TSTP Solution File: SYO889_16 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SYO889_16 : TPTP v8.2.0. Released v8.2.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n016.cluster.edu
% Model    : x86_64 x86_64
% CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory   : 8042.1875MB
% OS       : Linux 3.10.0-693.el7.x86_64
% CPULimit : 300s
% WCLimit  : 300s
% DateTime : Mon May 22 15:46:13 EDT 2023

% Result   : Theorem 0.12s 0.38s
% Output   : Proof 0.19s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.07/0.12  % Problem  : SYO889_16 : TPTP v8.2.0. Released v8.2.0.
% 0.07/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.33  % Computer : n016.cluster.edu
% 0.12/0.33  % Model    : x86_64 x86_64
% 0.12/0.33  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.33  % Memory   : 8042.1875MB
% 0.12/0.33  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.33  % CPULimit : 300
% 0.12/0.33  % WCLimit  : 300
% 0.12/0.33  % DateTime : Mon May 22 13:37:47 EDT 2023
% 0.12/0.34  % CPUTime  : 
% 0.12/0.34  Z3tptp [4.8.9.0] (c) 2006-20**. Microsoft Corp.
% 0.12/0.34  Usage: tptp [options] [-file:]file
% 0.12/0.34    -h, -?       prints this message.
% 0.12/0.34    -smt2        print SMT-LIB2 benchmark.
% 0.12/0.34    -m, -model   generate model.
% 0.12/0.34    -p, -proof   generate proof.
% 0.12/0.34    -c, -core    generate unsat core of named formulas.
% 0.12/0.34    -st, -statistics display statistics.
% 0.12/0.34    -t:timeout   set timeout (in second).
% 0.12/0.34    -smt2status  display status in smt2 format instead of SZS.
% 0.12/0.34    -check_status check the status produced by Z3 against annotation in benchmark.
% 0.12/0.34    -<param>:<value> configuration parameter and value.
% 0.12/0.34    -o:<output-file> file to place output in.
% 0.12/0.38  % SZS status Theorem
% 0.12/0.38  % SZS output start Proof
% 0.12/0.38  tff(a_type, type, (
% 0.12/0.38     a: ( '$ki_world' * $i ) > $o)).
% 0.12/0.38  tff(tptp_fun_X_2_type, type, (
% 0.12/0.38     tptp_fun_X_2: $i)).
% 0.12/0.38  tff(tptp_fun_W0_3_type, type, (
% 0.12/0.38     tptp_fun_W0_3: ( $i * '$ki_world' ) > '$ki_world')).
% 0.12/0.38  tff(tptp_fun_W_1_type, type, (
% 0.12/0.38     tptp_fun_W_1: '$ki_world')).
% 0.12/0.38  tff(tptp_fun___ki_accessible__type, type, (
% 0.12/0.38     tptp_fun___ki_accessible_: ( '$ki_world' * '$ki_world' ) > $o)).
% 0.12/0.38  tff(b_type, type, (
% 0.12/0.38     b: ( '$ki_world' * $i ) > $o)).
% 0.12/0.38  tff(tptp_fun___ki_exists_in_world__i__type, type, (
% 0.12/0.38     tptp_fun___ki_exists_in_world__i_: ( '$ki_world' * $i ) > $o)).
% 0.12/0.38  tff(tptp_fun___ki_local_world__type, type, (
% 0.12/0.38     tptp_fun___ki_local_world_: '$ki_world')).
% 0.12/0.38  tff(1,plain,
% 0.12/0.38      (^[W: '$ki_world'] : refl(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))))),
% 0.12/0.38      inference(bind,[status(th)],[])).
% 0.12/0.38  tff(2,plain,
% 0.12/0.38      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.38      inference(quant_intro,[status(thm)],[1])).
% 0.12/0.38  tff(3,plain,
% 0.12/0.38      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))))),
% 0.12/0.38      inference(bind,[status(th)],[])).
% 0.12/0.38  tff(4,plain,
% 0.12/0.38      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.38      inference(quant_intro,[status(thm)],[3])).
% 0.12/0.38  tff(5,plain,
% 0.12/0.38      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.38      inference(transitivity,[status(thm)],[4, 2])).
% 0.12/0.38  tff(6,plain,
% 0.12/0.38      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W)) & b(tptp_fun_W0_3(X, W), X)))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X)))))))),
% 0.12/0.38      inference(bind,[status(th)],[])).
% 0.12/0.38  tff(7,plain,
% 0.12/0.38      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W)) & b(tptp_fun_W0_3(X, W), X)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.39      inference(quant_intro,[status(thm)],[6])).
% 0.12/0.39  tff(8,plain,
% 0.12/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X)))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))),
% 0.12/0.39      inference(rewrite,[status(thm)],[])).
