TSTP Solution File: LCL466+1 by Prover9---1109a

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Prover9---1109a
% Problem  : LCL466+1 : TPTP v8.1.0. Released v3.3.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : tptp2X_and_run_prover9 %d %s

% Computer : n023.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 : Sun Jul 17 13:47:01 EDT 2022

% Result   : Theorem 113.55s 113.86s
% Output   : Refutation 113.55s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.10/0.11  % Problem  : LCL466+1 : TPTP v8.1.0. Released v3.3.0.
% 0.10/0.11  % Command  : tptp2X_and_run_prover9 %d %s
% 0.11/0.32  % Computer : n023.cluster.edu
% 0.11/0.32  % Model    : x86_64 x86_64
% 0.11/0.32  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.11/0.32  % Memory   : 8042.1875MB
% 0.11/0.32  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.11/0.32  % CPULimit : 300
% 0.11/0.32  % WCLimit  : 600
% 0.11/0.32  % DateTime : Mon Jul  4 11:51:27 EDT 2022
% 0.11/0.32  % CPUTime  : 
% 0.65/0.97  ============================== Prover9 ===============================
% 0.65/0.97  Prover9 (32) version 2009-11A, November 2009.
% 0.65/0.97  Process 20699 was started by sandbox on n023.cluster.edu,
% 0.65/0.97  Mon Jul  4 11:51:28 2022
% 0.65/0.97  The command was "/export/starexec/sandbox/solver/bin/prover9 -t 300 -f /tmp/Prover9_20546_n023.cluster.edu".
% 0.65/0.97  ============================== end of head ===========================
% 0.65/0.97  
% 0.65/0.97  ============================== INPUT =================================
% 0.65/0.97  
% 0.65/0.97  % Reading from file /tmp/Prover9_20546_n023.cluster.edu
% 0.65/0.97  
% 0.65/0.97  set(prolog_style_variables).
% 0.65/0.97  set(auto2).
% 0.65/0.97      % set(auto2) -> set(auto).
% 0.65/0.97      % set(auto) -> set(auto_inference).
% 0.65/0.97      % set(auto) -> set(auto_setup).
% 0.65/0.97      % set(auto_setup) -> set(predicate_elim).
% 0.65/0.97      % set(auto_setup) -> assign(eq_defs, unfold).
% 0.65/0.97      % set(auto) -> set(auto_limits).
% 0.65/0.97      % set(auto_limits) -> assign(max_weight, "100.000").
% 0.65/0.97      % set(auto_limits) -> assign(sos_limit, 20000).
% 0.65/0.97      % set(auto) -> set(auto_denials).
% 0.65/0.97      % set(auto) -> set(auto_process).
% 0.65/0.97      % set(auto2) -> assign(new_constants, 1).
% 0.65/0.97      % set(auto2) -> assign(fold_denial_max, 3).
% 0.65/0.97      % set(auto2) -> assign(max_weight, "200.000").
% 0.65/0.97      % set(auto2) -> assign(max_hours, 1).
% 0.65/0.97      % assign(max_hours, 1) -> assign(max_seconds, 3600).
% 0.65/0.97      % set(auto2) -> assign(max_seconds, 0).
% 0.65/0.97      % set(auto2) -> assign(max_minutes, 5).
% 0.65/0.97      % assign(max_minutes, 5) -> assign(max_seconds, 300).
% 0.65/0.97      % set(auto2) -> set(sort_initial_sos).
% 0.65/0.97      % set(auto2) -> assign(sos_limit, -1).
% 0.65/0.97      % set(auto2) -> assign(lrs_ticks, 3000).
% 0.65/0.97      % set(auto2) -> assign(max_megs, 400).
% 0.65/0.97      % set(auto2) -> assign(stats, some).
% 0.65/0.97      % set(auto2) -> clear(echo_input).
% 0.65/0.97      % set(auto2) -> set(quiet).
% 0.65/0.97      % set(auto2) -> clear(print_initial_clauses).
% 0.65/0.97      % set(auto2) -> clear(print_given).
% 0.65/0.97  assign(lrs_ticks,-1).
% 0.65/0.97  assign(sos_limit,10000).
% 0.65/0.97  assign(order,kbo).
% 0.65/0.97  set(lex_order_vars).
% 0.65/0.97  clear(print_given).
% 0.65/0.97  
% 0.65/0.97  % formulas(sos).  % not echoed (43 formulas)
% 0.65/0.97  
% 0.65/0.97  ============================== end of input ==========================
% 0.65/0.97  
% 0.65/0.97  % From the command line: assign(max_seconds, 300).
% 0.65/0.97  
% 0.65/0.97  ============================== PROCESS NON-CLAUSAL FORMULAS ==========
% 0.65/0.97  
% 0.65/0.97  % Formulas that are not ordinary clauses:
% 0.65/0.97  1 modus_ponens <-> (all X all Y (is_a_theorem(X) & is_a_theorem(implies(X,Y)) -> is_a_theorem(Y))) # label(modus_ponens) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  2 substitution_of_equivalents <-> (all X all Y (is_a_theorem(equiv(X,Y)) -> X = Y)) # label(substitution_of_equivalents) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  3 modus_tollens <-> (all X all Y is_a_theorem(implies(implies(not(Y),not(X)),implies(X,Y)))) # label(modus_tollens) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  4 implies_1 <-> (all X all Y is_a_theorem(implies(X,implies(Y,X)))) # label(implies_1) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  5 implies_2 <-> (all X all Y is_a_theorem(implies(implies(X,implies(X,Y)),implies(X,Y)))) # label(implies_2) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  6 implies_3 <-> (all X all Y all Z is_a_theorem(implies(implies(X,Y),implies(implies(Y,Z),implies(X,Z))))) # label(implies_3) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  7 and_1 <-> (all X all Y is_a_theorem(implies(and(X,Y),X))) # label(and_1) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  8 and_2 <-> (all X all Y is_a_theorem(implies(and(X,Y),Y))) # label(and_2) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  9 and_3 <-> (all X all Y is_a_theorem(implies(X,implies(Y,and(X,Y))))) # label(and_3) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  10 or_1 <-> (all X all Y is_a_theorem(implies(X,or(X,Y)))) # label(or_1) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  11 or_2 <-> (all X all Y is_a_theorem(implies(Y,or(X,Y)))) # label(or_2) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  12 or_3 <-> (all X all Y all Z is_a_theorem(implies(implies(X,Z),implies(implies(Y,Z),implies(or(X,Y),Z))))) # label(or_3) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  13 equivalence_1 <-> (all X all Y is_a_theorem(implies(equiv(X,Y),implies(X,Y)))) # label(equivalence_1) # label(axiom) # label(non_clause).  [assumption].
% 0.65/0.97  14 equivalence_2 <-> (all X all Y is_a_theorem(implies(equiv(X,Y),implies(Y,X)))) # label(equivalence_2) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  15 equivalence_3 <-> (all X all Y is_a_theorem(implies(implies(X,Y),implies(implies(Y,X),equiv(X,Y))))) # label(equivalence_3) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  16 kn1 <-> (all P is_a_theorem(implies(P,and(P,P)))) # label(kn1) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  17 kn2 <-> (all P all Q is_a_theorem(implies(and(P,Q),P))) # label(kn2) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  18 kn3 <-> (all P all Q all R is_a_theorem(implies(implies(P,Q),implies(not(and(Q,R)),not(and(R,P)))))) # label(kn3) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  19 cn1 <-> (all P all Q all R is_a_theorem(implies(implies(P,Q),implies(implies(Q,R),implies(P,R))))) # label(cn1) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  20 cn2 <-> (all P all Q is_a_theorem(implies(P,implies(not(P),Q)))) # label(cn2) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  21 cn3 <-> (all P is_a_theorem(implies(implies(not(P),P),P))) # label(cn3) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  22 r1 <-> (all P is_a_theorem(implies(or(P,P),P))) # label(r1) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  23 r2 <-> (all P all Q is_a_theorem(implies(Q,or(P,Q)))) # label(r2) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  24 r3 <-> (all P all Q is_a_theorem(implies(or(P,Q),or(Q,P)))) # label(r3) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  25 r4 <-> (all P all Q all R is_a_theorem(implies(or(P,or(Q,R)),or(Q,or(P,R))))) # label(r4) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  26 r5 <-> (all P all Q all R is_a_theorem(implies(implies(Q,R),implies(or(P,Q),or(P,R))))) # label(r5) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  27 op_or -> (all X all Y or(X,Y) = not(and(not(X),not(Y)))) # label(op_or) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  28 op_and -> (all X all Y and(X,Y) = not(or(not(X),not(Y)))) # label(op_and) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  29 op_implies_and -> (all X all Y implies(X,Y) = not(and(X,not(Y)))) # label(op_implies_and) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  30 op_implies_or -> (all X all Y implies(X,Y) = or(not(X),Y)) # label(op_implies_or) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  31 op_equiv -> (all X all Y equiv(X,Y) = and(implies(X,Y),implies(Y,X))) # label(op_equiv) # label(axiom) # label(non_clause).  [assumption].
