TSTP Solution File: SWV232+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : SWV232+1 : TPTP v8.1.0. Bugfixed v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n005.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  : 600s
% DateTime : Wed Jul 20 21:10:57 EDT 2022

% Result   : Theorem 0.95s 1.20s
% Output   : Refutation 0.95s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.06/0.11  % Problem  : SWV232+1 : TPTP v8.1.0. Bugfixed v3.3.0.
% 0.06/0.12  % Command  : tptp2X_and_run_prover9 %d %s
% 0.13/0.33  % Computer : n005.cluster.edu
% 0.13/0.33  % Model    : x86_64 x86_64
% 0.13/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.13/0.33  % Memory   : 8042.1875MB
% 0.13/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.13/0.33  % CPULimit : 300
% 0.13/0.33  % WCLimit  : 600
% 0.13/0.33  % DateTime : Thu Jun 16 02:03:38 EDT 2022
% 0.13/0.33  % CPUTime  : 
% 0.44/1.00  ============================== Prover9 ===============================
% 0.44/1.00  Prover9 (32) version 2009-11A, November 2009.
% 0.44/1.00  Process 6056 was started by sandbox2 on n005.cluster.edu,
% 0.44/1.00  Thu Jun 16 02:03:39 2022
% 0.44/1.00  The command was "/export/starexec/sandbox2/solver/bin/prover9 -t 300 -f /tmp/Prover9_5901_n005.cluster.edu".
% 0.44/1.00  ============================== end of head ===========================
% 0.44/1.00  
% 0.44/1.00  ============================== INPUT =================================
% 0.44/1.00  
% 0.44/1.00  % Reading from file /tmp/Prover9_5901_n005.cluster.edu
% 0.44/1.00  
% 0.44/1.00  set(prolog_style_variables).
% 0.44/1.00  set(auto2).
% 0.44/1.00      % set(auto2) -> set(auto).
% 0.44/1.00      % set(auto) -> set(auto_inference).
% 0.44/1.00      % set(auto) -> set(auto_setup).
% 0.44/1.00      % set(auto_setup) -> set(predicate_elim).
% 0.44/1.00      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.44/1.00      % set(auto) -> set(auto_limits).
% 0.44/1.00      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.44/1.00      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.44/1.00      % set(auto) -> set(auto_denials).
% 0.44/1.00      % set(auto) -> set(auto_process).
% 0.44/1.00      % set(auto2) -> assign(new_constants, 1).
% 0.44/1.00      % set(auto2) -> assign(fold_denial_max, 3).
% 0.44/1.00      % set(auto2) -> assign(max_weight, "200.000").
% 0.44/1.00      % set(auto2) -> assign(max_hours, 1).
% 0.44/1.00      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.44/1.00      % set(auto2) -> assign(max_seconds, 0).
% 0.44/1.00      % set(auto2) -> assign(max_minutes, 5).
% 0.44/1.00      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.44/1.00      % set(auto2) -> set(sort_initial_sos).
% 0.44/1.00      % set(auto2) -> assign(sos_limit, -1).
% 0.44/1.00      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.44/1.00      % set(auto2) -> assign(max_megs, 400).
% 0.44/1.00      % set(auto2) -> assign(stats, some).
% 0.44/1.00      % set(auto2) -> clear(echo_input).
% 0.44/1.00      % set(auto2) -> set(quiet).
% 0.44/1.00      % set(auto2) -> clear(print_initial_clauses).
% 0.44/1.00      % set(auto2) -> clear(print_given).
% 0.44/1.00  assign(lrs_ticks,-1).
% 0.44/1.00  assign(sos_limit,10000).
% 0.44/1.00  assign(order,kbo).
% 0.44/1.00  set(lex_order_vars).
% 0.44/1.00  clear(print_given).
% 0.44/1.00  
% 0.44/1.00  % formulas(sos).  % not echoed (85 formulas)
% 0.44/1.00  
% 0.44/1.00  ============================== end of input ==========================
% 0.44/1.00  
% 0.44/1.00  % From the command line: assign(max_seconds, 300).
