0.12/0.13 % Problem : theBenchmark.p : TPTP v0.0.0. Released v0.0.0. 0.12/0.13 % Command : tptp2X_and_run_prover9 %d %s 0.13/0.35 % Computer : n020.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 : 1200 0.13/0.35 % DateTime : Tue Jul 13 16:04:21 EDT 2021 0.13/0.35 % CPUTime : 0.74/1.03 ============================== Prover9 =============================== 0.74/1.03 Prover9 (32) version 2009-11A, November 2009. 0.74/1.03 Process 16835 was started by sandbox2 on n020.cluster.edu, 0.74/1.03 Tue Jul 13 16:04:21 2021 0.74/1.03 The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 1200 -f /tmp/Prover9_16680_n020.cluster.edu". 0.74/1.03 ============================== end of head =========================== 0.74/1.03 0.74/1.03 ============================== INPUT ================================= 0.74/1.03 0.74/1.03 % Reading from file /tmp/Prover9_16680_n020.cluster.edu 0.74/1.03 0.74/1.03 set(prolog_style_variables). 0.74/1.03 set(auto2). 0.74/1.03 % set(auto2) -> set(auto). 0.74/1.03 % set(auto) -> set(auto_inference). 0.74/1.03 % set(auto) -> set(auto_setup). 0.74/1.03 % set(auto_setup) -> set(predicate_elim). 0.74/1.03 % set(auto_setup) -> assign(eq_defs, unfold). 0.74/1.03 % set(auto) -> set(auto_limits). 0.74/1.03 % set(auto_limits) -> assign(max_weight, "100.000"). 0.74/1.03 % set(auto_limits) -> assign(sos_limit, 20000). 0.74/1.03 % set(auto) -> set(auto_denials). 0.74/1.03 % set(auto) -> set(auto_process). 0.74/1.03 % set(auto2) -> assign(new_constants, 1). 0.74/1.03 % set(auto2) -> assign(fold_denial_max, 3). 0.74/1.03 % set(auto2) -> assign(max_weight, "200.000"). 0.74/1.03 % set(auto2) -> assign(max_hours, 1). 0.74/1.03 % assign(max_hours, 1) -> assign(max_seconds, 3600). 0.74/1.03 % set(auto2) -> assign(max_seconds, 0). 0.74/1.03 % set(auto2) -> assign(max_minutes, 5). 0.74/1.03 % assign(max_minutes, 5) -> assign(max_seconds, 300). 0.74/1.03 % set(auto2) -> set(sort_initial_sos). 0.74/1.03 % set(auto2) -> assign(sos_limit, -1). 0.74/1.03 % set(auto2) -> assign(lrs_ticks, 3000). 0.74/1.03 % set(auto2) -> assign(max_megs, 400). 0.74/1.03 % set(auto2) -> assign(stats, some). 0.74/1.03 % set(auto2) -> clear(echo_input). 0.74/1.03 % set(auto2) -> set(quiet). 0.74/1.03 % set(auto2) -> clear(print_initial_clauses). 0.74/1.03 % set(auto2) -> clear(print_given). 0.74/1.03 assign(lrs_ticks,-1). 0.74/1.03 assign(sos_limit,10000). 0.74/1.03 assign(order,kbo). 0.74/1.03 set(lex_order_vars). 0.74/1.03 clear(print_given). 0.74/1.03 0.74/1.03 % formulas(sos). % not echoed (17 formulas) 0.74/1.03 0.74/1.03 ============================== end of input ========================== 0.74/1.03 0.74/1.03 % From the command line: assign(max_seconds, 1200). 0.74/1.03 0.74/1.03 ============================== PROCESS NON-CLAUSAL FORMULAS ========== 0.74/1.03 0.74/1.03 % Formulas that are not ordinary clauses: 0.74/1.03 1 (all A multiplication(A,zero) = zero) # label(right_annihilation) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 2 (all A A = multiplication(A,one)) # label(multiplicative_right_identity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 3 (all A all B all C addition(multiplication(A,C),multiplication(B,C)) = multiplication(addition(A,B),C)) # label(left_distributivity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 4 (all A zero = multiplication(zero,A)) # label(left_annihilation) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 5 (all A addition(A,A) = A) # label(additive_idempotence) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 6 (all A leq(addition(one,multiplication(A,star(A))),star(A))) # label(star_unfold_right) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 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]. 