% 1.11/1.43  
% 1.11/1.43  ============================== end of process non-clausal formulas ===
% 1.11/1.43  
% 1.11/1.43  ============================== PROCESS INITIAL CLAUSES ===============
% 1.11/1.43  
% 1.11/1.43  ============================== PREDICATE ELIMINATION =================
% 1.11/1.43  
% 1.11/1.43  ============================== end predicate elimination =============
% 1.11/1.43  
% 1.11/1.43  Auto_denials:  (non-Horn, no changes).
% 1.11/1.43  
% 1.11/1.43  Term ordering decisions:
% 1.11/1.43  
% 1.11/1.43  % Assigning unary symbol not kb_weight 0 and highest precedence (94).
% 1.11/1.43  Function symbol KB weights:  c1=1. c2=1. c3=1. c4=1. c5=1. c6=1. c7=1. c8=1. c9=1. c10=1. c11=1. c12=1. c13=1. c14=1. c15=1. c16=1. c17=1. c18=1. c19=1. c20=1. c21=1. c22=1. c23=1. c24=1. c25=1. c26=1. c27=1. c28=1. c29=1. c30=1. c31=1. c32=1. c33=1. c34=1. c35=1. c36=1. c37=1. c38=1. c39=1. c40=1. c41=1. c42=1. c43=1. c44=1. c45=1. c46=1. c47=1. c48=1. c49=1. c50=1. c51=1. c52=1. c53=1. c54=1. c55=1. implies=1. or=1. and=1. equiv=1. not=0.
% 1.11/1.43  
% 1.11/1.43  ============================== end of process initial clauses ========
% 1.11/1.43  
% 1.11/1.43  ============================== CLAUSES FOR SEARCH ====================
% 1.11/1.43  
% 1.11/1.43  ============================== end of clauses for search =============
% 1.11/1.43  
% 1.11/1.43  ============================== SEARCH ================================
% 1.11/1.43  
% 1.11/1.43  % Starting search at 0.02 seconds.
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=39.000, iters=3343
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=36.000, iters=3380
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=31.000, iters=3373
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=30.000, iters=3371
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=29.000, iters=3391
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=28.000, iters=3355
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=27.000, iters=3433
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=25.000, iters=3389
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=24.000, iters=3368
% 1.11/1.43  
% 1.11/1.43  Low Water (keep): wt=23.000, iters=3381
% 1.11/1.43  
% 113.55/113.86  Low Water (keep): wt=22.000, iters=3359
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=21.000, iters=3334
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=20.000, iters=3340
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=19.000, iters=3335
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=18.000, iters=3335
% 113.55/113.86  
% 113.55/113.86  NOTE: Back_subsumption disabled, ratio of kept to back_subsumed is 79 (0.00 of 1.20 sec).
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=2390, wt=111.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=2793, wt=103.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=3585, wt=83.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=1075, wt=75.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=1078, wt=55.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=2795, wt=51.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=1509, wt=47.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=1695, wt=43.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=3586, wt=41.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=2757, wt=40.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=3631, wt=39.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=2824, wt=38.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=3416, wt=37.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=10927, wt=35.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=10962, wt=34.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=11055, wt=33.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=11053, wt=32.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=11243, wt=17.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=11619, wt=16.000
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=17.000, iters=3498
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=11929, wt=15.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=12025, wt=14.000
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=13460, wt=13.000
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=16.000, iters=3340
% 113.55/113.86  
% 113.55/113.86  Low Water (displace): id=17898, wt=12.000
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=15.000, iters=4057
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=14.000, iters=3351
% 113.55/113.86  
% 113.55/113.86  Low Water (keep): wt=13.000, iters=3339
% 113.55/113.86  
% 113.55/113.86  ============================== PROOF =================================
% 113.55/113.86  % SZS status Theorem
% 113.55/113.86  % SZS output start Refutation
% 113.55/113.86  
% 113.55/113.86  % Proof 1 at 106.05 (+ 6.83) seconds.
% 113.55/113.86  % Length of proof is 344.
% 113.55/113.86  % Level of proof is 99.
% 113.55/113.86  % Maximum clause weight is 19.000.
% 113.55/113.86  % Given clauses 8695.
% 113.55/113.86  
% 113.55/113.86  1 modus_ponens <-> (all X all Y (is_a_theorem(X) & is_a_theorem(implies(X,Y)) -> is_a_theorem(Y))) # label(modus_ponens) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  2 substitution_of_equivalents <-> (all X all Y (is_a_theorem(equiv(X,Y)) -> X = Y)) # label(substitution_of_equivalents) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  7 and_1 <-> (all X all Y is_a_theorem(implies(and(X,Y),X))) # label(and_1) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  19 cn1 <-> (all P all Q all R is_a_theorem(implies(implies(P,Q),implies(implies(Q,R),implies(P,R))))) # label(cn1) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  20 cn2 <-> (all P all Q is_a_theorem(implies(P,implies(not(P),Q)))) # label(cn2) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  21 cn3 <-> (all P is_a_theorem(implies(implies(not(P),P),P))) # label(cn3) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  29 op_implies_and -> (all X all Y implies(X,Y) = not(and(X,not(Y)))) # label(op_implies_and) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  31 op_equiv -> (all X all Y equiv(X,Y) = and(implies(X,Y),implies(Y,X))) # label(op_equiv) # label(axiom) # label(non_clause).  [assumption].
% 113.55/113.86  34 op_equiv # label(luka_op_equiv) # label(axiom).  [assumption].
% 113.55/113.86  35 modus_ponens # label(luka_modus_ponens) # label(axiom).  [assumption].
% 113.55/113.86  36 cn1 # label(luka_cn1) # label(axiom).  [assumption].
% 113.55/113.86  37 cn2 # label(luka_cn2) # label(axiom).  [assumption].
% 113.55/113.86  38 cn3 # label(luka_cn3) # label(axiom).  [assumption].
% 113.55/113.86  39 substitution_of_equivalents # label(substitution_of_equivalents) # label(axiom).  [assumption].
% 113.55/113.86  40 op_implies_and # label(hilbert_op_implies_and) # label(axiom).  [assumption].
% 113.55/113.86  41 -and_1 # label(hilbert_and_1) # label(negated_conjecture).  [assumption].
% 113.55/113.86  44 and_1 | -is_a_theorem(implies(and(c14,c15),c14)) # label(and_1) # label(axiom).  [clausify(7)].
% 113.55/113.86  45 -is_a_theorem(implies(and(c14,c15),c14)).  [copy(44),unit_del(a,41)].
% 113.55/113.86  60 -substitution_of_equivalents | -is_a_theorem(equiv(A,B)) | B = A # label(substitution_of_equivalents) # label(axiom).  [clausify(2)].
% 113.55/113.86  61 -is_a_theorem(equiv(A,B)) | B = A.  [copy(60),unit_del(a,39)].
% 113.55/113.86  62 -cn2 | is_a_theorem(implies(A,implies(not(A),B))) # label(cn2) # label(axiom).  [clausify(20)].
% 113.55/113.86  63 is_a_theorem(implies(A,implies(not(A),B))).  [copy(62),unit_del(a,37)].
% 113.55/113.86  65 -cn3 | is_a_theorem(implies(implies(not(A),A),A)) # label(cn3) # label(axiom).  [clausify(21)].
% 113.55/113.86  66 is_a_theorem(implies(implies(not(A),A),A)).  [copy(65),unit_del(a,38)].
% 113.55/113.86  68 -modus_ponens | -is_a_theorem(A) | -is_a_theorem(implies(A,B)) | is_a_theorem(B) # label(modus_ponens) # label(axiom).  [clausify(1)].
% 113.55/113.86  69 -is_a_theorem(A) | -is_a_theorem(implies(A,B)) | is_a_theorem(B).  [copy(68),unit_del(a,35)].
% 113.55/113.86  79 -op_implies_and | not(and(A,not(B))) = implies(A,B) # label(op_implies_and) # label(axiom).  [clausify(29)].
% 113.55/113.86  80 not(and(A,not(B))) = implies(A,B).  [copy(79),unit_del(a,40)].
% 113.55/113.86  89 -op_equiv | and(implies(A,B),implies(B,A)) = equiv(A,B) # label(op_equiv) # label(axiom).  [clausify(31)].
% 113.55/113.86  90 and(implies(A,B),implies(B,A)) = equiv(A,B).  [copy(89),unit_del(a,34)].
% 113.55/113.86  95 -cn1 | is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))) # label(cn1) # label(axiom).  [clausify(19)].
% 113.55/113.86  96 is_a_theorem(implies(implies(A,B),implies(implies(B,C),implies(A,C)))).  [copy(95),unit_del(a,36)].
% 113.55/113.86  124 -is_a_theorem(implies(not(A),A)) | is_a_theorem(A).  [resolve(69,b,66,a)].
