TSTP Solution File: KLE141+1 by Otter---3.3
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- Process Solution
%------------------------------------------------------------------------------
% File : Otter---3.3
% Problem : KLE141+1 : TPTP v8.1.0. Released v4.0.0.
% Transfm : none
% Format : tptp:raw
% Command : otter-tptp-script %s
% Computer : n013.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 13:00:49 EDT 2022
% Result : Theorem 2.11s 2.26s
% Output : Refutation 2.11s
% Verified :
% SZS Type : Refutation
% Derivation depth : 9
% Number of leaves : 9
% Syntax : Number of clauses : 20 ( 14 unt; 0 nHn; 8 RR)
% Number of literals : 26 ( 14 equ; 7 neg)
% Maximal clause size : 2 ( 1 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 3 ( 1 usr; 1 prp; 0-2 aty)
% Number of functors : 5 ( 5 usr; 2 con; 0-2 aty)
% Number of variables : 32 ( 6 sgn)
% Comments :
%------------------------------------------------------------------------------
cnf(3,axiom,
( ~ le_q(A,addition(multiplication(B,A),C))
| le_q(A,multiplication(strong_iteration(B),C)) ),
file('KLE141+1.p',unknown),
[] ).
cnf(4,axiom,
( ~ le_q(A,B)
| addition(A,B) = B ),
file('KLE141+1.p',unknown),
[] ).
cnf(5,axiom,
( le_q(A,B)
| addition(A,B) != B ),
file('KLE141+1.p',unknown),
[] ).
cnf(6,axiom,
multiplication(strong_iteration(one),dollar_c1) != strong_iteration(one),
file('KLE141+1.p',unknown),
[] ).
cnf(8,axiom,
addition(A,B) = addition(B,A),
file('KLE141+1.p',unknown),
[] ).
cnf(9,axiom,
addition(A,addition(B,C)) = addition(addition(A,B),C),
file('KLE141+1.p',unknown),
[] ).
cnf(10,plain,
addition(addition(A,B),C) = addition(A,addition(B,C)),
inference(flip,[status(thm),theory(equality)],[inference(copy,[status(thm)],[9])]),
[iquote('copy,9,flip.1')] ).
cnf(14,axiom,
addition(A,A) = A,
file('KLE141+1.p',unknown),
[] ).
cnf(19,axiom,
multiplication(A,one) = A,
file('KLE141+1.p',unknown),
[] ).
cnf(21,axiom,
multiplication(one,A) = A,
file('KLE141+1.p',unknown),
[] ).
cnf(52,plain,
( addition(A,B) = A
| ~ le_q(B,A) ),
inference(flip,[status(thm),theory(equality)],[inference(para_into,[status(thm),theory(equality)],[8,4])]),
[iquote('para_into,8.1.1,4.2.1,flip.1')] ).
cnf(62,plain,
( ~ le_q(A,addition(A,B))
| le_q(A,multiplication(strong_iteration(one),B)) ),
inference(para_from,[status(thm),theory(equality)],[21,3]),
[iquote('para_from,21.1.1,3.1.2.1')] ).
cnf(70,plain,
addition(A,addition(A,B)) = addition(A,B),
inference(flip,[status(thm),theory(equality)],[inference(para_into,[status(thm),theory(equality)],[10,14])]),
[iquote('para_into,10.1.1.1,14.1.1,flip.1')] ).
cnf(602,plain,
le_q(A,addition(A,B)),
inference(hyper,[status(thm)],[70,5]),
[iquote('hyper,70,5')] ).
cnf(881,plain,
le_q(A,multiplication(strong_iteration(one),B)),
inference(hyper,[status(thm)],[62,602]),
[iquote('hyper,62,602')] ).
cnf(887,plain,
le_q(A,strong_iteration(one)),
inference(para_into,[status(thm),theory(equality)],[881,19]),
[iquote('para_into,881.1.2,19.1.1')] ).
