0.00/0.10 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.08/0.10 % Command : tptp2X_and_run_prover9 %d %s 0.09/0.30 % Computer : n028.cluster.edu 0.09/0.30 % Model : x86_64 x86_64 0.09/0.30 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz 0.09/0.30 % Memory : 8042.1875MB 0.09/0.30 % OS : Linux 3.10.0-693.el7.x86_64 0.09/0.30 % CPULimit : 1440 0.09/0.30 % WCLimit : 180 0.09/0.30 % DateTime : Mon Jul 3 08:12:43 EDT 2023 0.09/0.30 % CPUTime : 0.68/0.99 ============================== Prover9 =============================== 0.68/0.99 Prover9 (32) version 2009-11A, November 2009. 0.68/0.99 Process 17098 was started by sandbox2 on n028.cluster.edu, 0.68/0.99 Mon Jul 3 08:12:44 2023 0.68/0.99 The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 1440 -f /tmp/Prover9_16945_n028.cluster.edu". 0.68/0.99 ============================== end of head =========================== 0.68/0.99 0.68/0.99 ============================== INPUT ================================= 0.68/0.99 0.68/0.99 % Reading from file /tmp/Prover9_16945_n028.cluster.edu 0.68/0.99 0.68/0.99 set(prolog_style_variables). 0.68/0.99 set(auto2). 0.68/0.99 % set(auto2) -> set(auto). 0.68/0.99 % set(auto) -> set(auto_inference). 0.68/0.99 % set(auto) -> set(auto_setup). 0.68/0.99 % set(auto_setup) -> set(predicate_elim). 0.68/0.99 % set(auto_setup) -> assign(eq_defs, unfold). 0.68/0.99 % set(auto) -> set(auto_limits). 0.68/0.99 % set(auto_limits) -> assign(max_weight, "100.000"). 0.68/0.99 % set(auto_limits) -> assign(sos_limit, 20000). 0.68/0.99 % set(auto) -> set(auto_denials). 0.68/0.99 % set(auto) -> set(auto_process). 0.68/0.99 % set(auto2) -> assign(new_constants, 1). 0.68/0.99 % set(auto2) -> assign(fold_denial_max, 3). 0.68/0.99 % set(auto2) -> assign(max_weight, "200.000"). 0.68/0.99 % set(auto2) -> assign(max_hours, 1). 0.68/0.99 % assign(max_hours, 1) -> assign(max_seconds, 3600). 0.68/0.99 % set(auto2) -> assign(max_seconds, 0). 0.68/0.99 % set(auto2) -> assign(max_minutes, 5). 0.68/0.99 % assign(max_minutes, 5) -> assign(max_seconds, 300). 0.68/0.99 % set(auto2) -> set(sort_initial_sos). 0.68/0.99 % set(auto2) -> assign(sos_limit, -1). 0.68/0.99 % set(auto2) -> assign(lrs_ticks, 3000). 0.68/0.99 % set(auto2) -> assign(max_megs, 400). 0.68/0.99 % set(auto2) -> assign(stats, some). 0.68/0.99 % set(auto2) -> clear(echo_input). 0.68/0.99 % set(auto2) -> set(quiet). 0.68/0.99 % set(auto2) -> clear(print_initial_clauses). 0.68/0.99 % set(auto2) -> clear(print_given). 0.68/0.99 assign(lrs_ticks,-1). 0.68/0.99 assign(sos_limit,10000). 0.68/0.99 assign(order,kbo). 0.68/0.99 set(lex_order_vars). 0.68/0.99 clear(print_given). 0.68/0.99 0.68/0.99 % formulas(sos). % not echoed (19 formulas) 0.68/0.99 0.68/0.99 ============================== end of input ========================== 0.68/0.99 0.68/0.99 % From the command line: assign(max_seconds, 1440). 0.68/0.99 0.68/0.99 ============================== PROCESS NON-CLAUSAL FORMULAS ========== 0.68/0.99 0.68/0.99 % Formulas that are not ordinary clauses: 0.68/0.99 1 (all A all B all C addition(multiplication(A,C),multiplication(B,C)) = multiplication(addition(A,B),C)) # label(distributivity2) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 2 (all A addition(one,multiplication(star(A),A)) = star(A)) # label(star_unfold2) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 3 (all A all B addition(B,A) = addition(A,B)) # label(additive_commutativity) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 4 (all A multiplication(zero,A) = zero) # label(left_annihilation) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 5 (all A all B all C addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C))) # label(distributivity1) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 