% 113.55/113.86  125 -is_a_theorem(A) | is_a_theorem(implies(not(A),B)).  [resolve(69,b,63,a)].
% 113.55/113.86  127 -is_a_theorem(implies(implies(implies(not(A),A),A),implies(and(c14,c15),c14))).  [ur(69,a,66,a,c,45,a)].
% 113.55/113.86  129 is_a_theorem(implies(and(A,not(B)),implies(implies(A,B),C))).  [para(80(a,1),63(a,1,2,1))].
% 113.55/113.86  130 is_a_theorem(implies(implies(implies(A,B),and(A,not(B))),and(A,not(B)))).  [para(80(a,1),66(a,1,1,1))].
% 113.55/113.86  131 not(and(A,implies(B,C))) = implies(A,and(B,not(C))).  [para(80(a,1),80(a,1,1,2))].
% 113.55/113.86  132 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(B,C),implies(A,C))).  [resolve(96,a,69,b)].
% 113.55/113.86  142 -is_a_theorem(implies(and(c14,c15),implies(not(c14),c14))).  [ur(69,b,96,a,c,127,a)].
% 113.55/113.86  152 -is_a_theorem(implies(implies(A,B),and(A,not(B)))) | is_a_theorem(and(A,not(B))).  [para(80(a,1),124(a,1,1))].
% 113.55/113.86  224 is_a_theorem(implies(implies(implies(implies(A,B),C),D),implies(and(A,not(B)),D))).  [resolve(132,a,129,a)].
% 113.55/113.86  225 is_a_theorem(implies(implies(implies(implies(A,B),implies(C,B)),D),implies(implies(C,A),D))).  [resolve(132,a,96,a)].
% 113.55/113.86  226 is_a_theorem(implies(implies(A,B),implies(implies(not(A),A),B))).  [resolve(132,a,66,a)].
% 113.55/113.86  227 is_a_theorem(implies(implies(implies(not(A),B),C),implies(A,C))).  [resolve(132,a,63,a)].
% 113.55/113.86  228 is_a_theorem(implies(implies(implies(implies(not(A),A),B),C),implies(implies(A,B),C))).  [resolve(226,a,132,a)].
% 113.55/113.86  230 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(not(A),A),B)).  [resolve(226,a,69,b)].
% 113.55/113.86  292 is_a_theorem(implies(implies(implies(A,B),C),implies(implies(implies(not(A),D),B),C))).  [resolve(227,a,132,a)].
% 113.55/113.86  294 -is_a_theorem(implies(implies(not(A),B),C)) | is_a_theorem(implies(A,C)).  [resolve(227,a,69,b)].
% 113.55/113.86  295 -is_a_theorem(implies(implies(not(and(c14,c15)),A),implies(not(c14),c14))).  [ur(69,b,227,a,c,142,a)].
% 113.55/113.86  342 implies(implies(A,B),and(B,not(A))) = not(equiv(A,B)).  [para(90(a,1),131(a,1,1)),flip(a)].
% 113.55/113.86  411 is_a_theorem(implies(A,implies(implies(B,C),implies(not(A),C)))).  [resolve(294,a,96,a)].
% 113.55/113.86  412 is_a_theorem(implies(A,A)).  [resolve(294,a,66,a)].
% 113.55/113.86  414 -is_a_theorem(implies(implies(implies(A,B),C),D)) | is_a_theorem(implies(and(A,not(B)),D)).  [para(80(a,1),294(a,1,1,1))].
% 113.55/113.86  416 is_a_theorem(implies(not(implies(A,A)),B)).  [resolve(412,a,125,a)].
% 113.55/113.86  436 is_a_theorem(implies(implies(A,B),implies(not(implies(C,C)),B))).  [resolve(416,a,132,a)].
% 113.55/113.86  628 is_a_theorem(implies(implies(not(A),A),implies(implies(B,C),implies(not(A),C)))).  [resolve(411,a,230,a)].
% 113.55/113.86  629 is_a_theorem(implies(implies(implies(implies(A,B),implies(not(C),B)),D),implies(C,D))).  [resolve(411,a,132,a)].
% 113.55/113.86  746 is_a_theorem(implies(A,implies(not(implies(B,B)),C))).  [resolve(436,a,294,a)].
% 113.55/113.86  778 is_a_theorem(implies(implies(implies(not(implies(A,A)),B),C),implies(D,C))).  [resolve(746,a,132,a)].
% 113.55/113.86  1285 is_a_theorem(implies(not(equiv(A,A)),and(A,not(A)))).  [para(342(a,1),130(a,1,1))].
% 113.55/113.86  1352 is_a_theorem(implies(implies(and(A,not(A)),B),implies(not(equiv(A,A)),B))).  [resolve(1285,a,132,a)].
% 113.55/113.86  1726 -is_a_theorem(implies(not(c14),not(and(c14,c15)))).  [ur(132,b,295,a)].
% 113.55/113.86  2270 -is_a_theorem(implies(implies(not(implies(A,A)),B),C)) | is_a_theorem(implies(D,C)).  [resolve(778,a,69,b)].
% 113.55/113.86  3003 is_a_theorem(implies(A,implies(B,B))).  [resolve(2270,a,66,a)].
% 113.55/113.86  3010 is_a_theorem(implies(implies(implies(A,A),B),implies(C,B))).  [resolve(3003,a,132,a)].
% 113.55/113.86  3354 is_a_theorem(implies(implies(implies(A,B),C),implies(implies(implies(D,D),B),C))).  [resolve(3010,a,132,a)].
% 113.55/113.86  3356 -is_a_theorem(implies(implies(A,A),B)) | is_a_theorem(implies(C,B)).  [resolve(3010,a,69,b)].
% 113.55/113.86  3431 is_a_theorem(implies(A,implies(B,implies(not(B),C)))).  [resolve(3356,a,227,a)].
% 113.55/113.86  3432 is_a_theorem(implies(A,implies(implies(not(B),B),B))).  [resolve(3356,a,226,a)].
% 113.55/113.86  3513 is_a_theorem(implies(implies(implies(A,implies(not(A),B)),C),implies(D,C))).  [resolve(3431,a,132,a)].
% 113.55/113.86  3803 is_a_theorem(implies(implies(implies(implies(not(A),A),A),B),implies(C,B))).  [resolve(3432,a,132,a)].
% 113.55/113.86  5426 -is_a_theorem(implies(implies(implies(not(A),A),A),B)) | is_a_theorem(implies(C,B)).  [resolve(3803,a,69,b)].
% 113.55/113.86  6318 -is_a_theorem(implies(not(A),A)) | is_a_theorem(implies(implies(B,C),implies(not(A),C))).  [resolve(628,a,69,b)].
% 113.55/113.86  6984 -is_a_theorem(implies(and(A,not(A)),B)) | is_a_theorem(implies(not(equiv(A,A)),B)).  [resolve(1352,a,69,b)].
% 113.55/113.86  7295 is_a_theorem(implies(A,implies(implies(implies(B,B),C),C))).  [resolve(3354,a,5426,a)].
% 113.55/113.86  7305 -is_a_theorem(implies(implies(A,B),C)) | is_a_theorem(implies(implies(implies(D,D),B),C)).  [resolve(3354,a,69,b)].
% 113.55/113.86  7320 is_a_theorem(implies(implies(implies(implies(implies(A,A),B),B),C),implies(D,C))).  [resolve(7295,a,132,a)].
% 113.55/113.86  7322 is_a_theorem(implies(implies(implies(A,A),B),B)).  [resolve(7295,a,124,a)].
% 113.55/113.86  7364 is_a_theorem(implies(implies(A,B),implies(implies(implies(C,C),A),B))).  [resolve(7322,a,132,a)].
% 113.55/113.86  7365 -is_a_theorem(implies(implies(A,A),B)) | is_a_theorem(B).  [resolve(7322,a,69,b)].
% 113.55/113.86  7531 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(implies(C,C),A),B)).  [resolve(7364,a,69,b)].
% 113.55/113.86  8015 is_a_theorem(implies(implies(implies(A,A),implies(implies(B,B),C)),implies(D,C))).  [resolve(7531,a,3010,a)].
% 113.55/113.86  9512 is_a_theorem(implies(implies(implies(A,A),B),implies(implies(B,C),implies(D,C)))).  [resolve(7305,a,96,a)].
% 113.55/113.86  9571 -is_a_theorem(implies(implies(implies(implies(A,A),B),B),C)) | is_a_theorem(implies(D,C)).  [resolve(7320,a,69,b)].
% 113.55/113.86  10113 -is_a_theorem(implies(implies(A,A),implies(implies(B,B),C))) | is_a_theorem(implies(D,C)).  [resolve(8015,a,69,b)].
% 113.55/113.86  10383 -is_a_theorem(implies(implies(A,A),B)) | is_a_theorem(implies(implies(B,C),implies(D,C))).  [resolve(9512,a,69,b)].
% 113.55/113.86  11083 is_a_theorem(implies(A,implies(and(B,not(B)),C))).  [resolve(224,a,9571,a)].