cnf(888,plain,
addition(strong_iteration(one),A) = strong_iteration(one),
inference(hyper,[status(thm)],[887,52]),
[iquote('hyper,887,52')] ).
cnf(1007,plain,
( A = strong_iteration(one)
| ~ le_q(strong_iteration(one),A) ),
inference(para_into,[status(thm),theory(equality)],[888,4]),
[iquote('para_into,888.1.1,4.2.1')] ).
cnf(1654,plain,
multiplication(strong_iteration(one),A) = strong_iteration(one),
inference(hyper,[status(thm)],[1007,881]),
[iquote('hyper,1007,881')] ).
cnf(1656,plain,
$false,
inference(binary,[status(thm)],[1654,6]),
[iquote('binary,1654.1,6.1')] ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.11 % Problem : KLE141+1 : TPTP v8.1.0. Released v4.0.0.
% 0.07/0.12 % Command : otter-tptp-script %s
% 0.12/0.33 % Computer : n013.cluster.edu
% 0.12/0.33 % Model : x86_64 x86_64
% 0.12/0.33 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33 % Memory : 8042.1875MB
% 0.12/0.33 % OS : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33 % CPULimit : 300
% 0.12/0.33 % WCLimit : 300
% 0.12/0.33 % DateTime : Wed Jul 27 06:27:30 EDT 2022
% 0.12/0.33 % CPUTime :
% 1.94/2.11 ----- Otter 3.3f, August 2004 -----
% 1.94/2.11 The process was started by sandbox on n013.cluster.edu,
% 1.94/2.11 Wed Jul 27 06:27:30 2022
% 1.94/2.11 The command was "./otter". The process ID is 29743.
% 1.94/2.11
% 1.94/2.11 set(prolog_style_variables).
% 1.94/2.11 set(auto).
% 1.94/2.11 dependent: set(auto1).
% 1.94/2.11 dependent: set(process_input).
% 1.94/2.11 dependent: clear(print_kept).
% 1.94/2.11 dependent: clear(print_new_demod).
% 1.94/2.11 dependent: clear(print_back_demod).
% 1.94/2.11 dependent: clear(print_back_sub).
% 1.94/2.11 dependent: set(control_memory).
% 1.94/2.11 dependent: assign(max_mem, 12000).
% 1.94/2.11 dependent: assign(pick_given_ratio, 4).
% 1.94/2.11 dependent: assign(stats_level, 1).
% 1.94/2.11 dependent: assign(max_seconds, 10800).
% 1.94/2.11 clear(print_given).
% 1.94/2.11
% 1.94/2.11 formula_list(usable).
% 1.94/2.11 all A (A=A).
% 1.94/2.11 all A B (addition(A,B)=addition(B,A)).
% 1.94/2.11 all C B A (addition(A,addition(B,C))=addition(addition(A,B),C)).
% 1.94/2.11 all A (addition(A,zero)=A).
% 1.94/2.11 all A (addition(A,A)=A).
% 1.94/2.11 all A B C (multiplication(A,multiplication(B,C))=multiplication(multiplication(A,B),C)).
% 1.94/2.11 all A (multiplication(A,one)=A).
% 1.94/2.11 all A (multiplication(one,A)=A).
% 1.94/2.11 all A B C (multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C))).
% 1.94/2.11 all A B C (multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C))).
% 1.94/2.11 all A (multiplication(zero,A)=zero).
% 1.94/2.11 all A (addition(one,multiplication(A,star(A)))=star(A)).
% 1.94/2.11 all A (addition(one,multiplication(star(A),A))=star(A)).
% 1.94/2.11 all A B C (le_q(addition(multiplication(A,C),B),C)->le_q(multiplication(star(A),B),C)).
% 1.94/2.11 all A B C (le_q(addition(multiplication(C,A),B),C)->le_q(multiplication(B,star(A)),C)).
% 1.94/2.11 all A (strong_iteration(A)=addition(multiplication(A,strong_iteration(A)),one)).