6 (all A all B all C multiplication(A,multiplication(B,C)) = multiplication(multiplication(A,B),C)) # label(multiplicative_associativity) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 7 (all C all B all A addition(A,addition(B,C)) = addition(addition(A,B),C)) # label(additive_associativity) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 8 (all A strong_iteration(A) = addition(multiplication(A,strong_iteration(A)),one)) # label(infty_unfold1) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 9 (all A all B all C (leq(addition(multiplication(C,A),B),C) -> leq(multiplication(B,star(A)),C))) # label(star_induction2) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 10 (all A star(A) = addition(one,multiplication(A,star(A)))) # label(star_unfold1) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 11 (all A all B (leq(A,B) <-> B = addition(A,B))) # label(order) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 12 (all A A = multiplication(one,A)) # label(multiplicative_left_identity) # label(axiom) # label(non_clause). [assumption]. 0.68/0.99 13 (all A strong_iteration(A) = addition(star(A),multiplication(strong_iteration(A),zero))) # label(isolation) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 14 (all A addition(A,zero) = A) # label(additive_identity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 15 (all A all B all C (leq(C,addition(multiplication(A,C),B)) -> leq(C,multiplication(strong_iteration(A),B)))) # label(infty_coinduction) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 16 (all A A = multiplication(A,one)) # label(multiplicative_right_identity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 17 (all A addition(A,A) = A) # label(idempotence) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 18 (all A all B all C (leq(addition(multiplication(A,C),B),C) -> leq(multiplication(star(A),B),C))) # label(star_induction1) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 19 -(all X0 multiplication(strong_iteration(X0),strong_iteration(X0)) = strong_iteration(X0)) # label(goals) # label(negated_conjecture) # label(non_clause). [assumption]. 31.64/32.00 31.64/32.00 ============================== end of process non-clausal formulas === 31.64/32.00 31.64/32.00 ============================== PROCESS INITIAL CLAUSES =============== 31.64/32.00 31.64/32.00 ============================== PREDICATE ELIMINATION ================= 31.64/32.00 31.64/32.00 ============================== end predicate elimination ============= 31.64/32.00 31.64/32.00 Auto_denials: 31.64/32.00 % copying label goals to answer in negative clause 31.64/32.00 31.64/32.00 Term ordering decisions: 31.64/32.00 Function symbol KB weights: one=1. zero=1. c1=1. multiplication=1. addition=1. star=1. strong_iteration=1. 31.64/32.00 31.64/32.00 ============================== end of process initial clauses ======== 31.64/32.00 31.64/32.00 ============================== CLAUSES FOR SEARCH ==================== 31.64/32.00 31.64/32.00 ============================== end of clauses for search ============= 31.64/32.00 31.64/32.00 ============================== SEARCH ================================ 31.64/32.00 31.64/32.00 % Starting search at 0.01 seconds. 31.64/32.00 31.64/32.00 Low Water (keep): wt=41.000, iters=3388 31.64/32.00 31.64/32.00 Low Water (keep): wt=36.000, iters=3380 31.64/32.00 31.64/32.00 Low Water (keep): wt=35.000, iters=3346 31.64/32.00 31.64/32.00 Low Water (keep): wt=34.000, iters=3372 31.64/32.00 31.64/32.00 Low Water (keep): wt=33.000, iters=3355 31.64/32.00 31.64/32.00 Low Water (keep): wt=31.000, iters=3340 31.64/32.00 31.64/32.00 Low Water (keep): wt=28.000, iters=3391 31.64/32.00 31.64/32.00 Low Water (keep): wt=27.000, iters=3348 31.64/32.00 31.64/32.00 Low Water (keep): wt=25.000, iters=3378 31.64/32.00 31.64/32.00 Low Water (keep): wt=23.000, iters=3341 31.64/32.00 31.64/32.00 Low Water (keep): wt=22.000, iters=3394 31.64/32.00 31.64/32.00 Low Water (keep): wt=21.000, iters=3361 31.64/32.00 31.64/32.00 Low Water (keep): wt=20.000, iters=3338 31.64/32.00 31.64/32.00 Low Water (keep): wt=19.000, iters=3345 31.64/32.00 31.64/32.00 Low Water (displace): id=5894, wt=72.