% 113.55/113.86  11113 is_a_theorem(implies(and(A,not(A)),B)).  [resolve(11083,a,7365,a)].
% 113.55/113.86  11173 is_a_theorem(implies(not(equiv(A,A)),B)).  [back_unit_del(6984),unit_del(a,11113)].
% 113.55/113.86  11397 is_a_theorem(implies(implies(A,B),implies(not(equiv(C,C)),B))).  [resolve(11173,a,6318,a)].
% 113.55/113.86  12288 is_a_theorem(implies(implies(implies(not(equiv(A,A)),B),C),implies(D,C))).  [resolve(11397,a,10383,a)].
% 113.55/113.86  12718 is_a_theorem(implies(A,implies(B,equiv(C,C)))).  [resolve(12288,a,5426,a)].
% 113.55/113.86  12740 is_a_theorem(implies(implies(implies(A,equiv(B,B)),C),implies(D,C))).  [resolve(12718,a,10383,a)].
% 113.55/113.86  12743 is_a_theorem(implies(A,equiv(B,B))).  [resolve(12718,a,10113,a)].
% 113.55/113.86  12821 is_a_theorem(implies(implies(equiv(A,A),B),implies(C,B))).  [resolve(12743,a,10383,a)].
% 113.55/113.86  13193 is_a_theorem(implies(implies(implies(A,B),C),implies(implies(equiv(D,D),B),C))).  [resolve(12821,a,132,a)].
% 113.55/113.86  13242 -is_a_theorem(implies(implies(implies(not(A),A),B),C)) | is_a_theorem(implies(implies(A,B),C)).  [resolve(228,a,69,b)].
% 113.55/113.86  14395 is_a_theorem(implies(A,implies(implies(equiv(B,B),C),C))).  [resolve(13193,a,9571,a)].
% 113.55/113.86  14411 -is_a_theorem(implies(implies(A,B),C)) | is_a_theorem(implies(implies(equiv(D,D),B),C)).  [resolve(13193,a,69,b)].
% 113.55/113.86  14424 is_a_theorem(implies(implies(implies(implies(equiv(A,A),B),B),C),implies(D,C))).  [resolve(14395,a,10383,a)].
% 113.55/113.86  14436 is_a_theorem(implies(implies(equiv(A,A),B),B)).  [resolve(14395,a,7365,a)].
% 113.55/113.86  14476 is_a_theorem(implies(implies(A,B),implies(implies(equiv(C,C),A),B))).  [resolve(14436,a,132,a)].
% 113.55/113.86  14477 -is_a_theorem(implies(equiv(A,A),B)) | is_a_theorem(B).  [resolve(14436,a,69,b)].
% 113.55/113.86  14656 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(equiv(C,C),A),B)).  [resolve(14476,a,69,b)].
% 113.55/113.86  16734 is_a_theorem(implies(implies(equiv(A,A),B),implies(implies(B,C),implies(D,C)))).  [resolve(14411,a,9512,a)].
% 113.55/113.86  16806 -is_a_theorem(implies(implies(implies(equiv(A,A),B),B),C)) | is_a_theorem(implies(D,C)).  [resolve(14424,a,69,b)].
% 113.55/113.86  18186 -is_a_theorem(implies(equiv(A,A),B)) | is_a_theorem(implies(implies(B,C),implies(D,C))).  [resolve(16734,a,69,b)].
% 113.55/113.86  19398 is_a_theorem(implies(A,implies(implies(implies(not(equiv(B,B)),C),D),D))).  [resolve(292,a,16806,a)].
% 113.55/113.86  19405 is_a_theorem(implies(A,implies(implies(implies(not(implies(B,B)),C),D),D))).  [resolve(292,a,9571,a)].
% 113.55/113.86  19412 is_a_theorem(implies(A,implies(implies(implies(not(not(B)),C),B),B))).  [resolve(292,a,5426,a)].
% 113.55/113.86  19422 -is_a_theorem(implies(implies(A,B),C)) | is_a_theorem(implies(implies(implies(not(A),D),B),C)).  [resolve(292,a,69,b)].
% 113.55/113.86  19445 is_a_theorem(implies(implies(implies(not(not(A)),B),A),A)).  [resolve(19412,a,14477,a)].
% 113.55/113.86  19481 is_a_theorem(implies(implies(A,B),implies(implies(implies(not(not(A)),C),A),B))).  [resolve(19445,a,132,a)].
% 113.55/113.86  19482 -is_a_theorem(implies(implies(not(not(A)),B),A)) | is_a_theorem(A).  [resolve(19445,a,69,b)].
% 113.55/113.86  19511 is_a_theorem(implies(implies(implies(not(equiv(A,A)),B),C),C)).  [resolve(19398,a,19482,a)].
% 113.55/113.86  19558 -is_a_theorem(implies(implies(not(equiv(A,A)),B),C)) | is_a_theorem(C).  [resolve(19511,a,69,b)].
% 113.55/113.86  19576 -is_a_theorem(not(equiv(not(equiv(A,A)),B))) | is_a_theorem(and(B,not(not(equiv(A,A))))).  [para(342(a,1),19558(a,1))].
% 113.55/113.86  19589 is_a_theorem(implies(implies(implies(not(implies(A,A)),B),C),C)).  [resolve(19405,a,19558,a)].
% 113.55/113.86  19635 is_a_theorem(implies(implies(A,B),implies(implies(implies(not(implies(C,C)),D),A),B))).  [resolve(19589,a,132,a)].
% 113.55/113.86  19768 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(implies(not(not(A)),C),A),B)).  [resolve(19481,a,69,b)].
% 113.55/113.86  20429 is_a_theorem(implies(implies(implies(not(implies(A,A)),B),and(A,not(A))),C)).  [resolve(19768,a,11113,a),rewrite([80(3)])].
% 113.55/113.86  21114 is_a_theorem(implies(and(not(implies(A,A)),not(B)),C)).  [resolve(414,a,20429,a)].
% 113.55/113.86  21117 is_a_theorem(implies(and(not(equiv(A,A)),not(B)),C)).  [resolve(414,a,19511,a)].
% 113.55/113.86  21119 is_a_theorem(implies(and(not(not(A)),not(B)),A)).  [resolve(414,a,19445,a)].
% 113.55/113.86  21126 is_a_theorem(implies(and(A,not(equiv(B,B))),implies(C,D))).  [resolve(414,a,12740,a)].
% 113.55/113.86  21132 is_a_theorem(implies(and(implies(implies(A,A),B),not(B)),implies(C,D))).  [resolve(414,a,7320,a)].
% 113.55/113.86  21134 is_a_theorem(implies(and(implies(not(A),A),not(A)),implies(B,C))).  [resolve(414,a,3803,a)].
% 113.55/113.86  21135 is_a_theorem(implies(and(A,not(implies(not(A),B))),implies(C,D))).  [resolve(414,a,3513,a)].
% 113.55/113.86  21144 is_a_theorem(implies(and(A,not(B)),implies(implies(implies(not(A),C),B),D))).  [resolve(414,a,292,a)].
% 113.55/113.86  21146 is_a_theorem(implies(and(not(A),not(B)),implies(A,C))).  [resolve(414,a,227,a)].
% 113.55/113.86  21147 is_a_theorem(implies(and(implies(A,B),not(implies(C,B))),implies(implies(C,A),D))).  [resolve(414,a,225,a)].
% 113.55/113.86  21158 is_a_theorem(implies(implies(equiv(A,A),and(not(not(B)),not(C))),B)).  [resolve(21119,a,14656,a)].
% 113.55/113.86  21172 is_a_theorem(implies(implies(implies(not(not(A)),B),and(not(not(A)),not(B))),A)).  [resolve(21119,a,230,a),rewrite([80(5)])].
% 113.55/113.86  21173 is_a_theorem(implies(implies(A,B),implies(and(not(not(A)),not(C)),B))).  [resolve(21119,a,132,a)].
% 113.55/113.86  21462 is_a_theorem(implies(implies(equiv(A,A),and(not(implies(B,B)),not(C))),D)).  [resolve(21114,a,14656,a)].
% 113.55/113.86  21510 is_a_theorem(implies(implies(implies(A,A),and(not(equiv(B,B)),not(C))),D)).  [resolve(21117,a,7531,a)].
% 113.55/113.86  21558 is_a_theorem(implies(implies(implies(not(A),B),and(not(A),not(B))),implies(A,C))).  [resolve(21146,a,230,a),rewrite([80(4)])].
% 113.55/113.86  21859 is_a_theorem(implies(implies(implies(A,B),C),implies(and(D,not(equiv(E,E))),C))).  [resolve(21126,a,132,a)].
% 113.55/113.86  22167 is_a_theorem(implies(and(implies(not(A),A),not(A)),not(equiv(B,C)))).  [para(342(a,1),21134(a,1,2))].
% 113.55/113.86  22205 is_a_theorem(implies(and(A,not(implies(not(A),B))),not(equiv(C,D)))).  [para(342(a,1),21135(a,1,2))].