% 0.12/0.39  tff(9,plain,
% 0.12/0.39      ((~((?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => a(W0, X)))) & ![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) => ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))) => ?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : ((tptp_fun___ki_accessible_(W, W0) & a(W0, X)) & b(W0, X)))))) <=> (~((~(?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X)))) & ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X)))))) | ?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))))),
% 0.12/0.39      inference(rewrite,[status(thm)],[])).
% 0.12/0.39  tff(10,axiom,(~((?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) => a(W0, X)))) & ![W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) => ![X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) => ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))) => ?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : ((tptp_fun___ki_accessible_(W, W0) & a(W0, X)) & b(W0, X)))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','verify')).
% 0.12/0.39  tff(11,plain,
% 0.12/0.39      (~((~(?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X)))) & ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X)))))) | ?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[10, 9])).
% 0.12/0.39  tff(12,plain,
% 0.12/0.39      (?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X)))) & ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))),
% 0.12/0.39      inference(or_elim,[status(thm)],[11])).
% 0.12/0.39  tff(13,plain,
% 0.12/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))),
% 0.12/0.39      inference(and_elim,[status(thm)],[12])).
% 0.12/0.39  tff(14,plain,
% 0.12/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & b(W0, X))))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[13, 8])).
% 0.12/0.39  tff(15,plain,(
% 0.12/0.39      ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W)) & b(tptp_fun_W0_3(X, W), X))))),
% 0.12/0.39      inference(skolemize,[status(sab)],[14])).
% 0.12/0.39  tff(16,plain,
% 0.12/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[15, 7])).
% 0.12/0.39  tff(17,plain,
% 0.12/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[16, 5])).
% 0.12/0.39  tff(18,plain,
% 0.12/0.39      ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & (tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))),
% 0.12/0.39      inference(rewrite,[status(thm)],[])).
% 0.12/0.39  tff(19,plain,
% 0.12/0.39      ((tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))) <=> (tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))),
% 0.12/0.39      inference(rewrite,[status(thm)],[])).
% 0.12/0.39  tff(20,plain,
% 0.12/0.39      ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & (tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & (tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))))),
% 0.12/0.39      inference(monotonicity,[status(thm)],[19])).
% 0.12/0.39  tff(21,plain,
% 0.12/0.39      ((tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & (tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))) <=> (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))),
% 0.12/0.39      inference(transitivity,[status(thm)],[20, 18])).
% 0.12/0.39  tff(22,plain,
% 0.12/0.39      (?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X)))) <=> ?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X))))),
% 0.12/0.39      inference(rewrite,[status(thm)],[])).
% 0.12/0.39  tff(23,plain,
% 0.12/0.39      (?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X))))),
% 0.12/0.39      inference(and_elim,[status(thm)],[12])).
% 0.12/0.39  tff(24,plain,
% 0.12/0.39      (?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | a(W0, X))))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[23, 22])).
% 0.12/0.39  tff(25,plain,
% 0.12/0.39      (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1) & tptp_fun___ki_exists_in_world__i_(W!1, X!2) & ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))),
% 0.12/0.39      inference(modus_ponens,[status(thm)],[24, 21])).
% 0.12/0.39  tff(26,plain,
% 0.12/0.39      (tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)),
% 0.12/0.39      inference(and_elim,[status(thm)],[25])).
% 0.12/0.39  tff(27,plain,
% 0.12/0.39      (((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X))))))) <=> ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X))))))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(28,plain,
% 0.19/0.39      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X))))))),
% 0.19/0.39      inference(quant_inst,[status(thm)],[])).
% 0.19/0.39  tff(29,plain,
% 0.19/0.39      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | (~((~tptp_fun___ki_accessible_(W, tptp_fun_W0_3(X, W))) | (~b(tptp_fun_W0_3(X, W), X))))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[28, 27])).
% 0.19/0.39  tff(30,plain,
% 0.19/0.39      (![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))),
% 0.19/0.39      inference(unit_resolution,[status(thm)],[29, 26, 17])).
% 0.19/0.39  tff(31,plain,
% 0.19/0.39      (tptp_fun___ki_exists_in_world__i_(W!1, X!2)),
% 0.19/0.39      inference(and_elim,[status(thm)],[25])).
% 0.19/0.39  tff(32,plain,
% 0.19/0.39      (((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))) | ((~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))))) <=> ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))) | (~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(33,plain,
% 0.19/0.39      ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))) | ((~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))))),
% 0.19/0.39      inference(quant_inst,[status(thm)],[])).
% 0.19/0.39  tff(34,plain,
% 0.19/0.39      ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X, W!1))) | (~b(tptp_fun_W0_3(X, W!1), X)))))) | (~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2))))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[33, 32])).