% 1.94/2.11 all A B C (le_q(C,addition(multiplication(A,C),B))->le_q(C,multiplication(strong_iteration(A),B))).
% 1.94/2.11 all A (strong_iteration(A)=addition(star(A),multiplication(strong_iteration(A),zero))).
% 1.94/2.11 all A B (le_q(A,B)<->addition(A,B)=B).
% 1.94/2.11 -(all X0 (multiplication(strong_iteration(one),X0)=strong_iteration(one))).
% 1.94/2.11 end_of_list.
% 1.94/2.11
% 1.94/2.11 -------> usable clausifies to:
% 1.94/2.11
% 1.94/2.11 list(usable).
% 1.94/2.11 0 [] A=A.
% 1.94/2.11 0 [] addition(A,B)=addition(B,A).
% 1.94/2.11 0 [] addition(A,addition(B,C))=addition(addition(A,B),C).
% 1.94/2.11 0 [] addition(A,zero)=A.
% 1.94/2.11 0 [] addition(A,A)=A.
% 1.94/2.11 0 [] multiplication(A,multiplication(B,C))=multiplication(multiplication(A,B),C).
% 1.94/2.11 0 [] multiplication(A,one)=A.
% 1.94/2.11 0 [] multiplication(one,A)=A.
% 1.94/2.11 0 [] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 1.94/2.11 0 [] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 1.94/2.11 0 [] multiplication(zero,A)=zero.
% 1.94/2.11 0 [] addition(one,multiplication(A,star(A)))=star(A).
% 1.94/2.11 0 [] addition(one,multiplication(star(A),A))=star(A).
% 1.94/2.11 0 [] -le_q(addition(multiplication(A,C),B),C)|le_q(multiplication(star(A),B),C).
% 1.94/2.11 0 [] -le_q(addition(multiplication(C,A),B),C)|le_q(multiplication(B,star(A)),C).
% 1.94/2.11 0 [] strong_iteration(A)=addition(multiplication(A,strong_iteration(A)),one).
% 1.94/2.11 0 [] -le_q(C,addition(multiplication(A,C),B))|le_q(C,multiplication(strong_iteration(A),B)).
% 1.94/2.11 0 [] strong_iteration(A)=addition(star(A),multiplication(strong_iteration(A),zero)).
% 1.94/2.11 0 [] -le_q(A,B)|addition(A,B)=B.
% 1.94/2.11 0 [] le_q(A,B)|addition(A,B)!=B.
% 1.94/2.11 0 [] multiplication(strong_iteration(one),$c1)!=strong_iteration(one).
% 1.94/2.11 end_of_list.
% 1.94/2.11
% 1.94/2.11 SCAN INPUT: prop=0, horn=1, equality=1, symmetry=0, max_lits=2.
% 1.94/2.11
% 1.94/2.11 This is a Horn set with equality. The strategy will be
% 1.94/2.11 Knuth-Bendix and hyper_res, with positive clauses in
% 1.94/2.11 sos and nonpositive clauses in usable.
% 1.94/2.11
% 1.94/2.11 dependent: set(knuth_bendix).
% 1.94/2.11 dependent: set(anl_eq).
% 1.94/2.11 dependent: set(para_from).
% 1.94/2.11 dependent: set(para_into).
% 1.94/2.11 dependent: clear(para_from_right).
% 1.94/2.11 dependent: clear(para_into_right).
% 1.94/2.11 dependent: set(para_from_vars).
% 1.94/2.11 dependent: set(eq_units_both_ways).
% 1.94/2.11 dependent: set(dynamic_demod_all).
% 1.94/2.11 dependent: set(dynamic_demod).
% 1.94/2.11 dependent: set(order_eq).
% 1.94/2.11 dependent: set(back_demod).
% 1.94/2.11 dependent: set(lrpo).
% 1.94/2.11 dependent: set(hyper_res).
% 1.94/2.11 dependent: clear(order_hyper).