% 113.55/113.86  22474 is_a_theorem(implies(and(implies(implies(A,A),B),not(B)),not(equiv(C,D)))).  [para(342(a,1),21132(a,1,2))].
% 113.55/113.86  22822 is_a_theorem(implies(and(not(not(not(equiv(A,A)))),not(B)),C)).  [resolve(21173,a,19558,a)].
% 113.55/113.86  22833 is_a_theorem(implies(implies(implies(and(not(not(A)),not(B)),A),C),implies(D,C))).  [resolve(21173,a,10383,a)].
% 113.55/113.86  22987 is_a_theorem(implies(implies(implies(A,A),and(not(not(not(equiv(B,B)))),not(C))),D)).  [resolve(22822,a,7531,a)].
% 113.55/113.86  25247 is_a_theorem(implies(and(A,implies(B,not(A))),implies(not(equiv(not(A),B)),C))).  [para(342(a,1),21144(a,1,2,1)),rewrite([80(4)])].
% 113.55/113.86  25560 is_a_theorem(and(equiv(A,A),implies(not(implies(B,B)),C))).  [resolve(21462,a,152,a),rewrite([80(6)])].
% 113.55/113.86  25813 is_a_theorem(and(implies(A,A),implies(not(equiv(B,B)),C))).  [resolve(21510,a,152,a),rewrite([80(6)])].
% 113.55/113.86  28623 -is_a_theorem(implies(implies(implies(A,B),implies(not(C),B)),D)) | is_a_theorem(implies(C,D)).  [resolve(629,a,69,b)].
% 113.55/113.86  47645 is_a_theorem(implies(implies(implies(not(equiv(A,A)),B),and(not(not(C)),not(D))),C)).  [resolve(19422,a,21158,a)].
% 113.55/113.86  50859 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(implies(not(implies(C,C)),D),A),B)).  [resolve(19635,a,69,b)].
% 113.55/113.86  53143 is_a_theorem(implies(implies(not(A),and(not(not(A)),not(not(A)))),A)).  [resolve(21172,a,13242,a)].
% 113.55/113.86  53208 -is_a_theorem(implies(not(A),and(not(not(A)),not(not(A))))) | is_a_theorem(A).  [resolve(53143,a,69,b)].
% 113.55/113.86  53245 is_a_theorem(implies(implies(A,and(not(A),not(A))),implies(A,B))).  [resolve(21558,a,13242,a)].
% 113.55/113.86  53288 is_a_theorem(implies(implies(implies(not(A),B),and(not(A),not(A))),implies(A,C))).  [resolve(53245,a,19422,a)].
% 113.55/113.86  53434 is_a_theorem(implies(A,implies(and(B,not(equiv(C,C))),D))).  [resolve(21859,a,16806,a)].
% 113.55/113.86  53477 is_a_theorem(implies(implies(implies(and(A,not(equiv(B,B))),C),D),implies(E,D))).  [resolve(53434,a,18186,a)].
% 113.55/113.86  57920 -is_a_theorem(and(A,implies(B,not(A)))) | is_a_theorem(implies(not(equiv(not(A),B)),C)).  [resolve(25247,a,69,b)].
% 113.55/113.86  59059 is_a_theorem(implies(A,implies(B,implies(not(A),C)))).  [resolve(28623,a,22833,a)].
% 113.55/113.86  59068 is_a_theorem(implies(A,implies(implies(implies(not(A),B),C),implies(D,C)))).  [resolve(28623,a,9512,a)].
% 113.55/113.86  59148 is_a_theorem(implies(implies(implies(A,implies(not(B),C)),D),implies(B,D))).  [resolve(59059,a,132,a)].
% 113.55/113.86  63992 is_a_theorem(implies(A,implies(B,implies(C,implies(not(B),D))))).  [resolve(59148,a,3356,a)].
% 113.55/113.86  64048 -is_a_theorem(implies(implies(A,implies(not(not(c14)),B)),not(and(c14,c15)))).  [ur(69,b,59148,a,c,1726,a)].
% 113.55/113.86  109203 is_a_theorem(implies(implies(implies(not(implies(A,A)),B),and(not(equiv(C,C)),not(D))),E)).  [resolve(50859,a,21117,a)].
% 113.55/113.86  109992 is_a_theorem(implies(and(and(A,not(equiv(B,B))),not(C)),implies(D,E))).  [resolve(53477,a,414,a)].
% 113.55/113.86  110144 is_a_theorem(implies(and(and(A,not(equiv(B,B))),not(C)),not(equiv(D,E)))).  [para(342(a,1),109992(a,1,2))].
% 113.55/113.86  113449 is_a_theorem(implies(not(equiv(not(implies(A,A)),not(equiv(B,B)))),C)).  [resolve(57920,a,25813,a)].
% 113.55/113.86  113452 is_a_theorem(implies(not(equiv(not(equiv(A,A)),not(implies(B,B)))),C)).  [resolve(57920,a,25560,a)].
% 113.55/113.86  113492 is_a_theorem(equiv(not(implies(A,A)),not(equiv(B,B)))).  [resolve(113449,a,53208,a)].
% 113.55/113.86  113589 not(equiv(A,A)) = not(implies(B,B)).  [resolve(113492,a,61,a)].
% 113.55/113.86  113597 not(equiv(A,A)) = c_0.  [new_symbol(113589)].
% 113.55/113.86  113601 not(implies(A,A)) = c_0.  [back_rewrite(113589),rewrite([113597(2)]),flip(a)].
% 113.55/113.86  113612 is_a_theorem(implies(c_0,A)).  [back_rewrite(113452),rewrite([113597(2),113601(3),113597(4)])].
% 113.55/113.86  113620 is_a_theorem(implies(and(and(A,c_0),not(B)),not(equiv(C,D)))).  [back_rewrite(110144),rewrite([113597(2)])].
% 113.55/113.86  113634 is_a_theorem(implies(implies(implies(c_0,A),and(c_0,not(B))),C)).  [back_rewrite(109203),rewrite([113601(2),113597(4)])].
% 113.55/113.86  113981 is_a_theorem(implies(implies(implies(c_0,A),and(not(not(B)),not(C))),B)).  [back_rewrite(47645),rewrite([113597(2)])].
% 113.55/113.86  114188 is_a_theorem(implies(implies(implies(A,A),and(not(not(c_0)),not(B))),C)).  [back_rewrite(22987),rewrite([113597(3)])].
% 113.55/113.86  114259 -is_a_theorem(not(equiv(c_0,A))) | is_a_theorem(and(A,not(c_0))).  [back_rewrite(19576),rewrite([113597(2),113597(6)])].
% 113.55/113.86  114263 -is_a_theorem(implies(implies(c_0,A),B)) | is_a_theorem(B).  [back_rewrite(19558),rewrite([113597(2)])].
% 113.55/113.86  116061 implies(A,equiv(B,B)) = not(and(A,c_0)).  [para(113597(a,1),80(a,1,1,2)),flip(a)].
% 113.55/113.86  116190 is_a_theorem(implies(and(implies(not(A),A),not(A)),c_0)).  [para(113597(a,1),22167(a,1,2))].
% 113.55/113.86  116191 is_a_theorem(implies(and(A,not(implies(not(A),B))),c_0)).  [para(113597(a,1),22205(a,1,2))].
% 113.55/113.86  116213 is_a_theorem(implies(and(implies(implies(A,A),B),not(B)),c_0)).  [para(113597(a,1),22474(a,1,2))].
% 113.55/113.86  117246 implies(A,implies(B,B)) = not(and(A,c_0)).  [para(113601(a,1),80(a,1,1,2)),flip(a)].
% 113.55/113.86  126203 -is_a_theorem(implies(not(and(equiv(A,A),c_0)),B)) | is_a_theorem(B).  [para(116061(a,1),7365(a,1,1))].
% 113.55/113.86  127292 is_a_theorem(implies(implies(c_0,A),implies(and(implies(not(B),B),not(B)),A))).  [resolve(116190,a,132,a)].
% 113.55/113.86  127406 is_a_theorem(implies(implies(c_0,A),implies(and(B,not(implies(not(B),C))),A))).  [resolve(116191,a,132,a)].
% 113.55/113.86  129119 is_a_theorem(and(implies(c_0,A),implies(c_0,B))).  [resolve(113634,a,152,a),rewrite([80(6)])].
% 113.55/113.86  129153 is_a_theorem(implies(not(equiv(not(implies(c_0,A)),c_0)),B)).  [resolve(129119,a,57920,a)].
% 113.55/113.86  129333 is_a_theorem(equiv(not(implies(c_0,A)),c_0)).  [resolve(129153,a,53208,a)].
% 113.55/113.86  129426 not(implies(c_0,A)) = c_0.  [resolve(129333,a,61,a),flip(a)].
% 113.55/113.86  129428 implies(A,implies(c_0,B)) = not(and(A,c_0)).  [para(129426(a,1),80(a,1,1,2)),flip(a)].