0.74/1.03 8 (all A all B all C multiplication(multiplication(A,B),C) = multiplication(A,multiplication(B,C))) # label(multiplicative_associativity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 9 (all A addition(A,zero) = A) # label(additive_identity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 10 (all A all B all C (leq(addition(multiplication(A,B),C),A) -> leq(multiplication(C,star(B)),A))) # label(star_induction_right) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 11 (all A multiplication(one,A) = A) # label(multiplicative_left_identity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 12 (all A all B addition(A,B) = addition(B,A)) # label(additive_commutativity) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 13 (all A all B all C (leq(addition(multiplication(A,B),C),B) -> leq(multiplication(star(A),C),B))) # label(star_induction_left) # label(axiom) # label(non_clause). [assumption]. 0.74/1.03 14 (all A leq(addition(one,multiplication(star(A),A)),star(A))) # label(star_unfold_left) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 15 (all A all B all C addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C))) # label(right_distributivity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 16 (all A all B (B = addition(A,B) <-> leq(A,B))) # label(order) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 3.05/3.34 ============================== end of process non-clausal formulas === 3.05/3.34 3.05/3.34 ============================== PROCESS INITIAL CLAUSES =============== 3.05/3.34 3.05/3.34 ============================== PREDICATE ELIMINATION ================= 3.05/3.34 3.05/3.34 ============================== end predicate elimination ============= 3.05/3.34 3.05/3.34 Auto_denials: 3.05/3.34 % copying label a to answer in negative clause 3.05/3.34 3.05/3.34 Term ordering decisions: 3.05/3.34 3.05/3.34 % Assigning unary symbol star kb_weight 0 and highest precedence (8). 3.05/3.34 Function symbol KB weights: zero=1. one=1. a=1. multiplication=1. addition=1. star=0. 3.05/3.34 3.05/3.34 ============================== end of process initial clauses ======== 3.05/3.34 3.05/3.34 ============================== CLAUSES FOR SEARCH ==================== 3.05/3.34 3.05/3.34 ============================== end of clauses for search ============= 3.05/3.34 3.05/3.34 ============================== SEARCH ================================ 3.05/3.34 3.05/3.34 % Starting search at 0.01 seconds. 3.05/3.34 3.05/3.34 Low Water (keep): wt=35.000, iters=3344 3.05/3.34 3.05/3.34 Low Water (keep): wt=33.000, iters=3360 3.05/3.34 3.05/3.34 Low Water (keep): wt=30.000, iters=3357 3.05/3.34 3.05/3.34 Low Water (keep): wt=29.000, iters=3366 3.05/3.34 3.05/3.34 Low Water (keep): wt=28.000, iters=3333 3.05/3.34 3.05/3.34 Low Water (keep): wt=27.000, iters=3378 3.05/3.34 3.05/3.34 Low Water (keep): wt=26.000, iters=3334 3.05/3.34 3.05/3.34 Low Water (keep): wt=25.000, iters=3344 3.05/3.34 3.05/3.34 Low Water (keep): wt=24.000, iters=3340 3.05/3.34 3.05/3.34 Low Water (keep): wt=23.000, iters=3347 3.05/3.34 3.05/3.34 NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 64 (0.00 of 0.88 sec). 