% 0.19/0.39  tff(35,plain,
% 0.19/0.39      (~((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))),
% 0.19/0.39      inference(unit_resolution,[status(thm)],[34, 31, 30])).
% 0.19/0.39  tff(36,plain,
% 0.19/0.39      (((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2))) | tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))),
% 0.19/0.39      inference(tautology,[status(thm)],[])).
% 0.19/0.39  tff(37,plain,
% 0.19/0.39      (tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))),
% 0.19/0.39      inference(unit_resolution,[status(thm)],[36, 35])).
% 0.19/0.39  tff(38,plain,
% 0.19/0.39      (^[W0: '$ki_world'] : refl(((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)) <=> ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)))),
% 0.19/0.39      inference(bind,[status(th)],[])).
% 0.19/0.39  tff(39,plain,
% 0.19/0.39      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2)) <=> ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))),
% 0.19/0.39      inference(quant_intro,[status(thm)],[38])).
% 0.19/0.39  tff(40,plain,
% 0.19/0.39      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))),
% 0.19/0.39      inference(and_elim,[status(thm)],[25])).
% 0.19/0.39  tff(41,plain,
% 0.19/0.39      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[40, 39])).
% 0.19/0.39  tff(42,plain,
% 0.19/0.39      (((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))) | ((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | a(tptp_fun_W0_3(X!2, W!1), X!2))) <=> ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))) | (~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | a(tptp_fun_W0_3(X!2, W!1), X!2))),
% 0.19/0.39      inference(rewrite,[status(thm)],[])).
% 0.19/0.39  tff(43,plain,
% 0.19/0.39      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))) | ((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | a(tptp_fun_W0_3(X!2, W!1), X!2))),
% 0.19/0.39      inference(quant_inst,[status(thm)],[])).
% 0.19/0.39  tff(44,plain,
% 0.19/0.39      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | a(W0, X!2))) | (~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | a(tptp_fun_W0_3(X!2, W!1), X!2)),
% 0.19/0.39      inference(modus_ponens,[status(thm)],[43, 42])).
% 0.19/0.39  tff(45,plain,
% 0.19/0.39      (a(tptp_fun_W0_3(X!2, W!1), X!2)),
% 0.19/0.39      inference(unit_resolution,[status(thm)],[44, 41, 37])).
% 0.19/0.39  tff(46,plain,
% 0.19/0.39      (^[W: '$ki_world'] : refl(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))))),
% 0.19/0.39      inference(bind,[status(th)],[])).
% 0.19/0.39  tff(47,plain,
% 0.19/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.39      inference(quant_intro,[status(thm)],[46])).
% 0.19/0.39  tff(48,plain,
% 0.19/0.39      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))))),
% 0.19/0.39      inference(bind,[status(th)],[])).
% 0.19/0.39  tff(49,plain,
% 0.19/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.39      inference(quant_intro,[status(thm)],[48])).
% 0.19/0.39  tff(50,plain,
% 0.19/0.39      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(transitivity,[status(thm)],[49, 47])).
% 0.19/0.40  tff(51,plain,
% 0.19/0.40      (^[W: '$ki_world'] : rewrite(((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))) <=> ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X))))))),
% 0.19/0.40      inference(bind,[status(th)],[])).
% 0.19/0.40  tff(52,plain,
% 0.19/0.40      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))) <=> ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(quant_intro,[status(thm)],[51])).
% 0.19/0.40  tff(53,plain,
% 0.19/0.40      ((~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))) <=> (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))),
% 0.19/0.40      inference(rewrite,[status(thm)],[])).
% 0.19/0.40  tff(54,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(or_elim,[status(thm)],[11])).
% 0.19/0.40  tff(55,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[54, 53])).
% 0.19/0.40  tff(56,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[55, 53])).
% 0.19/0.40  tff(57,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[56, 53])).
% 0.19/0.40  tff(58,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[57, 53])).
% 0.19/0.40  tff(59,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[58, 53])).
% 0.19/0.40  tff(60,plain,
% 0.19/0.40      (~?[W: '$ki_world'] : (tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[59, 53])).
% 0.19/0.40  tff(61,plain,
% 0.19/0.40      (^[W: '$ki_world'] : nnf_neg(refl($oeq((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)), (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)))), nnf_neg(proof_bind(^[X: $i] : nnf_neg(refl($oeq((~tptp_fun___ki_exists_in_world__i_(W, X)), (~tptp_fun___ki_exists_in_world__i_(W, X)))), nnf_neg(proof_bind(^[W0: '$ki_world'] : refl($oeq((~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))), (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))), $oeq((~?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))), ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))), $oeq((~(tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))), ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))))), $oeq((~?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))), ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))), $oeq((~(tptp_fun___ki_accessible_(|'$ki_local_world'|, W) & ?[X: $i] : (tptp_fun___ki_exists_in_world__i_(W, X) & ?[W0: '$ki_world'] : (tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X))))), ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))))),
% 0.19/0.40      inference(bind,[status(th)],[])).