% 113.55/113.86  134398 is_a_theorem(implies(and(implies(not(and(equiv(A,A),c_0)),B),not(B)),c_0)).  [para(116061(a,1),116213(a,1,1,1,1))].
% 113.55/113.86  141161 is_a_theorem(implies(and(and(A,c_0),not(B)),c_0)).  [para(113597(a,1),113620(a,1,2))].
% 113.55/113.86  141240 is_a_theorem(implies(implies(c_0,A),implies(and(and(B,c_0),not(C)),A))).  [resolve(141161,a,132,a)].
% 113.55/113.86  164285 is_a_theorem(implies(not(equiv(c_0,not(not(A)))),A)).  [para(342(a,1),113981(a,1,1))].
% 113.55/113.86  164356 is_a_theorem(implies(implies(A,B),implies(not(equiv(c_0,not(not(A)))),B))).  [resolve(164285,a,132,a)].
% 113.55/113.86  166258 is_a_theorem(and(implies(A,A),implies(not(not(c_0)),B))).  [resolve(114188,a,152,a),rewrite([80(7)])].
% 113.55/113.86  166296 is_a_theorem(implies(not(equiv(c_0,not(not(c_0)))),A)).  [resolve(166258,a,57920,a),rewrite([113601(2)])].
% 113.55/113.86  166366 is_a_theorem(equiv(c_0,not(not(c_0)))).  [resolve(166296,a,53208,a)].
% 113.55/113.86  166459 not(not(c_0)) = c_0.  [resolve(166366,a,61,a)].
% 113.55/113.86  166478 not(and(A,c_0)) = implies(A,not(c_0)).  [para(166459(a,1),80(a,1,1,2))].
% 113.55/113.86  166479 is_a_theorem(not(c_0)).  [para(166459(a,1),124(a,1,1)),unit_del(a,113612)].
% 113.55/113.86  166486 implies(implies(not(c_0),A),and(A,c_0)) = not(equiv(not(c_0),A)).  [para(166459(a,1),342(a,1,2,2))].
% 113.55/113.86  166489 is_a_theorem(implies(A,not(c_0))).  [para(166459(a,1),3431(a,1,2,2,1)),rewrite([129428(5),166478(5),117246(6),166478(3)])].
% 113.55/113.86  167118 is_a_theorem(implies(and(implies(implies(equiv(A,A),not(c_0)),B),not(B)),c_0)).  [back_rewrite(134398),rewrite([166478(4)])].
% 113.55/113.86  167320 implies(A,implies(c_0,B)) = implies(A,not(c_0)).  [back_rewrite(129428),rewrite([166478(6)])].
% 113.55/113.86  167554 -is_a_theorem(implies(implies(equiv(A,A),not(c_0)),B)) | is_a_theorem(B).  [back_rewrite(126203),rewrite([166478(4)])].
% 113.55/113.86  167721 implies(A,implies(B,B)) = implies(A,not(c_0)).  [back_rewrite(117246),rewrite([166478(5)])].
% 113.55/113.86  168080 implies(A,equiv(B,B)) = implies(A,not(c_0)).  [back_rewrite(116061),rewrite([166478(5)])].
% 113.55/113.86  168624 is_a_theorem(implies(implies(not(c_0),A),implies(B,A))).  [resolve(166489,a,18186,a)].
% 113.55/113.86  169688 is_a_theorem(implies(implies(implies(A,B),C),implies(implies(not(c_0),B),C))).  [resolve(168624,a,132,a)].
% 113.55/113.86  188395 is_a_theorem(implies(and(and(A,c_0),not(B)),C)).  [resolve(141240,a,114263,a)].
% 113.55/113.86  199455 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(not(equiv(c_0,not(not(A)))),B)).  [resolve(164356,a,69,b)].
% 113.55/113.86  212808 is_a_theorem(implies(A,implies(implies(not(c_0),B),B))).  [resolve(169688,a,16806,a)].
% 113.55/113.86  212813 is_a_theorem(implies(implies(A,B),implies(implies(not(c_0),A),B))).  [resolve(169688,a,13242,a)].
% 113.55/113.86  212839 is_a_theorem(implies(implies(not(c_0),A),A)).  [resolve(212808,a,167554,a)].
% 113.55/113.86  212975 -is_a_theorem(implies(not(c_0),A)) | is_a_theorem(A).  [resolve(212839,a,69,b)].
% 113.55/113.86  216852 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(implies(not(c_0),A),B)).  [resolve(212813,a,69,b)].
% 113.55/113.86  218343 is_a_theorem(implies(implies(not(c_0),and(and(A,c_0),not(B))),C)).  [resolve(216852,a,188395,a)].
% 113.55/113.86  226079 is_a_theorem(and(not(c_0),implies(and(A,c_0),B))).  [resolve(218343,a,152,a),rewrite([80(7)])].
% 113.55/113.86  226113 is_a_theorem(implies(not(equiv(c_0,and(A,c_0))),B)).  [resolve(226079,a,57920,a),rewrite([166459(3)])].
% 113.55/113.86  226182 is_a_theorem(equiv(c_0,and(A,c_0))).  [resolve(226113,a,53208,a)].
% 113.55/113.86  226276 and(A,c_0) = c_0.  [resolve(226182,a,61,a)].
% 113.55/113.86  226325 implies(implies(not(c_0),A),c_0) = not(equiv(not(c_0),A)).  [back_rewrite(166486),rewrite([226276(5)])].
% 113.55/113.86  226326 implies(A,not(c_0)) = not(c_0).  [back_rewrite(166478),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  226347 implies(A,equiv(B,B)) = not(c_0).  [back_rewrite(168080),rewrite([226326(5)])].
% 113.55/113.86  226354 implies(A,implies(B,B)) = not(c_0).  [back_rewrite(167721),rewrite([226326(5)])].
% 113.55/113.86  226371 implies(A,implies(c_0,B)) = not(c_0).  [back_rewrite(167320),rewrite([226326(6)])].
% 113.55/113.86  226374 is_a_theorem(implies(and(implies(not(c_0),A),not(A)),c_0)).  [back_rewrite(167118),rewrite([226326(4)])].
% 113.55/113.86  226422 and(not(c_0),implies(not(c_0),A)) = equiv(A,not(c_0)).  [para(226326(a,1),90(a,1,1))].
% 113.55/113.86  226423 and(implies(not(c_0),A),not(c_0)) = equiv(not(c_0),A).  [para(226326(a,1),90(a,1,2))].
% 113.55/113.86  228893 is_a_theorem(implies(implies(c_0,A),implies(and(implies(not(c_0),B),not(B)),A))).  [resolve(226374,a,132,a)].
% 113.55/113.86  229607 implies(not(c_0),c_0) = c_0.  [para(113597(a,1),226325(a,2)),rewrite([226326(5)])].
% 113.55/113.86  229635 not(equiv(not(c_0),equiv(A,A))) = c_0.  [para(226347(a,1),226325(a,1,1)),rewrite([229607(4)]),flip(a)].
% 113.55/113.86  229636 not(equiv(not(c_0),implies(A,A))) = c_0.  [para(226354(a,1),226325(a,1,1)),rewrite([229607(4)]),flip(a)].
% 113.55/113.86  229637 not(equiv(not(c_0),implies(c_0,A))) = c_0.  [para(226371(a,1),226325(a,1,1)),rewrite([229607(4)]),flip(a)].
% 113.55/113.86  229640 is_a_theorem(implies(implies(not(c_0),A),implies(implies(A,c_0),c_0))).  [para(229607(a,1),96(a,1,2,2))].
% 113.55/113.86  229665 is_a_theorem(implies(and(implies(A,c_0),not(c_0)),implies(implies(not(c_0),A),B))).  [para(229607(a,1),21147(a,1,1,2,1))].
% 113.55/113.86  229669 is_a_theorem(implies(A,implies(implies(implies(not(A),B),c_0),c_0))).  [para(229607(a,1),59068(a,1,2,2))].
% 113.55/113.86  229695 implies(A,equiv(not(c_0),equiv(B,B))) = not(c_0).  [para(229635(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  229696 is_a_theorem(equiv(not(c_0),equiv(A,A))).  [para(229635(a,1),124(a,1,1)),rewrite([229695(6)]),unit_del(a,166479)].
% 113.55/113.86  229743 equiv(A,A) = not(c_0).  [resolve(229696,a,61,a)].
% 113.55/113.86  230334 implies(A,equiv(not(c_0),implies(B,B))) = not(c_0).  [para(229636(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  230335 is_a_theorem(equiv(not(c_0),implies(A,A))).  [para(229636(a,1),124(a,1,1)),rewrite([230334(6)]),unit_del(a,166479)].
% 113.55/113.86  230396 implies(A,A) = not(c_0).  [resolve(230335,a,61,a)].
% 113.55/113.86  231438 and(not(c_0),not(c_0)) = not(c_0).  [para(230396(a,1),90(a,1,1)),rewrite([230396(3),229743(6)])].