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6241, wt=71.000 31.64/32.00 31.64/32.00 Low Water (displace): id=5982, wt=56.000 31.64/32.00 31.64/32.00 Low Water (displace): id=3763, wt=54.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6663, wt=53.000 31.64/32.00 31.64/32.00 Low Water (displace): id=3813, wt=52.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6701, wt=50.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6854, wt=49.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6826, wt=47.000 31.64/32.00 31.64/32.00 Low Water (displace): id=3824, wt=46.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6700, wt=44.000 31.64/32.00 31.64/32.00 Low Water (displace): id=6477, wt=43.000 31.64/32.00 31.64/32.00 Low Water (displace): id=13192, wt=18.000 31.64/32.00 31.64/32.00 Low Water (displace): id=13214, wt=17.000 31.64/32.00 31.64/32.00 Low Water (displace): id=13324, wt=15.000 31.64/32.00 31.64/32.00 Low Water (keep): wt=18.000, iters=3333 31.64/32.00 31.64/32.00 Low Water (displace): id=14122, wt=14.000 31.64/32.00 31.64/32.00 Low Water (displace): id=14127, wt=13.000 31.64/32.00 31.64/32.00 Low Water (displace): id=14131, wt=12.000 31.64/32.00 31.64/32.00 Low Water (displace): id=14165, wt=11.000 31.64/32.00 31.64/32.00 Low Water (keep): wt=17.000, iters=3348 31.64/32.00 31.64/32.00 Low Water (keep): wt=16.000, iters=3340 31.64/32.00 31.64/32.00 Low Water (keep): wt=15.000, iters=3333 31.64/32.00 31.64/32.00 Low Water (keep): wt=14.000, iters=3349 31.64/32.00 31.64/32.00 ============================== PROOF ================================= 31.64/32.00 % SZS status Theorem 31.64/32.00 % SZS output start Refutation 31.64/32.00 31.64/32.00 % Proof 1 at 30.00 (+ 0.95) seconds: goals. 31.64/32.00 % Length of proof is 85. 31.64/32.00 % Level of proof is 16. 31.64/32.00 % Maximum clause weight is 23.000. 31.64/32.00 % Given clauses 5003. 31.64/32.00 31.64/32.00 1 (all A all B all C addition(multiplication(A,C),multiplication(B,C)) = multiplication(addition(A,B),C)) # label(distributivity2) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 2 (all A addition(one,multiplication(star(A),A)) = star(A)) # label(star_unfold2) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 3 (all A all B addition(B,A) = addition(A,B)) # label(additive_commutativity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 4 (all A multiplication(zero,A) = zero) # label(left_annihilation) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 5 (all A all B all C addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C))) # label(distributivity1) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 6 (all A all B all C multiplication(A,multiplication(B,C)) = multiplication(multiplication(A,B),C)) # label(multiplicative_associativity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 7 (all C all B all A addition(A,addition(B,C)) = addition(addition(A,B),C)) # label(additive_associativity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 8 (all A strong_iteration(A) = addition(multiplication(A,strong_iteration(A)),one)) # label(infty_unfold1) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 10 (all A star(A) = addition(one,multiplication(A,star(A)))) # label(star_unfold1) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 11 (all A all B (leq(A,B) <-> B = addition(A,B))) # label(order) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 12 (all A A = multiplication(one,A)) # label(multiplicative_left_identity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 13 (all A strong_iteration(A) = addition(star(A),multiplication(strong_iteration(A),zero))) # label(isolation) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 14 (all A addition(A,zero) = A) # label(additive_identity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 16 (all A A = multiplication(A,one)) # label(multiplicative_right_identity) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 17 (all A addition(A,A) = A) # label(idempotence) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 18 (all A all B all C (leq(addition(multiplication(A,C),B),C) -> leq(multiplication(star(A),B),C))) # label(star_induction1) # label(axiom) # label(non_clause). [assumption]. 31.64/32.00 19 -(all X0 multiplication(strong_iteration(X0),strong_iteration(X0)) = strong_iteration(X0)) # label(goals) # label(negated_conjecture) # label(non_clause). [assumption]. 31.64/32.00 20 multiplication(zero,A) = zero # label(left_annihilation) # label(axiom). [clausify(4)]. 31.64/32.00 21 multiplication(one,A) = A # label(multiplicative_left_identity) # label(axiom). [clausify(12)]. 31.64/32.00 22 addition(A,zero) = A # label(additive_identity) # label(axiom). [clausify(14)]. 31.64/32.00 23 multiplication(A,one) = A # label(multiplicative_right_identity) # label(axiom). [clausify(16)]. 31.64/32.00 24 addition(A,A) = A # label(idempotence) # label(axiom). [clausify(17)]. 31.64/32.00 25 addition(A,B) = addition(B,A) # label(additive_commutativity) # label(axiom). [clausify(3)]. 31.64/32.00 26 star(A) = addition(one,multiplication(star(A),A)) # label(star_unfold2) # label(axiom). [clausify(2)]. 31.64/32.00 27 addition(one,multiplication(star(A),A)) = star(A). [copy(26),flip(a)]. 31.64/32.00 28 strong_iteration(A) = addition(multiplication(A,strong_iteration(A)),one) # label(infty_unfold1) # label(axiom). [clausify(8)]. 31.64/32.00 29 addition(one,multiplication(A,strong_iteration(A))) = strong_iteration(A). [copy(28),rewrite([25(5)]),flip(a)]. 31.64/32.00 30 star(A) = addition(one,multiplication(A,star(A))) # label(star_unfold1) # label(axiom). [clausify(10)]. 31.64/32.00 31 addition(one,multiplication(A,star(A))) = star(A). [copy(30),flip(a)]. 31.64/32.00 32 strong_iteration(A) = addition(star(A),multiplication(strong_iteration(A),zero)) # label(isolation) # label(axiom). [clausify(13)]. 31.64/32.00 33 addition(star(A),multiplication(strong_iteration(A),zero)) = strong_iteration(A). [copy(32),flip(a)]. 31.64/32.00 34 multiplication(multiplication(A,B),C) = multiplication(A,multiplication(B,C)) # label(multiplicative_associativity) # label(axiom). [clausify(6)]. 31.64/32.00 35 addition(addition(A,B),C) = addition(A,addition(B,C)) # label(additive_associativity) # label(axiom). [clausify(7)]. 31.64/32.00 36 addition(A,addition(B,C)) = addition(C,addition(A,B)). [copy(35),rewrite([25(2)]),flip(a)]. 31.64/32.00 37 addition(multiplication(A,B),multiplication(C,B)) = multiplication(addition(A,C),B) # label(distributivity2) # label(axiom). [clausify(1)]. 31.64/32.00 38 addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C)) # label(distributivity1) # label(axiom). [clausify(5)]. 31.64/32.00 39 strong_iteration(c1) != multiplication(strong_iteration(c1),strong_iteration(c1)) # label(goals) # label(negated_conjecture) # answer(goals). [clausify(19)]. 31.64/32.00 40 multiplication(strong_iteration(c1),strong_iteration(c1)) != strong_iteration(c1) # answer(goals). [copy(39),flip(a)]. 31.64/32.00 41 -leq(A,B) | addition(A,B) = B # label(order) # label(axiom). [clausify(11)]. 