!=product(X1,X2).
% 1.76/1.96 0 [] -m(X3,X4,X5)|product(product(X3,X4),product(X4,X5))=product(X3,X5).
% 1.76/1.96 0 [] m(X3,X4,X5)|product(product(X3,X4),product(X4,X5))!=product(X3,X5).
% 1.76/1.96 0 [] d(a1,b,c).
% 1.76/1.96 0 [] d(a,b1,c).
% 1.76/1.96 0 [] d(a,b,c1).
% 1.76/1.96 0 [] d(a2,b1,c1).
% 1.76/1.96 0 [] d(a1,b2,c1).
% 1.76/1.96 0 [] d(a1,b1,c2).
% 1.76/1.96 0 [] -m(b1,b,b2).
% 1.76/1.96 end_of_list.
% 1.76/1.96
% 1.76/1.96 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=2.
% 1.76/1.96
% 1.76/1.96 This is a Horn set with equality. The strategy will be
% 1.76/1.96 Knuth-Bendix and hyper_res, with positive clauses in
% 1.76/1.96 sos and nonpositive clauses in usable.
% 1.76/1.96
% 1.76/1.96 dependent: set(knuth_bendix).
% 1.76/1.96 dependent: set(anl_eq).
% 1.76/1.96 dependent: set(para_from).
% 1.76/1.96 dependent: set(para_into).
% 1.76/1.96 dependent: clear(para_from_right).
% 1.76/1.96 dependent: clear(para_into_right).
% 1.76/1.96 dependent: set(para_from_vars).
% 1.76/1.96 dependent: set(eq_units_both_ways).
% 1.76/1.96 dependent: set(dynamic_demod_all).
% 1.76/1.96 dependent: set(dynamic_demod).
% 1.76/1.96 dependent: set(order_eq).
% 1.76/1.96 dependent: set(back_demod).
% 1.76/1.96 dependent: set(lrpo).
% 1.76/1.96 dependent: set(hyper_res).
% 1.76/1.96 dependent: clear(order_hyper).
% 1.76/1.96
% 1.76/1.96 ------------> process usable:
% 1.76/1.96 ** KEPT (pick-wt=11): 1 [] -d(A,B,C)|product(A,B)=product(B,C).
% 1.76/1.96 ** KEPT (pick-wt=11): 2 [] d(A,B,C)|product(A,B)!=product(B,C).
% 1.76/1.96 ** KEPT (pick-wt=15): 3 [] -m(A,B,C)|product(product(A,B),product(B,C))=product(A,C).
% 1.76/1.96 ** KEPT (pick-wt=15): 4 [] m(A,B,C)|product(product(A,B),product(B,C))!=product(A,C).
% 1.76/1.96 ** KEPT (pick-wt=4): 5 [] -m(b1,b,b2).
% 1.76/1.96
% 1.76/1.96 ------------> process sos:
% 1.76/1.96 ** KEPT (pick-wt=3): 6 [] A=A.
% 1.76/1.96 ** KEPT (pick-wt=7): 7 [] difference(A,product(A,B))=B.
% 1.76/1.96 ---> New Demodulator: 8 [new_demod,7] difference(A,product(A,B))=B.
% 1.76/1.96 ** KEPT (pick-wt=7): 9 [] product(A,difference(A,B))=B.
% 1.76/1.96 ---> New Demodulator: 10 [new_demod,9] product(A,difference(A,B))=B.
% 1.76/1.96 ** KEPT (pick-wt=7): 11 [] quotient(product(A,B),B)=A.
% 1.76/1.96 ---> New Demodulator: 12 [new_demod,11] quotient(product(A,B),B)=A.
% 1.76/1.96 ** KEPT (pick-wt=7): 13 [] product(quotient(A,B),B)=A.
% 1.76/1.96 ---> New Demodulator: 14 [new_demod,13] product(quotient(A,B),B)=A.
% 1.76/1.96 ** KEPT (pick-wt=15): 15 [] product(product(A,B),product(C,D))=product(product(A,C),product(B,D)).
% 1.76/1.96 ** KEPT (pick-wt=5): 16 [] product(A,A)=A.
% 1.76/1.96 ---> New Demodulator: 17 [new_demod,16] product(A,A)=A.
% 1.76/1.96 ** KEPT (pick-wt=13): 18 [] product(product(product(A,B),B),product(B,product(B,A)))=B.
% 1.76/1.96 ---> New Demodulator: 19 [new_demod,18] product(product(product(A,B),B),product(B,product(B,A)))=B.
% 1.76/1.96 ** KEPT (pick-wt=4): 20 [] d(a1,b,c).
% 1.76/1.96 ** KEPT (pick-wt=4): 21 [] d(a,b1,c).
% 1.76/1.96 ** KEPT (pick-wt=4): 22 [] d(a,b,c1).
% 17.41/17.61 ** KEPT (pick-wt=4): 23 [] d(a2,b1,c1).
% 17.41/17.61 ** KEPT (pick-wt=4): 24 [] d(a1,b2,c1).
% 17.41/17.61 ** KEPT (pick-wt=4): 25 [] d(a1,b1,c2).
% 17.41/17.61 Following clause subsumed by 6 during input processing: 0 [copy,6,flip.1] A=A.
% 17.41/17.61 >>>> Starting back demodulation with 8.
% 17.41/17.61 >>>> Starting back demodulation with 10.
% 17.41/17.61 >>>> Starting back demodulation with 12.
% 17.41/17.61 >>>> Starting back demodulation with 14.
% 17.41/17.61 Following clause subsumed by 15 during input processing: 0 [copy,15,flip.1] product(product(A,B),product(C,D))=product(product(A,C),product(B,D)).
% 17.41/17.61 >>>> Starting back demodulation with 17.
% 17.41/17.61 >>>> Starting back demodulation with 19.
% 17.41/17.61
% 17.41/17.61 ======= end of input processing =======
% 17.41/17.61
% 17.41/17.61 =========== start of search ===========
% 17.41/17.61
% 17.41/17.61
% 17.41/17.61 Resetting weight limit to 8.
% 17.41/17.61
% 17.41/17.61
% 17.41/17.61 Resetting weight limit to 8.
% 17.41/17.61
% 17.41/17.61 sos_size=2355
% 17.41/17.61
% 17.41/17.61 Search stopped because sos empty.
% 17.41/17.61
% 17.41/17.61
% 17.41/17.61 Search stopped because sos empty.
% 17.41/17.61
% 17.41/17.61 ============ end of search ============
% 17.41/17.61
% 17.41/17.61 -------------- statistics -------------
% 17.41/17.61 clauses given 3182
% 17.41/17.61 clauses generated 6327835
% 17.41/17.61 clauses kept 3292
% 17.41/17.61 clauses forward subsumed 7528
% 17.41/17.61 clauses back subsumed 109
% 17.41/17.61 Kbytes malloced 6835
% 17.41/17.61
% 17.41/17.61 ----------- times (seconds) -----------
% 17.41/17.61 user CPU time 15.65 (0 hr, 0 min, 15 sec)
% 17.41/17.61 system CPU time 0.01 (0 hr, 0 min, 0 sec)
% 17.41/17.61 wall-clock time 17 (0 hr, 0 min, 17 sec)
% 17.41/17.61
% 17.41/17.61 Process 11371 finished Wed Jul 27 05:25:54 2022
% 17.41/17.61 Otter interrupted
% 17.41/17.61 PROOF NOT FOUND
%------------------------------------------------------------------------------