% 113.55/113.86  231439 is_a_theorem(implies(implies(A,B),implies(not(c_0),implies(A,B)))).  [para(230396(a,1),96(a,1,2,1))].
% 113.55/113.86  231440 implies(A,and(B,not(B))) = implies(A,c_0).  [para(230396(a,1),131(a,1,1,2)),rewrite([80(4)]),flip(a)].
% 113.55/113.86  231485 implies(A,equiv(not(c_0),implies(c_0,B))) = not(c_0).  [para(229637(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  231486 is_a_theorem(equiv(not(c_0),implies(c_0,A))).  [para(229637(a,1),124(a,1,1)),rewrite([231485(7)]),unit_del(a,166479)].
% 113.55/113.86  231583 implies(c_0,A) = not(c_0).  [resolve(231486,a,61,a)].
% 113.55/113.86  231790 is_a_theorem(implies(not(c_0),implies(and(implies(not(c_0),A),not(A)),B))).  [back_rewrite(228893),rewrite([231583(2)])].
% 113.55/113.86  231792 is_a_theorem(implies(not(c_0),implies(and(A,not(implies(not(A),B))),C))).  [back_rewrite(127406),rewrite([231583(2)])].
% 113.55/113.86  231793 is_a_theorem(implies(not(c_0),implies(and(implies(not(A),A),not(A)),B))).  [back_rewrite(127292),rewrite([231583(2)])].
% 113.55/113.86  231796 and(implies(A,c_0),not(c_0)) = equiv(A,c_0).  [para(231583(a,1),90(a,1,2))].
% 113.55/113.86  231797 is_a_theorem(implies(implies(A,c_0),implies(not(c_0),implies(A,B)))).  [para(231583(a,1),96(a,1,2,1))].
% 113.55/113.86  231798 implies(A,and(c_0,not(B))) = implies(A,c_0).  [para(231583(a,1),131(a,1,1,2)),rewrite([80(4)]),flip(a)].
% 113.55/113.86  231801 implies(not(c_0),and(A,not(c_0))) = not(equiv(c_0,A)).  [para(231583(a,1),342(a,1,1))].
% 113.55/113.86  231830 is_a_theorem(implies(and(A,not(c_0)),implies(not(equiv(not(A),c_0)),B))).  [para(231583(a,1),25247(a,1,1,2))].
% 113.55/113.86  231853 is_a_theorem(implies(equiv(A,c_0),implies(implies(not(c_0),A),B))).  [back_rewrite(229665),rewrite([231796(5)])].
% 113.55/113.86  231861 implies(implies(A,c_0),and(and(B,not(B)),not(A))) = not(equiv(A,and(B,not(B)))).  [para(231440(a,1),342(a,1,1))].
% 113.55/113.86  231887 implies(and(A,not(A)),c_0) = not(c_0).  [para(231440(a,1),230396(a,1))].
% 113.55/113.86  232199 equiv(and(A,not(A)),c_0) = not(c_0).  [para(231887(a,1),90(a,1,1)),rewrite([231440(6),230396(5),231438(5)]),flip(a)].
% 113.55/113.86  232219 and(A,not(A)) = c_0.  [para(232199(a,1),61(a,1)),flip(b),unit_del(a,166479)].
% 113.55/113.86  232223 implies(implies(A,c_0),c_0) = not(equiv(A,c_0)).  [back_rewrite(231861),rewrite([232219(4),231798(6),232219(6)])].
% 113.55/113.86  232236 is_a_theorem(implies(A,not(equiv(implies(not(A),B),c_0)))).  [back_rewrite(229669),rewrite([232223(6)])].
% 113.55/113.86  232248 is_a_theorem(implies(implies(not(c_0),A),not(equiv(A,c_0)))).  [back_rewrite(229640),rewrite([232223(7)])].
% 113.55/113.86  232791 is_a_theorem(implies(A,implies(not(equiv(not(A),c_0)),implies(B,c_0)))).  [para(232223(a,1),59068(a,1,2,1))].
% 113.55/113.86  233135 -is_a_theorem(implies(not(c_0),A)) | is_a_theorem(not(equiv(A,c_0))).  [resolve(232248,a,69,b)].
% 113.55/113.86  233623 is_a_theorem(not(equiv(implies(A,implies(B,implies(not(A),C))),c_0))).  [resolve(233135,a,63992,a)].
% 113.55/113.86  233709 -is_a_theorem(implies(A,B)) | is_a_theorem(implies(not(c_0),implies(A,B))).  [resolve(231439,a,69,b)].
% 113.55/113.86  233907 is_a_theorem(implies(not(c_0),implies(equiv(A,c_0),implies(implies(not(c_0),A),B)))).  [resolve(233709,a,231853,a)].
% 113.55/113.86  237490 is_a_theorem(implies(A,implies(not(equiv(not(A),c_0)),c_0))).  [para(229607(a,1),232791(a,1,2,2))].
% 113.55/113.86  237543 -is_a_theorem(A) | is_a_theorem(implies(not(equiv(not(A),c_0)),c_0)).  [resolve(237490,a,69,b)].
% 113.55/113.86  239868 is_a_theorem(implies(and(implies(not(c_0),A),not(A)),B)).  [resolve(231790,a,212975,a)].
% 113.55/113.86  239892 is_a_theorem(implies(not(equiv(c_0,not(implies(implies(not(c_0),A),A)))),B)).  [resolve(239868,a,199455,a),rewrite([80(7)])].
% 113.55/113.86  239953 is_a_theorem(implies(and(A,not(implies(not(A),B))),C)).  [resolve(231792,a,212975,a)].
% 113.55/113.86  239962 is_a_theorem(implies(not(equiv(c_0,not(implies(A,implies(not(A),B))))),C)).  [resolve(239953,a,199455,a),rewrite([80(6)])].
% 113.55/113.86  240000 is_a_theorem(implies(and(implies(not(A),A),not(A)),B)).  [resolve(231793,a,212975,a)].
% 113.55/113.86  240007 is_a_theorem(implies(implies(not(c_0),and(implies(not(A),A),not(A))),B)).  [resolve(240000,a,216852,a)].
% 113.55/113.86  240688 is_a_theorem(equiv(c_0,not(implies(implies(not(c_0),A),A)))).  [resolve(239892,a,53208,a)].
% 113.55/113.86  240693 not(implies(implies(not(c_0),A),A)) = c_0.  [resolve(240688,a,61,a)].
% 113.55/113.86  240695 implies(A,implies(implies(not(c_0),B),B)) = not(c_0).  [para(240693(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  240708 equiv(implies(implies(not(c_0),A),A),not(c_0)) = not(c_0).  [para(240695(a,1),226422(a,1,2)),rewrite([231438(5)]),flip(a)].
% 113.55/113.86  240729 implies(implies(not(c_0),A),A) = not(c_0).  [para(240708(a,1),61(a,1)),flip(b),unit_del(a,166479)].
% 113.55/113.86  240732 and(implies(A,implies(not(c_0),A)),not(c_0)) = equiv(A,implies(not(c_0),A)).  [para(240729(a,1),90(a,1,2))].
% 113.55/113.86  240963 is_a_theorem(equiv(c_0,not(implies(A,implies(not(A),B))))).  [resolve(239962,a,53208,a)].
% 113.55/113.86  240972 not(implies(A,implies(not(A),B))) = c_0.  [resolve(240963,a,61,a)].
% 113.55/113.86  241117 implies(A,implies(B,implies(not(B),C))) = not(c_0).  [para(240972(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  241132 equiv(implies(A,implies(not(A),B)),not(c_0)) = not(c_0).  [para(241117(a,1),226422(a,1,2)),rewrite([231438(5)]),flip(a)].
% 113.55/113.86  241138 implies(A,implies(not(A),B)) = not(c_0).  [para(241132(a,1),61(a,1)),flip(b),unit_del(a,166479)].
% 113.55/113.86  241141 and(not(c_0),implies(implies(not(A),B),A)) = equiv(A,implies(not(A),B)).  [para(241138(a,1),90(a,1,1))].
% 113.55/113.86  241142 and(implies(implies(not(A),B),A),not(c_0)) = equiv(implies(not(A),B),A).  [para(241138(a,1),90(a,1,2))].
% 113.55/113.86  241262 is_a_theorem(equiv(A,implies(not(A),A))).  [resolve(240007,a,152,a),rewrite([80(7),241141(6)])].
% 113.55/113.86  241298 implies(not(A),A) = A.  [resolve(241262,a,61,a)].
% 113.55/113.86  241330 implies(A,and(not(B),not(B))) = not(and(A,B)).  [para(241298(a,1),131(a,1,1,2)),flip(a)].
% 113.55/113.86  241577 -is_a_theorem(implies(implies(A,not(c14)),not(and(c14,c15)))).  [para(241298(a,1),64048(a,1,1,2))].
% 113.55/113.86  241646 is_a_theorem(implies(A,not(equiv(A,c_0)))).  [para(241298(a,1),232236(a,1,2,1,1))].