% 0.44/1.00  
% 0.44/1.00  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.44/1.00  
% 0.44/1.00  % Formulas that are not ordinary clauses:
% 0.44/1.00  1 (all X all Y (gt(X,Y) | gt(Y,X) | X = Y)) # label(totality) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  2 (all X all Y all Z (gt(X,Y) & gt(Y,Z) -> gt(X,Z))) # label(transitivity_gt) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  3 (all X -gt(X,X)) # label(irreflexivity_gt) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  4 (all X leq(X,X)) # label(reflexivity_leq) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  5 (all X all Y all Z (leq(X,Y) & leq(Y,Z) -> leq(X,Z))) # label(transitivity_leq) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  6 (all X all Y (lt(X,Y) <-> gt(Y,X))) # label(lt_gt) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  7 (all X all Y (geq(X,Y) <-> leq(Y,X))) # label(leq_geq) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  8 (all X all Y (gt(Y,X) -> leq(X,Y))) # label(leq_gt1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  9 (all X all Y (leq(X,Y) & X != Y -> gt(Y,X))) # label(leq_gt2) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  10 (all X all Y (leq(X,pred(Y)) <-> gt(Y,X))) # label(leq_gt_pred) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  11 (all X gt(succ(X),X)) # label(gt_succ) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  12 (all X all Y (leq(X,Y) -> leq(X,succ(Y)))) # label(leq_succ) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  13 (all X all Y (leq(X,Y) <-> gt(succ(Y),X))) # label(leq_succ_gt_equiv) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  14 (all X all C (leq(n0,X) -> leq(uniform_int_rnd(C,X),X))) # label(uniform_int_rand_ranges_hi) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  15 (all X all C (leq(n0,X) -> leq(n0,uniform_int_rnd(C,X)))) # label(uniform_int_rand_ranges_lo) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  16 (all I all L all U all Val (leq(L,I) & leq(I,U) -> a_select2(tptp_const_array1(dim(L,U),Val),I) = Val)) # label(const_array1_select) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.00  17 (all I all L1 all U1 all J all L2 all U2 all Val (leq(L1,I) & leq(I,U1) & leq(L2,J) & leq(J,U2) -> a_select3(tptp_const_array2(dim(L1,U1),dim(L2,U2),Val),I,J) = Val)) # label(const_array2_select) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  18 (all A all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(trans(A),I,J) = a_select3(trans(A),J,I))))) # label(matrix_symm_trans) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  19 (all A all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(inv(A),I,J) = a_select3(inv(A),J,I))))) # label(matrix_symm_inv) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  20 (all A all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) -> (all I all J all K all VAL (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) & leq(n0,K) & leq(K,N) -> a_select3(tptp_update3(A,K,K,VAL),I,J) = a_select3(tptp_update3(A,K,K,VAL),J,I))))) # label(matrix_symm_update_diagonal) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  21 (all A all B all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) & (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(B,I,J) = a_select3(B,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(tptp_madd(A,B),I,J) = a_select3(tptp_madd(A,B),J,I))))) # label(matrix_symm_add) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  22 (all A all B all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) & (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(B,I,J) = a_select3(B,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(tptp_msub(A,B),I,J) = a_select3(tptp_msub(A,B),J,I))))) # label(matrix_symm_sub) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  23 (all A