% 1.94/2.11
% 1.94/2.11 ------------> process usable:
% 1.94/2.11 ** KEPT (pick-wt=13): 1 [] -le_q(addition(multiplication(A,B),C),B)|le_q(multiplication(star(A),C),B).
% 1.94/2.11 ** KEPT (pick-wt=13): 2 [] -le_q(addition(multiplication(A,B),C),A)|le_q(multiplication(C,star(B)),A).
% 1.94/2.11 ** KEPT (pick-wt=13): 3 [] -le_q(A,addition(multiplication(B,A),C))|le_q(A,multiplication(strong_iteration(B),C)).
% 2.11/2.26 ** KEPT (pick-wt=8): 4 [] -le_q(A,B)|addition(A,B)=B.
% 2.11/2.26 ** KEPT (pick-wt=8): 5 [] le_q(A,B)|addition(A,B)!=B.
% 2.11/2.26 ** KEPT (pick-wt=7): 6 [] multiplication(strong_iteration(one),$c1)!=strong_iteration(one).
% 2.11/2.26
% 2.11/2.26 ------------> process sos:
% 2.11/2.26 ** KEPT (pick-wt=3): 7 [] A=A.
% 2.11/2.26 ** KEPT (pick-wt=7): 8 [] addition(A,B)=addition(B,A).
% 2.11/2.26 ** KEPT (pick-wt=11): 10 [copy,9,flip.1] addition(addition(A,B),C)=addition(A,addition(B,C)).
% 2.11/2.26 ---> New Demodulator: 11 [new_demod,10] addition(addition(A,B),C)=addition(A,addition(B,C)).
% 2.11/2.26 ** KEPT (pick-wt=5): 12 [] addition(A,zero)=A.
% 2.11/2.26 ---> New Demodulator: 13 [new_demod,12] addition(A,zero)=A.
% 2.11/2.26 ** KEPT (pick-wt=5): 14 [] addition(A,A)=A.
% 2.11/2.26 ---> New Demodulator: 15 [new_demod,14] addition(A,A)=A.
% 2.11/2.26 ** KEPT (pick-wt=11): 17 [copy,16,flip.1] multiplication(multiplication(A,B),C)=multiplication(A,multiplication(B,C)).
% 2.11/2.26 ---> New Demodulator: 18 [new_demod,17] multiplication(multiplication(A,B),C)=multiplication(A,multiplication(B,C)).
% 2.11/2.26 ** KEPT (pick-wt=5): 19 [] multiplication(A,one)=A.
% 2.11/2.26 ---> New Demodulator: 20 [new_demod,19] multiplication(A,one)=A.
% 2.11/2.26 ** KEPT (pick-wt=5): 21 [] multiplication(one,A)=A.
% 2.11/2.26 ---> New Demodulator: 22 [new_demod,21] multiplication(one,A)=A.
% 2.11/2.26 ** KEPT (pick-wt=13): 23 [] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 2.11/2.26 ---> New Demodulator: 24 [new_demod,23] multiplication(A,addition(B,C))=addition(multiplication(A,B),multiplication(A,C)).
% 2.11/2.26 ** KEPT (pick-wt=13): 25 [] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 2.11/2.26 ---> New Demodulator: 26 [new_demod,25] multiplication(addition(A,B),C)=addition(multiplication(A,C),multiplication(B,C)).
% 2.11/2.26 ** KEPT (pick-wt=5): 27 [] multiplication(zero,A)=zero.
% 2.11/2.26 ---> New Demodulator: 28 [new_demod,27] multiplication(zero,A)=zero.
% 2.11/2.26 ** KEPT (pick-wt=9): 29 [] addition(one,multiplication(A,star(A)))=star(A).
% 2.11/2.26 ---> New Demodulator: 30 [new_demod,29] addition(one,multiplication(A,star(A)))=star(A).
% 2.11/2.26 ** KEPT (pick-wt=9): 31 [] addition(one,multiplication(star(A),A))=star(A).
% 2.11/2.26 ---> New Demodulator: 32 [new_demod,31] addition(one,multiplication(star(A),A))=star(A).