% 113.55/113.86  241648 is_a_theorem(implies(implies(not(A),c_0),implies(not(c_0),A))).  [para(241298(a,1),231797(a,1,2,2))].
% 113.55/113.86  241661 is_a_theorem(not(equiv(implies(A,implies(B,A)),c_0))).  [para(241298(a,1),233623(a,1,1,1,2,2))].
% 113.55/113.86  241712 is_a_theorem(implies(and(A,not(c_0)),equiv(not(A),c_0))).  [para(241298(a,1),231830(a,1,2))].
% 113.55/113.86  241834 is_a_theorem(implies(not(and(implies(not(A),B),A)),implies(A,C))).  [back_rewrite(53288),rewrite([241330(6)])].
% 113.55/113.86  242826 -is_a_theorem(A) | is_a_theorem(not(equiv(A,c_0))).  [resolve(241646,a,69,b)].
% 113.55/113.86  242888 is_a_theorem(not(equiv(implies(A,not(equiv(A,c_0))),c_0))).  [resolve(242826,a,241646,a)].
% 113.55/113.86  245798 is_a_theorem(not(equiv(implies(implies(not(A),c_0),implies(not(c_0),A)),c_0))).  [resolve(241648,a,242826,a)].
% 113.55/113.86  245876 is_a_theorem(implies(not(equiv(A,c_0)),not(equiv(c_0,A)))).  [para(231801(a,1),241648(a,1,2)),rewrite([80(4),232223(4)])].
% 113.55/113.86  245986 -is_a_theorem(and(A,not(c_0))) | is_a_theorem(equiv(not(A),c_0)).  [resolve(241712,a,69,b)].
% 113.55/113.86  246858 -is_a_theorem(not(equiv(A,c_0))) | is_a_theorem(not(equiv(c_0,A))).  [resolve(245876,a,69,b)].
% 113.55/113.86  247314 is_a_theorem(not(equiv(c_0,implies(A,not(equiv(A,c_0)))))).  [resolve(246858,a,242888,a)].
% 113.55/113.86  247315 is_a_theorem(not(equiv(c_0,implies(A,implies(B,A))))).  [resolve(246858,a,241661,a)].
% 113.55/113.86  247358 is_a_theorem(and(implies(A,implies(B,A)),not(c_0))).  [resolve(247315,a,114259,a)].
% 113.55/113.86  247373 is_a_theorem(equiv(not(implies(A,implies(B,A))),c_0)).  [resolve(247358,a,245986,a)].
% 113.55/113.86  247426 not(implies(A,implies(B,A))) = c_0.  [resolve(247373,a,61,a),flip(a)].
% 113.55/113.86  247491 implies(A,implies(B,implies(C,B))) = not(c_0).  [para(247426(a,1),80(a,1,1,2)),rewrite([226276(2)]),flip(a)].
% 113.55/113.86  247493 implies(A,implies(B,A)) = not(c_0).  [para(247426(a,1),241298(a,1,1)),rewrite([247491(4)]),flip(a)].
% 113.55/113.86  247498 equiv(A,implies(not(c_0),A)) = not(c_0).  [back_rewrite(240732),rewrite([247493(4),231438(5)]),flip(a)].
% 113.55/113.86  247521 implies(not(c_0),A) = A.  [para(247498(a,1),61(a,1)),unit_del(a,166479)].
% 113.55/113.86  247547 is_a_theorem(not(equiv(implies(implies(not(A),c_0),A),c_0))).  [back_rewrite(245798),rewrite([247521(6)])].
% 113.55/113.86  247614 is_a_theorem(implies(equiv(A,c_0),implies(A,B))).  [back_rewrite(233907),rewrite([247521(7),247521(7)])].
% 113.55/113.86  247661 not(equiv(c_0,A)) = and(A,not(c_0)).  [back_rewrite(231801),rewrite([247521(6)]),flip(a)].
% 113.55/113.86  247669 equiv(not(c_0),A) = and(A,not(c_0)).  [back_rewrite(226423),rewrite([247521(3)]),flip(a)].
% 113.55/113.86  247682 is_a_theorem(and(implies(A,not(equiv(A,c_0))),not(c_0))).  [back_rewrite(247314),rewrite([247661(7)])].
% 113.55/113.86  247693 -is_a_theorem(not(equiv(A,c_0))) | is_a_theorem(and(A,not(c_0))).  [back_rewrite(246858),rewrite([247661(7)])].
% 113.55/113.86  249492 is_a_theorem(implies(equiv(not(A),c_0),A)).  [para(241298(a,1),247614(a,1,2))].
% 113.55/113.86  249503 is_a_theorem(implies(not(equiv(not(implies(equiv(not(A),c_0),A)),c_0)),c_0)).  [resolve(249492,a,237543,a)].
% 113.55/113.86  250702 -is_a_theorem(and(A,not(c_0))) | not(c_0) = A.  [para(247669(a,1),61(a,1)),flip(b)].
% 113.55/113.86  253414 implies(A,not(equiv(A,c_0))) = not(c_0).  [resolve(247682,a,250702,a),flip(a)].
% 113.55/113.86  253418 and(implies(not(equiv(A,c_0)),A),not(c_0)) = equiv(not(equiv(A,c_0)),A).  [para(253414(a,1),90(a,1,2))].
% 113.55/113.86  253767 is_a_theorem(equiv(implies(not(A),c_0),A)).  [resolve(247693,a,247547,a),rewrite([241142(7)])].
% 113.55/113.86  253806 implies(not(A),c_0) = A.  [resolve(253767,a,61,a),flip(a)].
% 113.55/113.86  253862 is_a_theorem(equiv(not(implies(equiv(not(A),c_0),A)),c_0)).  [back_rewrite(249503),rewrite([253806(10)])].
% 113.55/113.86  253970 implies(implies(A,B),c_0) = and(A,not(B)).  [para(80(a,1),253806(a,1,1))].
% 113.55/113.86  253971 equiv(not(A),c_0) = and(A,not(c_0)).  [para(253806(a,1),90(a,1,1)),rewrite([231583(3)]),flip(a)].
% 113.55/113.86  253975 implies(A,and(not(B),not(c_0))) = not(and(A,B)).  [para(253806(a,1),131(a,1,1,2)),flip(a)].
% 113.55/113.86  254087 not(equiv(A,c_0)) = and(A,not(c_0)).  [back_rewrite(232223),rewrite([253970(4)]),flip(a)].
% 113.55/113.86  254207 is_a_theorem(and(implies(and(A,not(c_0)),A),not(c_0))).  [back_rewrite(253862),rewrite([253971(3),253971(7)])].
% 113.55/113.86  255452 and(implies(and(A,not(c_0)),A),not(c_0)) = equiv(and(A,not(c_0)),A).  [back_rewrite(253418),rewrite([254087(3),254087(10)])].
% 113.55/113.86  255826 is_a_theorem(equiv(and(A,not(c_0)),A)).  [back_rewrite(254207),rewrite([255452(7)])].
% 113.55/113.86  257098 and(A,not(c_0)) = A.  [resolve(255826,a,61,a),flip(a)].
% 113.55/113.86  257249 not(and(A,B)) = implies(A,not(B)).  [back_rewrite(253975),rewrite([257098(4)]),flip(a)].
% 113.55/113.86  257988 is_a_theorem(implies(implies(implies(not(A),B),not(A)),implies(A,C))).  [back_rewrite(241834),rewrite([257249(4)])].
% 113.55/113.86  258015 -is_a_theorem(implies(implies(A,not(c14)),implies(c14,not(c15)))).  [back_rewrite(241577),rewrite([257249(7)])].
% 113.55/113.86  258016 $F.  [resolve(258015,a,257988,a)].
% 113.55/113.86  
% 113.55/113.86  % SZS output end Refutation
% 113.55/113.86  ============================== end of proof ==========================
% 113.55/113.86  
% 113.55/113.86  ============================== STATISTICS ============================
% 113.55/113.86  
% 113.55/113.86  Given=8695. Generated=13825012. Kept=257965. proofs=1.
% 113.55/113.86  Usable=865. Sos=4495. Demods=86. Limbo=766, Disabled=251910. Hints=0.
% 113.55/113.86  Megabytes=179.66.
% 113.55/113.86  User_CPU=106.05, System_CPU=6.83, Wall_clock=113.
% 113.55/113.86  
% 113.55/113.86  ============================== end of statistics =====================
% 113.55/113.86  
% 113.55/113.86  ============================== end of search =========================
% 113.55/113.86  
% 113.55/113.86  THEOREM PROVED
% 113.55/113.86  % SZS status Theorem
% 113.55/113.86  
% 113.55/113.86  Exiting with 1 proof.
% 113.55/113.86  
% 113.55/113.86  Process 20699 exit (max_proofs) Mon Jul  4 11:53:21 2022
% 113.55/113.86  Prover9 interrupted
%------------------------------------------------------------------------------