3.05/3.34 3.05/3.34 Low Water (keep): wt=22.000, iters=3335 3.05/3.34 3.05/3.34 Low Water (keep): wt=21.000, iters=3352 3.05/3.34 3.05/3.34 Low Water (keep): wt=20.000, iters=3336 3.05/3.34 3.05/3.34 Low Water (keep): wt=19.000, iters=3333 3.05/3.34 3.05/3.34 Low Water (displace): id=1249, wt=42.000 3.05/3.34 3.05/3.34 Low Water (displace): id=5016, wt=40.000 3.05/3.34 3.05/3.34 Low Water (displace): id=5397, wt=39.000 3.05/3.34 3.05/3.34 Low Water (displace): id=5858, wt=38.000 3.05/3.34 3.05/3.34 Low Water (displace): id=5908, wt=37.000 3.05/3.34 3.05/3.34 Low Water (displace): id=6184, wt=36.000 3.05/3.34 3.05/3.34 Low Water (displace): id=6103, wt=35.000 3.05/3.34 3.05/3.34 Low Water (displace): id=5745, wt=34.000 3.05/3.34 3.05/3.34 Low Water (displace): id=11430, wt=18.000 3.05/3.34 3.05/3.34 Low Water (displace): id=11445, wt=16.000 3.05/3.34 3.05/3.34 Low Water (displace): id=11653, wt=15.000 3.05/3.34 3.05/3.34 Low Water (displace): id=12264, wt=13.000 3.05/3.34 3.05/3.34 Low Water (keep): wt=18.000, iters=3348 3.05/3.34 3.05/3.34 Low Water (displace): id=13096, wt=12.000 3.05/3.34 3.05/3.34 Low Water (keep): wt=17.000, iters=3370 3.05/3.34 3.05/3.34 ============================== PROOF ================================= 3.05/3.34 % SZS status Theorem 3.05/3.34 % SZS output start Refutation 3.05/3.34 3.05/3.34 % Proof 1 at 2.26 (+ 0.07) seconds: a. 3.05/3.34 % Length of proof is 103. 3.05/3.34 % Level of proof is 25. 3.05/3.34 % Maximum clause weight is 19.000. 3.05/3.34 % Given clauses 1399. 3.05/3.34 3.05/3.34 2 (all A A = multiplication(A,one)) # label(multiplicative_right_identity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 3 (all A all B all C addition(multiplication(A,C),multiplication(B,C)) = multiplication(addition(A,B),C)) # label(left_distributivity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 5 (all A addition(A,A) = A) # label(additive_idempotence) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 6 (all A leq(addition(one,multiplication(A,star(A))),star(A))) # label(star_unfold_right) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 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]. 3.05/3.34 8 (all A all B all C multiplication(multiplication(A,B),C) = multiplication(A,multiplication(B,C))) # label(multiplicative_associativity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 10 (all A all B all C (leq(addition(multiplication(A,B),C),A) -> leq(multiplication(C,star(B)),A))) # label(star_induction_right) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 11 (all A multiplication(one,A) = A) # label(multiplicative_left_identity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 12 (all A all B addition(A,B) = addition(B,A)) # label(additive_commutativity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 14 (all A leq(addition(one,multiplication(star(A),A)),star(A))) # label(star_unfold_left) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 15 (all A all B all C addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C))) # label(right_distributivity) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 16 (all A all B (B = addition(A,B) <-> leq(A,B))) # label(order) # label(axiom) # label(non_clause). [assumption]. 3.05/3.34 18 multiplication(A,one) = A # label(multiplicative_right_identity) # label(axiom). [clausify(2)]. 3.05/3.34 20 addition(A,A) = A # label(additive_idempotence) # label(axiom). [clausify(5)]. 3.05/3.34 22 multiplication(one,A) = A # label(multiplicative_left_identity) # label(axiom). [clausify(11)]. 3.05/3.34 23 addition(A,B) = addition(B,A) # label(additive_commutativity) # label(axiom). [clausify(12)]. 3.05/3.34 24 leq(addition(one,multiplication(A,star(A))),star(A)) # label(star_unfold_right) # label(axiom). [clausify(6)]. 