% 2.11/2.26 ** KEPT (pick-wt=9): 34 [copy,33,flip.1] addition(multiplication(A,strong_iteration(A)),one)=strong_iteration(A).
% 2.11/2.26 ---> New Demodulator: 35 [new_demod,34] addition(multiplication(A,strong_iteration(A)),one)=strong_iteration(A).
% 2.11/2.26 ** KEPT (pick-wt=10): 37 [copy,36,flip.1] addition(star(A),multiplication(strong_iteration(A),zero))=strong_iteration(A).
% 2.11/2.26 ---> New Demodulator: 38 [new_demod,37] addition(star(A),multiplication(strong_iteration(A),zero))=strong_iteration(A).
% 2.11/2.26 Following clause subsumed by 7 during input processing: 0 [copy,7,flip.1] A=A.
% 2.11/2.26 Following clause subsumed by 8 during input processing: 0 [copy,8,flip.1] addition(A,B)=addition(B,A).
% 2.11/2.26 >>>> Starting back demodulation with 11.
% 2.11/2.26 >>>> Starting back demodulation with 13.
% 2.11/2.26 >>>> Starting back demodulation with 15.
% 2.11/2.26 >>>> Starting back demodulation with 18.
% 2.11/2.26 >>>> Starting back demodulation with 20.
% 2.11/2.26 >>>> Starting back demodulation with 22.
% 2.11/2.26 >>>> Starting back demodulation with 24.
% 2.11/2.26 >>>> Starting back demodulation with 26.
% 2.11/2.26 >>>> Starting back demodulation with 28.
% 2.11/2.26 >>>> Starting back demodulation with 30.
% 2.11/2.26 >>>> Starting back demodulation with 32.
% 2.11/2.26 >>>> Starting back demodulation with 35.
% 2.11/2.26 >>>> Starting back demodulation with 38.
% 2.11/2.26
% 2.11/2.26 ======= end of input processing =======
% 2.11/2.26
% 2.11/2.26 =========== start of search ===========
% 2.11/2.26
% 2.11/2.26 -------- PROOF --------
% 2.11/2.26
% 2.11/2.26 ----> UNIT CONFLICT at 0.15 sec ----> 1656 [binary,1654.1,6.1] $F.
% 2.11/2.26
% 2.11/2.26 Length of proof is 10. Level of proof is 8.
% 2.11/2.26
% 2.11/2.26 ---------------- PROOF ----------------
% 2.11/2.26 % SZS status Theorem
% 2.11/2.26 % SZS output start Refutation
% See solution above
% 2.11/2.26 ------------ end of proof -------------
% 2.11/2.26
% 2.11/2.26
% 2.11/2.26 Search stopped by max_proofs option.
% 2.11/2.26
% 2.11/2.26
% 2.11/2.26 Search stopped by max_proofs option.
% 2.11/2.26
% 2.11/2.26 ============ end of search ============
% 2.11/2.26
% 2.11/2.26 -------------- statistics -------------
% 2.11/2.26 clauses given 173
% 2.11/2.26 clauses generated 6737
% 2.11/2.26 clauses kept 1498
% 2.11/2.26 clauses forward subsumed 5189
% 2.11/2.26 clauses back subsumed 346
% 2.11/2.26 Kbytes malloced 3906
% 2.11/2.26
% 2.11/2.26 ----------- times (seconds) -----------
% 2.11/2.26 user CPU time 0.15 (0 hr, 0 min, 0 sec)
% 2.11/2.26 system CPU time 0.00 (0 hr, 0 min, 0 sec)
% 2.11/2.26 wall-clock time 2 (0 hr, 0 min, 2 sec)
% 2.11/2.26
% 2.11/2.26 That finishes the proof of the theorem.
% 2.11/2.26
% 2.11/2.26 Process 29743 finished Wed Jul 27 06:27:32 2022
% 2.11/2.26 Otter interrupted
% 2.11/2.26 PROOF FOUND
%------------------------------------------------------------------------------