all B all N ((all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(B,I,J) = a_select3(B,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(tptp_mmul(A,tptp_mmul(B,trans(A))),I,J) = a_select3(tptp_mmul(A,tptp_mmul(B,trans(A))),J,I))))) # label(matrix_symm_aba1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  24 (all A all B all N all M ((all I all J (leq(n0,I) & leq(I,M) & leq(n0,J) & leq(J,M) -> a_select3(B,I,J) = a_select3(B,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(tptp_mmul(A,tptp_mmul(B,trans(A))),I,J) = a_select3(tptp_mmul(A,tptp_mmul(B,trans(A))),J,I))))) # label(matrix_symm_aba2) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  25 (all A all B all C all D all E all F all N all M ((all I all J (leq(n0,I) & leq(I,M) & leq(n0,J) & leq(J,M) -> a_select3(D,I,J) = a_select3(D,J,I))) & (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(A,I,J) = a_select3(A,J,I))) & (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(F,I,J) = a_select3(F,J,I))) -> (all I all J (leq(n0,I) & leq(I,N) & leq(n0,J) & leq(J,N) -> a_select3(tptp_madd(A,tptp_mmul(B,tptp_mmul(tptp_madd(tptp_mmul(C,tptp_mmul(D,trans(C))),tptp_mmul(E,tptp_mmul(F,trans(E)))),trans(B)))),I,J) = a_select3(tptp_madd(A,tptp_mmul(B,tptp_mmul(tptp_madd(tptp_mmul(C,tptp_mmul(D,trans(C))),tptp_mmul(E,tptp_mmul(F,trans(E)))),trans(B)))),J,I))))) # label(matrix_symm_joseph_update) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  26 (all Body sum(n0,tptp_minus_1,Body) = n0) # label(sum_plus_base) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  27 (all Body tptp_float_0_0 = sum(n0,tptp_minus_1,Body)) # label(sum_plus_base_float) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  28 (all X plus(X,n1) = succ(X)) # label(succ_plus_1_r) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  29 (all X plus(n1,X) = succ(X)) # label(succ_plus_1_l) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  30 (all X plus(X,n2) = succ(succ(X))) # label(succ_plus_2_r) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  31 (all X plus(n2,X) = succ(succ(X))) # label(succ_plus_2_l) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  32 (all X plus(X,n3) = succ(succ(succ(X)))) # label(succ_plus_3_r) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  33 (all X plus(n3,X) = succ(succ(succ(X)))) # label(succ_plus_3_l) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  34 (all X plus(X,n4) = succ(succ(succ(succ(X))))) # label(succ_plus_4_r) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  35 (all X plus(n4,X) = succ(succ(succ(succ(X))))) # label(succ_plus_4_l) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  36 (all X plus(X,n5) = succ(succ(succ(succ(succ(X)))))) # label(succ_plus_5_r) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  37 (all X plus(n5,X) = succ(succ(succ(succ(succ(X)))))) # label(succ_plus_5_l) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  38 (all X minus(X,n1) = pred(X)) # label(pred_minus_1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  39 (all X pred(succ(X)) = X) # label(pred_succ) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  40 (all X succ(pred(X)) = X) # label(succ_pred) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  41 (all X all Y (leq(succ(X),succ(Y)) <-> leq(X,Y))) # label(leq_succ_succ) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  42 (all X all Y (leq(succ(X),Y) -> gt(Y,X))) # label(leq_succ_gt) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  43 (all X all Y (leq(minus(X,Y),X) -> leq(n0,Y))) # label(leq_minus) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  44 (all X all U all V all VAL a_select3(tptp_update3(X,U,V,VAL),U,V) = VAL) # label(sel3_update_1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  45 (all I all J all U all V all X all VAL all VAL2 (I != U & J = V & a_select3(X,U,V) = VAL -> a_select3(tptp_update3(X,I,J,VAL2),U,V) = VAL)) # label(sel3_update_2) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  46 (all I all J all U all V all X all VAL ((all I0 all J0 (leq(n0,I0) & leq(n0,J0) & leq(I0,U) & leq(J0,V) -> a_select3(X,I0,J0) = VAL)) & leq(n0,I) & leq(I,U) & leq(n0,J) & leq(J,V) -> a_select3(tptp_update3(X,U,V,VAL),I,J) = VAL)) # label(sel3_update_3) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  47 (all X all U all VAL a_select2(tptp_update2(X,U,VAL),U) = VAL) # label(sel2_update_1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  48 (all I all U all X all VAL all VAL2 (I != U & a_select2(X,U) = VAL -> a_select2(tptp_update2(X,I,VAL2),U) = VAL)) # label(sel2_update_2) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  49 (all I all U all X all VAL ((all I0 (leq(n0,I0) & leq(I0,U) -> a_select2(X,I0) = VAL)) & leq(n0,I) & leq(I,U) -> a_select2(tptp_update2(X,U,VAL),I) = VAL)) # label(sel2_update_3) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  50 (all X (leq(n0,X) & leq(X,n4) -> X = n0 | X = n1 | X = n2 | X = n3 | X = n4)) # label(finite_domain_4) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  51 (all X (leq(n0,X) & leq(X,n5) -> X = n0 | X = n1 | X = n2 | X = n3 | X = n4 | X = n5)) # label(finite_domain_5) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  52 (all X (leq(n0,X) & leq(X,n0) -> X = n0)) # label(finite_domain_0) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  53 (all X (leq(n0,X) & leq(X,n1) -> X = n0 | X = n1)) # label(finite_domain_1) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  54 (all X (leq(n0,X) & leq(X,n2) -> X = n0 | X = n1 | X = n2)) # label(finite_domain_2) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  55 (all X (leq(n0,X) & leq(X,n3) -> X = n0 | X = n1 | X = n2 | X = n3)) # label(finite_domain_3) # label(axiom) # label(non_clause).  [assumption].
% 0.44/1.01  56 -((all A all B (leq(n0,A) & leq(n0,B) & leq(A,n5) & leq(B,n5) -> a_select3(q_ds1_filter,A,B) = a_select3(q_ds1_filter,B,A))) -> (all C all D (leq(n0,C) & leq(n0,D) & leq(C,n2) & leq(D,n2) -> (-(n0 = C & n1 = D) & -(n0 = C & n2 = D) & -(n0 = D & n2 = C) & -(n1 = C & n1 = D) & -(n1 = C & n2 = D) & -(n1 = D & n2 = C) & -(n2 = C & n2 = D) & n0 = D & n1 = C & n1 = D & n2 = C -> a_select2(rho,n1) = n0)))) # label(quaternion_ds1_symm_0841) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.95/1.20  
% 0.95/1.20  ============================== end of process non-clausal formulas ===
% 0.95/1.20  
% 0.95/1.20  ============================== PROCESS INITIAL CLAUSES ===============
% 0.95/1.20  
% 0.95/1.20  ============================== PREDICATE ELIMINATION =================
% 0.95/1.20  57 lt(A,B) | -gt(B,A) # label(lt_gt) # label(axiom).  [clausify(6)].
% 0.95/1.20  58 -lt(A,B) | gt(B,A) # label(lt_gt) # label(axiom).  [clausify(6)].
% 0.95/1.20  59 geq(A,B) | -leq(B,A) # label(leq_geq) # label(axiom).  [clausify(7)].
% 0.95/1.20  60 -geq(A,B) | leq(B,A) # label(leq_geq) # label(axiom).  [clausify(7)].
% 0.95/1.20  
% 0.95/1.20  ============================== end predicate elimination =============
% 0.95/1.20  
% 0.95/1.20  Auto_denials:  (non-Horn, no changes).
% 0.95/1.20  
% 0.95/1.20  Term ordering decisions:
% 0.95/1.20  Function symbol KB weights:  n0=1. n1=1. n2=1. n3=1. n5=1. n4=1. tptp_minus_1=1. q_ds1_filter=1. tptp_float_0_0=1. def=1. rho=1. use=1. c1=1. c2=1. tptp_mmul=1. tptp_madd=1. tptp_msub=1. plus=1. a_select2=1. dim=1. minus=1. uniform_int_rnd=1. tptp_const_array1=1. f1=1. f2=1. f3=1. f4=1. f5=1. f6=1. trans=1. succ=1. inv=1. pred=1. a_select3=1. tptp_update2=1. sum=1. tptp_const_array2=1. f7=1. f8=1. f9=1. f10=1. f11=1. f12=1. f13=1. f14=1. f15=1. f16=1. tptp_update3=1. f17=1. f18=1. f27=1. f25=1. f26=1. f19=1. f20=1. f21=1. f22=1. f23=1. f24=1.