3.05/3.34 25 leq(addition(one,multiplication(star(A),A)),star(A)) # label(star_unfold_left) # label(axiom). [clausify(14)]. 3.05/3.34 26 addition(addition(A,B),C) = addition(A,addition(B,C)) # label(additive_associativity) # label(axiom). [clausify(7)]. 3.05/3.34 27 addition(A,addition(B,C)) = addition(C,addition(A,B)). [copy(26),rewrite([23(2)]),flip(a)]. 3.05/3.34 28 multiplication(multiplication(A,B),C) = multiplication(A,multiplication(B,C)) # label(multiplicative_associativity) # label(axiom). [clausify(8)]. 3.05/3.34 29 addition(multiplication(A,B),multiplication(C,B)) = multiplication(addition(A,C),B) # label(left_distributivity) # label(axiom). [clausify(3)]. 3.05/3.34 30 addition(multiplication(A,B),multiplication(A,C)) = multiplication(A,addition(B,C)) # label(right_distributivity) # label(axiom). [clausify(15)]. 3.05/3.34 31 -leq(multiplication(a,multiplication(a,multiplication(a,multiplication(a,multiplication(a,a))))),star(a)) # label(a) # label(negated_conjecture) # answer(a). [assumption]. 3.05/3.34 32 addition(A,B) != B | leq(A,B) # label(order) # label(axiom). [clausify(16)]. 3.05/3.34 33 addition(A,B) = B | -leq(A,B) # label(order) # label(axiom). [clausify(16)]. 3.05/3.34 34 -leq(addition(multiplication(A,B),C),A) | leq(multiplication(C,star(B)),A) # label(star_induction_right) # label(axiom). [clausify(10)]. 3.05/3.34 35 -leq(addition(A,multiplication(B,C)),B) | leq(multiplication(A,star(C)),B). [copy(34),rewrite([23(2)])]. 3.05/3.34 40 addition(A,addition(A,B)) = addition(A,B). [para(27(a,1),20(a,1)),rewrite([23(1),23(2),27(2,R),20(1),23(3)])]. 3.05/3.34 43 addition(A,multiplication(B,A)) = multiplication(addition(B,one),A). [para(22(a,1),29(a,1,1)),rewrite([23(4)])]. 3.05/3.34 46 addition(A,multiplication(A,B)) = multiplication(A,addition(B,one)). [para(18(a,1),30(a,1,1)),rewrite([23(4)])]. 3.05/3.34 48 leq(A,A). [hyper(32,a,20,a)]. 3.05/3.34 52 addition(A,addition(B,C)) != addition(A,C) | leq(B,addition(A,C)). [para(27(a,1),32(a,1)),rewrite([23(3),23(5)])]. 3.05/3.34 53 addition(A,addition(B,C)) != addition(A,B) | leq(C,addition(A,B)). [para(27(a,2),32(a,1))]. 3.05/3.34 56 addition(star(A),addition(one,multiplication(star(A),A))) = star(A). [hyper(33,b,25,a),rewrite([23(6)])]. 3.05/3.34 57 addition(star(A),addition(one,multiplication(A,star(A)))) = star(A). [hyper(33,b,24,a),rewrite([23(6)])]. 3.05/3.34 61 -leq(multiplication(A,B),A) | leq(multiplication(A,multiplication(B,star(B))),A). [para(20(a,1),35(a,1)),rewrite([28(5)])]. 3.05/3.34 63 -leq(addition(A,multiplication(B,multiplication(C,D))),multiplication(B,C)) | leq(multiplication(A,star(D)),multiplication(B,C)). [para(28(a,1),35(a,1,2))]. 3.05/3.34 64 -leq(multiplication(addition(A,B),C),B) | leq(multiplication(A,multiplication(C,star(C))),B). [para(29(a,1),35(a,1)),rewrite([28(6)])]. 3.05/3.34 65 -leq(multiplication(A,addition(B,C)),A) | leq(multiplication(A,multiplication(B,star(C))),A). [para(30(a,1),35(a,1)),rewrite([28(6)])]. 3.05/3.34 79 leq(A,addition(A,B)). [hyper(32,a,40,a)]. 3.05/3.34 81 leq(multiplication(A,B),multiplication(A,addition(B,C))). [para(30(a,1),79(a,2))]. 3.05/3.34 165 -leq(multiplication(A,addition(B,one)),A) | leq(multiplication(A,star(B)),A). [para(46(a,1),35(a,1))]. 3.05/3.34 197 leq(A,addition(B,A)). [para(20(a,1),52(a,1,2)),xx(a)]. 3.05/3.34 203 leq(A,addition(B,addition(A,C))). [para(40(a,1),52(a,1,2)),xx(a)]. 3.05/3.34 210 leq(addition(A,B),addition(A,addition(B,C))). [para(27(a,1),197(a,2)),rewrite([23(2),27(3,R),23(2)])]. 