31.64/32.00 42 leq(A,B) | addition(A,B) != B # label(order) # label(axiom). [clausify(11)]. 31.64/32.00 47 -leq(addition(multiplication(A,B),C),B) | leq(multiplication(star(A),C),B) # label(star_induction1) # label(axiom). [clausify(18)]. 31.64/32.00 48 -leq(addition(A,multiplication(B,C)),C) | leq(multiplication(star(B),A),C). [copy(47),rewrite([25(2)])]. 31.64/32.00 53 addition(one,multiplication(A,multiplication(B,strong_iteration(multiplication(A,B))))) = strong_iteration(multiplication(A,B)). [para(34(a,1),29(a,1,2))]. 31.64/32.00 54 addition(one,multiplication(A,multiplication(B,star(multiplication(A,B))))) = star(multiplication(A,B)). [para(34(a,1),31(a,1,2))]. 31.64/32.00 55 addition(A,addition(A,B)) = addition(A,B). [para(36(a,1),24(a,1)),rewrite([25(1),25(2),36(2,R),24(1),25(3)])]. 31.64/32.00 58 addition(A,multiplication(star(B),multiplication(B,A))) = multiplication(star(B),A). [para(27(a,1),37(a,2,1)),rewrite([21(2),34(3)])]. 31.64/32.00 59 addition(A,multiplication(B,multiplication(strong_iteration(B),A))) = multiplication(strong_iteration(B),A). [para(29(a,1),37(a,2,1)),rewrite([21(2),34(3)])]. 31.64/32.00 60 addition(A,multiplication(B,multiplication(star(B),A))) = multiplication(star(B),A). [para(31(a,1),37(a,2,1)),rewrite([21(2),34(3)])]. 31.64/32.00 62 addition(multiplication(A,multiplication(B,C)),multiplication(D,C)) = multiplication(addition(D,multiplication(A,B)),C). [para(34(a,1),37(a,1,1)),rewrite([25(6)])]. 31.64/32.00 63 addition(multiplication(A,B),multiplication(C,multiplication(D,B))) = multiplication(addition(A,multiplication(C,D)),B). [para(34(a,1),37(a,1,2))]. 31.64/32.00 64 addition(A,multiplication(A,B)) = multiplication(A,addition(B,one)). [para(23(a,1),38(a,1,1)),rewrite([25(4)])]. 31.64/32.00 66 addition(A,multiplication(A,multiplication(B,strong_iteration(B)))) = multiplication(A,strong_iteration(B)). [para(29(a,1),38(a,2,2)),rewrite([23(2)])]. 31.64/32.00 97 -leq(multiplication(A,B),B) | leq(multiplication(star(A),multiplication(A,B)),B). [para(24(a,1),48(a,1))]. 31.64/32.00 108 leq(A,addition(A,B)). [hyper(42,b,55,a)]. 31.64/32.00 109 addition(one,star(A)) = star(A). [para(27(a,1),55(a,1,2)),rewrite([27(7)])]. 31.64/32.00 110 addition(one,strong_iteration(A)) = strong_iteration(A). [para(29(a,1),55(a,1,2)),rewrite([29(7)])]. 31.64/32.00 111 addition(star(A),strong_iteration(A)) = strong_iteration(A). [para(33(a,1),55(a,1,2)),rewrite([33(8)])]. 31.64/32.00 117 leq(multiplication(A,B),multiplication(A,addition(B,C))). [para(38(a,1),108(a,2))]. 31.64/32.00 118 addition(one,multiplication(A,zero)) = strong_iteration(multiplication(A,zero)). [para(20(a,1),53(a,1,2,2))]. 31.64/32.00 127 strong_iteration(multiplication(A,zero)) = star(multiplication(A,zero)). [para(20(a,1),54(a,1,2,2)),rewrite([118(4)])]. 31.64/32.00 138 addition(A,multiplication(A,strong_iteration(B))) = multiplication(A,strong_iteration(B)). [para(110(a,1),38(a,2,2)),rewrite([23(2)])]. 31.64/32.00 200 multiplication(star(A),multiplication(A,B)) = multiplication(A,multiplication(star(A),B)). [para(60(a,1),38(a,1)),rewrite([58(7)])]. 31.64/32.00 205 -leq(multiplication(A,B),B) | leq(multiplication(A,multiplication(star(A),B)),B). [back_rewrite(97),rewrite([200(5)])]. 31.64/32.00 211 multiplication(star(multiplication(A,zero)),B) = addition(B,multiplication(A,zero)). [para(127(a,1),59(a,1,2,2,1)),rewrite([34(7),20(6),127(6)]),flip(a)]. 31.64/32.00 254 addition(multiplication(A,B),multiplication(C,zero)) = multiplication(addition(A,multiplication(C,zero)),B). [para(20(a,1),63(a,1,2,2))]. 31.64/32.00 274 multiplication(addition(A,multiplication(A,B)),B) = multiplication(A,multiplication(B,addition(B,one))). [para(64(a,1),37(a,1)),rewrite([34(4)]),flip(a)]. 31.64/32.00 295 leq(multiplication(A,B),addition(A,multiplication(A,B))). [para(64(a,2),117(a,2))]. 