% 0.19/0.40  tff(62,plain,(
% 0.19/0.40      ![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : (~(tptp_fun___ki_accessible_(W, W0) & a(W0, X) & b(W0, X)))))),
% 0.19/0.40      inference(nnf-neg,[status(sab)],[60, 61])).
% 0.19/0.40  tff(63,plain,
% 0.19/0.40      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[62, 52])).
% 0.19/0.40  tff(64,plain,
% 0.19/0.40      (![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[63, 50])).
% 0.19/0.40  tff(65,plain,
% 0.19/0.40      (((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X)))))) <=> ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(rewrite,[status(thm)],[])).
% 0.19/0.40  tff(66,plain,
% 0.19/0.40      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))) | ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X)))))),
% 0.19/0.40      inference(quant_inst,[status(thm)],[])).
% 0.19/0.40  tff(67,plain,
% 0.19/0.40      ((~![W: '$ki_world'] : ((~tptp_fun___ki_accessible_(|'$ki_local_world'|, W)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W, W0)) | (~a(W0, X)) | (~b(W0, X)))))) | (~tptp_fun___ki_accessible_(|'$ki_local_world'|, W!1)) | ![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[66, 65])).
% 0.19/0.40  tff(68,plain,
% 0.19/0.40      (![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))),
% 0.19/0.40      inference(unit_resolution,[status(thm)],[67, 26, 64])).
% 0.19/0.40  tff(69,plain,
% 0.19/0.40      (((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))) | ((~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2))))) <=> ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))) | (~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2))))),
% 0.19/0.40      inference(rewrite,[status(thm)],[])).
% 0.19/0.40  tff(70,plain,
% 0.19/0.40      ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))) | ((~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2))))),
% 0.19/0.40      inference(quant_inst,[status(thm)],[])).
% 0.19/0.40  tff(71,plain,
% 0.19/0.40      ((~![X: $i] : ((~tptp_fun___ki_exists_in_world__i_(W!1, X)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X)) | (~b(W0, X))))) | (~tptp_fun___ki_exists_in_world__i_(W!1, X!2)) | ![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[70, 69])).
% 0.19/0.40  tff(72,plain,
% 0.19/0.40      (![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))),
% 0.19/0.40      inference(unit_resolution,[status(thm)],[71, 31, 68])).
% 0.19/0.40  tff(73,plain,
% 0.19/0.40      (((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~b(tptp_fun_W0_3(X!2, W!1), X!2))) | b(tptp_fun_W0_3(X!2, W!1), X!2)),
% 0.19/0.40      inference(tautology,[status(thm)],[])).
% 0.19/0.40  tff(74,plain,
% 0.19/0.40      (b(tptp_fun_W0_3(X!2, W!1), X!2)),
% 0.19/0.40      inference(unit_resolution,[status(thm)],[73, 35])).
% 0.19/0.40  tff(75,plain,
% 0.19/0.40      (((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))) | ((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~a(tptp_fun_W0_3(X!2, W!1), X!2)) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))) <=> ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))) | (~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~a(tptp_fun_W0_3(X!2, W!1), X!2)) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))),
% 0.19/0.40      inference(rewrite,[status(thm)],[])).
% 0.19/0.40  tff(76,plain,
% 0.19/0.40      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))) | ((~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~a(tptp_fun_W0_3(X!2, W!1), X!2)) | (~b(tptp_fun_W0_3(X!2, W!1), X!2)))),
% 0.19/0.40      inference(quant_inst,[status(thm)],[])).
% 0.19/0.40  tff(77,plain,
% 0.19/0.40      ((~![W0: '$ki_world'] : ((~tptp_fun___ki_accessible_(W!1, W0)) | (~a(W0, X!2)) | (~b(W0, X!2)))) | (~tptp_fun___ki_accessible_(W!1, tptp_fun_W0_3(X!2, W!1))) | (~a(tptp_fun_W0_3(X!2, W!1), X!2)) | (~b(tptp_fun_W0_3(X!2, W!1), X!2))),
% 0.19/0.40      inference(modus_ponens,[status(thm)],[76, 75])).
% 0.19/0.40  tff(78,plain,
% 0.19/0.40      ($false),
% 0.19/0.40      inference(unit_resolution,[status(thm)],[77, 37, 74, 72, 45])).
% 0.19/0.40  % SZS output end Proof
%------------------------------------------------------------------------------