3.05/3.34 212 leq(multiplication(A,B),addition(C,multiplication(addition(A,D),B))). [para(29(a,1),203(a,2,2))]. 3.05/3.34 216 leq(A,addition(B,multiplication(A,addition(C,one)))). [para(46(a,1),203(a,2,2))]. 3.05/3.34 289 leq(one,star(A)). [para(56(a,1),203(a,2))]. 3.05/3.34 291 addition(star(A),one) != star(A) | leq(multiplication(star(A),A),addition(star(A),one)). [para(56(a,1),53(a,1)),flip(a)]. 3.05/3.34 292 leq(addition(star(A),one),star(A)). [para(56(a,1),210(a,2))]. 3.05/3.34 295 addition(one,star(A)) = star(A). [hyper(33,b,289,a)]. 3.05/3.34 296 addition(star(A),one) = star(A). [hyper(33,b,292,a),rewrite([23(5),40(5)])]. 3.05/3.34 297 leq(multiplication(star(A),A),star(A)). [back_rewrite(291),rewrite([296(3),296(8)]),xx(a)]. 3.05/3.34 299 addition(A,multiplication(A,star(B))) = multiplication(A,star(B)). [para(295(a,1),30(a,2,2)),rewrite([18(2)])]. 3.05/3.34 302 leq(A,multiplication(A,star(B))). [para(295(a,1),81(a,2,2)),rewrite([18(2)])]. 3.05/3.34 309 addition(star(A),multiplication(A,star(A))) = star(A). [para(57(a,1),27(a,1)),rewrite([296(6),23(5)]),flip(a)]. 3.05/3.34 317 leq(multiplication(A,B),multiplication(A,multiplication(B,star(C)))). [para(28(a,1),302(a,2))]. 3.05/3.34 321 leq(A,addition(B,multiplication(A,star(C)))). [para(296(a,1),216(a,2,2,2))]. 3.05/3.34 327 addition(star(A),multiplication(star(A),A)) = star(A). [hyper(33,b,297,a),rewrite([23(4)])]. 3.05/3.34 348 leq(multiplication(star(A),multiplication(A,star(A))),star(A)). [hyper(61,a,297,a)]. 3.05/3.34 399 -leq(multiplication(A,addition(one,multiplication(B,C))),multiplication(A,B)) | leq(multiplication(A,star(C)),multiplication(A,B)). [para(46(a,1),63(a,1)),rewrite([23(3)])]. 3.05/3.34 429 -leq(multiplication(star(A),B),star(A)) | leq(multiplication(B,star(B)),star(A)). [para(295(a,1),64(a,1,1)),rewrite([22(8)])]. 3.05/3.34 441 leq(multiplication(star(addition(A,B)),multiplication(A,star(B))),star(addition(A,B))). [hyper(65,a,297,a)]. 3.05/3.34 483 multiplication(addition(A,one),star(A)) = star(A). [para(309(a,1),43(a,1)),flip(a)]. 3.05/3.34 488 leq(A,star(A)). [para(309(a,1),321(a,2))]. 3.05/3.34 493 addition(A,star(A)) = star(A). [hyper(33,b,488,a)]. 3.05/3.34 576 multiplication(star(A),star(star(A))) = star(star(A)). [para(296(a,1),483(a,1,1))]. 3.05/3.34 650 leq(multiplication(A,addition(B,one)),multiplication(A,star(B))). [para(483(a,1),317(a,2,2))]. 3.05/3.34 653 multiplication(star(A),addition(A,one)) = star(A). [para(327(a,1),46(a,1)),flip(a)]. 3.05/3.34 690 multiplication(star(star(A)),star(A)) = star(star(A)). [para(296(a,1),653(a,1,2))]. 3.05/3.34 823 leq(multiplication(star(star(A)),star(star(A))),star(star(A))). [para(576(a,1),348(a,1,2))]. 3.05/3.34 1359 multiplication(star(star(A)),multiplication(star(A),B)) = multiplication(star(star(A)),B). [para(690(a,1),28(a,1,1)),flip(a)]. 3.05/3.34 1375 leq(multiplication(star(star(A)),addition(A,one)),star(star(A))). [para(690(a,1),650(a,2))]. 3.05/3.34 1740 leq(multiplication(A,star(addition(A,B))),star(addition(A,B))). [para(309(a,1),212(a,2))]. 3.05/3.34 1741 leq(multiplication(A,B),addition(C,multiplication(star(A),B))). [para(493(a,1),212(a,2,2,1))]. 3.05/3.34 1764 leq(multiplication(A,B),multiplication(star(A),addition(B,C))). [para(30(a,1),1741(a,2)),rewrite([23(3)])]. 3.05/3.34 1770 leq(multiplication(A,A),star(A)). [para(327(a,1),1741(a,2))]. 3.05/3.34 1783 addition(star(A),multiplication(A,A)) = star(A). [hyper(33,b,1770,a),rewrite([23(3)])]. 3.05/3.34 1847 leq(multiplication(A,B),multiplication(star(A),star(B))). [para(493(a,1),1764(a,2,2))]. 