% 0.95/1.20  
% 0.95/1.20  ============================== PROOF =================================
% 0.95/1.20  % SZS status Theorem
% 0.95/1.20  % SZS output start Refutation
% 0.95/1.20  
% 0.95/1.20  % Proof 1 at 0.21 (+ 0.01) seconds.
% 0.95/1.20  % Length of proof is 11.
% 0.95/1.20  % Level of proof is 4.
% 0.95/1.20  % Maximum clause weight is 6.000.
% 0.95/1.20  % Given clauses 0.
% 0.95/1.20  
% 0.95/1.20  56 -((all A all B (leq(n0,A) & leq(n0,B) & leq(A,n5) & leq(B,n5) -> a_select3(q_ds1_filter,A,B) = a_select3(q_ds1_filter,B,A))) -> (all C all D (leq(n0,C) & leq(n0,D) & leq(C,n2) & leq(D,n2) -> (-(n0 = C & n1 = D) & -(n0 = C & n2 = D) & -(n0 = D & n2 = C) & -(n1 = C & n1 = D) & -(n1 = C & n2 = D) & -(n1 = D & n2 = C) & -(n2 = C & n2 = D) & n0 = D & n1 = C & n1 = D & n2 = C -> a_select2(rho,n1) = n0)))) # label(quaternion_ds1_symm_0841) # label(negated_conjecture) # label(non_clause).  [assumption].
% 0.95/1.20  375 n2 != c1 | n2 != c2 # label(quaternion_ds1_symm_0841) # label(negated_conjecture).  [clausify(56)].
% 0.95/1.20  376 c1 != n2 | c2 != n2.  [copy(375),flip(a),flip(b)].
% 0.95/1.20  377 c2 = n0 # label(quaternion_ds1_symm_0841) # label(negated_conjecture).  [clausify(56)].
% 0.95/1.20  378 n1 = c1 # label(quaternion_ds1_symm_0841) # label(negated_conjecture).  [clausify(56)].
% 0.95/1.20  379 c1 = n1.  [copy(378),flip(a)].
% 0.95/1.20  380 n1 = c2 # label(quaternion_ds1_symm_0841) # label(negated_conjecture).  [clausify(56)].
% 0.95/1.20  381 n1 = n0.  [copy(380),rewrite([377(2)])].
% 0.95/1.20  382 n2 = c1 # label(quaternion_ds1_symm_0841) # label(negated_conjecture).  [clausify(56)].
% 0.95/1.20  383 n2 = n0.  [copy(382),rewrite([379(2),381(2)])].
% 0.95/1.20  849 $F.  [back_rewrite(376),rewrite([379(1),381(1),383(2),377(4),383(5)]),xx(a),xx(b)].
% 0.95/1.20  
% 0.95/1.20  % SZS output end Refutation
% 0.95/1.20  ============================== end of proof ==========================
% 0.95/1.20  
% 0.95/1.20  ============================== STATISTICS ============================
% 0.95/1.20  
% 0.95/1.20  Given=0. Generated=1594. Kept=763. proofs=1.
% 0.95/1.20  Usable=0. Sos=294. Demods=28. Limbo=468, Disabled=305. Hints=0.
% 0.95/1.20  Megabytes=2.44.
% 0.95/1.20  User_CPU=0.21, System_CPU=0.01, Wall_clock=0.
% 0.95/1.20  
% 0.95/1.20  ============================== end of statistics =====================
% 0.95/1.20  
% 0.95/1.20  ============================== end of search =========================
% 0.95/1.20  
% 0.95/1.20  THEOREM PROVED
% 0.95/1.20  % SZS status Theorem
% 0.95/1.20  
% 0.95/1.20  Exiting with 1 proof.
% 0.95/1.20  
% 0.95/1.20  Process 6056 exit (max_proofs) Thu Jun 16 02:03:39 2022
% 0.95/1.20  Prover9 interrupted
%------------------------------------------------------------------------------