31.64/32.00 300 addition(A,addition(multiplication(A,B),multiplication(C,multiplication(D,addition(B,one))))) = multiplication(addition(A,multiplication(C,D)),addition(B,one)). [para(64(a,2),62(a,1,2)),rewrite([36(7,R)])]. 31.64/32.00 303 multiplication(addition(A,multiplication(A,multiplication(B,C))),B) = multiplication(A,multiplication(B,addition(one,multiplication(C,B)))). [para(64(a,1),63(a,1)),rewrite([25(4),34(5),34(7)]),flip(a)]. 31.64/32.00 311 leq(multiplication(A,strong_iteration(A)),strong_iteration(A)). [para(53(a,1),295(a,2)),rewrite([21(3),21(4),21(4)])]. 31.64/32.00 312 leq(multiplication(A,star(A)),star(A)). [para(54(a,1),295(a,2)),rewrite([21(3),21(4),21(4)])]. 31.64/32.00 333 addition(A,multiplication(A,multiplication(B,zero))) = multiplication(A,star(multiplication(B,zero))). [para(127(a,1),66(a,1,2,2,2)),rewrite([34(6),20(5),127(7)])]. 31.64/32.00 4543 leq(multiplication(A,multiplication(star(A),star(A))),star(A)). [hyper(205,a,312,a)]. 31.64/32.00 4544 leq(multiplication(A,multiplication(star(A),strong_iteration(A))),strong_iteration(A)). [hyper(205,a,311,a)]. 31.64/32.00 6004 multiplication(star(A),star(A)) = star(A). [hyper(41,a,4543,a),rewrite([25(6),60(6)])]. 31.64/32.00 6104 multiplication(star(A),strong_iteration(A)) = strong_iteration(A). [hyper(41,a,4544,a),rewrite([25(6),60(6)])]. 31.64/32.00 6118 multiplication(star(A),multiplication(strong_iteration(A),B)) = multiplication(strong_iteration(A),B). [para(6104(a,1),34(a,1,1)),flip(a)]. 31.64/32.00 10777 addition(star(A),multiplication(strong_iteration(A),B)) = multiplication(strong_iteration(A),addition(B,one)). [para(33(a,1),300(a,2,1)),rewrite([20(8),254(7),33(6)])]. 31.64/32.00 19565 multiplication(star(A),star(multiplication(strong_iteration(A),zero))) = strong_iteration(A). [para(6118(a,1),333(a,1,2)),rewrite([10777(5),25(4),22(4),23(3)]),flip(a)]. 31.64/32.00 19617 multiplication(strong_iteration(A),star(multiplication(strong_iteration(A),zero))) = strong_iteration(A). [para(19565(a,1),274(a,1,1,2)),rewrite([111(3),25(17),109(17),6004(16),19565(12)])]. 31.64/32.00 19620 multiplication(A,multiplication(strong_iteration(B),star(B))) = multiplication(A,strong_iteration(B)). [para(19565(a,1),303(a,1,1,2,2)),rewrite([138(3),34(4),211(12),10777(11),25(10),22(10),23(9),110(8),6104(7)])]. 31.64/32.00 24893 multiplication(strong_iteration(A),star(A)) = strong_iteration(A). [para(19620(a,1),21(a,1)),rewrite([21(3)]),flip(a)]. 31.64/32.00 24917 multiplication(strong_iteration(A),multiplication(star(A),B)) = multiplication(strong_iteration(A),B). [para(24893(a,1),34(a,1,1)),flip(a)]. 31.64/32.00 27601 multiplication(strong_iteration(A),strong_iteration(A)) = strong_iteration(A). [para(19565(a,1),24917(a,1,2)),rewrite([19617(9)])]. 31.64/32.00 27602 $F # answer(goals). [resolve(27601,a,40,a)]. 31.64/32.00 31.64/32.00 % SZS output end Refutation 31.64/32.00 ============================== end of proof ========================== 31.64/32.00 31.64/32.00 ============================== STATISTICS ============================ 31.64/32.00 31.64/32.00 Given=5003. Generated=1058001. Kept=27573. proofs=1. 31.64/32.00 Usable=4072. Sos=9941. Demods=884. Limbo=9, Disabled=13570. Hints=0. 31.64/32.00 Megabytes=17.51. 31.64/32.00 User_CPU=30.00, System_CPU=0.95, Wall_clock=31. 31.64/32.00 31.64/32.00 ============================== end of statistics ===================== 31.64/32.00 31.64/32.00 ============================== end of search ========================= 31.64/32.00 31.64/32.00 THEOREM PROVED 31.64/32.00 % SZS status Theorem 31.64/32.00 31.64/32.00 Exiting with 1 proof. 31.64/32.00 31.64/32.00 Process 17098 exit (max_proofs) Mon Jul 3 08:13:15 2023 31.64/32.00 Prover9 interrupted 31.64/32.00 EOF