3.05/3.34 3798 multiplication(star(star(A)),star(star(A))) = star(star(A)). [hyper(33,b,823,a),rewrite([23(8),299(8)])]. 3.05/3.34 5900 leq(multiplication(star(addition(A,one)),star(A)),star(addition(A,one))). [hyper(165,a,297,a)]. 3.05/3.34 6750 multiplication(addition(A,one),star(addition(A,B))) = star(addition(A,B)). [hyper(33,b,1740,a),rewrite([23(6),43(6)])]. 3.05/3.34 13395 -leq(addition(one,multiplication(A,B)),A) | leq(star(B),A). [para(22(a,1),399(a,1)),rewrite([22(5),22(7),22(7)])]. 3.05/3.34 13400 -leq(star(A),star(A)) | leq(star(addition(A,one)),star(A)). [para(653(a,1),13395(a,1,2)),rewrite([295(3)])]. 3.05/3.34 13763 leq(star(addition(A,one)),star(star(A))). [hyper(429,a,1375,a),rewrite([6750(6)])]. 3.05/3.34 13766 addition(star(star(A)),star(addition(A,one))) = star(star(A)). [hyper(33,b,13763,a),rewrite([23(6)])]. 3.05/3.34 13895 leq(multiplication(star(star(A)),star(multiplication(A,A))),star(star(A))). [para(1783(a,1),441(a,1,1,1)),rewrite([1359(7),1783(8)])]. 3.05/3.34 14097 leq(star(star(A)),star(addition(A,one))). [hyper(429,a,5900,a),rewrite([576(4)])]. 3.05/3.34 14100 star(addition(A,one)) = star(star(A)). [hyper(33,b,14097,a),rewrite([13766(6)]),flip(a)]. 3.05/3.34 14143 -leq(star(A),star(A)) | leq(star(star(A)),star(A)). [back_rewrite(13400),rewrite([14100(6)])]. 3.05/3.34 14415 leq(star(star(A)),star(A)). [hyper(14143,a,48,a)]. 3.05/3.34 14416 star(star(A)) = star(A). [hyper(33,b,14415,a),rewrite([23(4),493(4)])]. 3.05/3.34 14579 leq(multiplication(star(A),star(multiplication(A,A))),star(A)). [back_rewrite(13895),rewrite([14416(2),14416(6)])]. 3.05/3.34 14681 multiplication(star(A),star(A)) = star(A). [back_rewrite(3798),rewrite([14416(2),14416(3),14416(5)])]. 3.05/3.34 15067 leq(star(multiplication(A,A)),star(A)). [hyper(429,a,14579,a),rewrite([14416(5),14681(5)])]. 3.05/3.34 15068 multiplication(star(A),star(multiplication(A,A))) = star(A). [hyper(33,b,14579,a),rewrite([23(6),299(6)])]. 3.05/3.34 15071 addition(star(A),star(multiplication(A,A))) = star(A). [hyper(33,b,15067,a),rewrite([23(4)])]. 3.05/3.34 15088 leq(multiplication(A,multiplication(A,A)),star(A)). [para(15068(a,1),1847(a,2))]. 3.05/3.34 15143 addition(star(A),multiplication(A,multiplication(A,A))) = star(A). [hyper(33,b,15088,a),rewrite([23(4)])]. 3.05/3.34 17043 leq(multiplication(A,multiplication(A,A)),addition(B,star(A))). [para(15143(a,1),53(a,1,2)),xx(a)]. 3.05/3.34 17076 leq(multiplication(A,multiplication(A,multiplication(A,multiplication(A,multiplication(A,A))))),star(A)). [para(15071(a,1),17043(a,2)),rewrite([28(4),28(5)])]. 3.05/3.34 17077 $F # answer(a). [resolve(17076,a,31,a)]. 3.05/3.34 3.05/3.34 % SZS output end Refutation 3.05/3.34 ============================== end of proof ========================== 3.05/3.34 3.05/3.34 ============================== STATISTICS ============================ 3.05/3.34 3.05/3.34 Given=1399. Generated=113105. Kept=17057. proofs=1. 3.05/3.34 Usable=1038. Sos=9821. Demods=485. Limbo=1, Disabled=6214. Hints=0. 3.05/3.34 Megabytes=12.04. 3.05/3.34 User_CPU=2.26, System_CPU=0.07, Wall_clock=3. 3.05/3.34 3.05/3.34 ============================== end of statistics ===================== 3.05/3.34 3.05/3.34 ============================== end of search ========================= 3.05/3.34 3.05/3.34 THEOREM PROVED 3.05/3.34 % SZS status Theorem 3.05/3.34 3.05/3.34 Exiting with 1 proof. 3.05/3.34 3.05/3.34 Process 16835 exit (max_proofs) Tue Jul 13 16:04:24 2021 3.05/3.34 Prover9 interrupted 3.05/3.34 EOF