TSTP Solution File: SWC213+1 by Z3---4.8.9.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : Z3---4.8.9.0
% Problem  : SWC213+1 : TPTP v8.1.0. Released v2.4.0.
% Transfm  : none
% Format   : tptp
% Command  : z3_tptp -proof -model -t:%d -file:%s

% Computer : n024.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 : Tue Sep 20 11:56:11 EDT 2022

% Result   : Theorem 1.50s 1.21s
% Output   : Proof 1.53s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.11/0.12  % Problem  : SWC213+1 : TPTP v8.1.0. Released v2.4.0.
% 0.11/0.13  % Command  : z3_tptp -proof -model -t:%d -file:%s
% 0.12/0.34  % Computer : n024.cluster.edu
% 0.12/0.34  % Model    : x86_64 x86_64
% 0.12/0.34  % CPU      : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.12/0.34  % Memory   : 8042.1875MB
% 0.12/0.34  % OS       : Linux 3.10.0-693.el7.x86_64
% 0.12/0.34  % CPULimit : 300
% 0.12/0.34  % WCLimit  : 300
% 0.12/0.34  % DateTime : Sat Sep  3 22:44:03 EDT 2022
% 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.
% 1.50/1.21  % SZS status Theorem
% 1.50/1.21  % SZS output start Proof
% 1.50/1.21  tff(app_type, type, (
% 1.50/1.21     app: ( $i * $i ) > $i)).
% 1.50/1.21  tff(tptp_fun_W_49_type, type, (
% 1.50/1.21     tptp_fun_W_49: $i)).
% 1.50/1.21  tff(nil_type, type, (
% 1.50/1.21     nil: $i)).
% 1.50/1.21  tff(ssList_type, type, (
% 1.50/1.21     ssList: $i > $o)).
% 1.50/1.21  tff(cons_type, type, (
% 1.50/1.21     cons: ( $i * $i ) > $i)).
% 1.50/1.21  tff(tptp_fun_Z_52_type, type, (
% 1.50/1.21     tptp_fun_Z_52: $i)).
% 1.50/1.21  tff(ssItem_type, type, (
% 1.50/1.21     ssItem: $i > $o)).
% 1.50/1.21  tff(tptp_fun_Y_51_type, type, (
% 1.50/1.21     tptp_fun_Y_51: $i)).
% 1.50/1.21  tff(equalelemsP_type, type, (
% 1.50/1.21     equalelemsP: $i > $o)).
% 1.50/1.21  tff(tptp_fun_X_50_type, type, (
% 1.50/1.21     tptp_fun_X_50: $i)).
% 1.50/1.21  tff(tptp_fun_V_48_type, type, (
% 1.50/1.21     tptp_fun_V_48: $i)).
% 1.50/1.21  tff(tptp_fun_U_47_type, type, (
% 1.50/1.21     tptp_fun_U_47: $i)).
% 1.50/1.21  tff(neq_type, type, (
% 1.50/1.21     neq: ( $i * $i ) > $o)).
% 1.50/1.21  tff(segmentP_type, type, (
% 1.50/1.21     segmentP: ( $i * $i ) > $o)).
% 1.50/1.21  tff(1,plain,
% 1.50/1.21      ((ssList(U!47) & (ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(U!47) & ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.21      inference(rewrite,[status(thm)],[])).
% 1.50/1.21  tff(2,plain,
% 1.50/1.21      ((ssList(V!48) & (ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.21      inference(rewrite,[status(thm)],[])).
% 1.50/1.21  tff(3,plain,
% 1.50/1.21      ((ssList(W!49) & ((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.22      inference(rewrite,[status(thm)],[])).
% 1.50/1.22  tff(4,plain,
% 1.50/1.22      (((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & (ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> ((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.22      inference(rewrite,[status(thm)],[])).
% 1.50/1.22  tff(5,plain,
% 1.50/1.22      ((ssList(Y!51) & ((app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.22      inference(rewrite,[status(thm)],[])).
% 1.50/1.22  tff(6,plain,
% 1.50/1.22      (((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))) <=> ((app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.50/1.22      inference(rewrite,[status(thm)],[])).
% 1.50/1.22  tff(7,plain,
% 1.50/1.22      ((~(~ssList(Y!51))) <=> ssList(Y!51)),
% 1.50/1.22      inference(rewrite,[status(thm)],[])).
% 1.50/1.22  tff(8,plain,
% 1.50/1.22      (((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(Y!51) & ((app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))),
% 1.53/1.22      inference(monotonicity,[status(thm)],[7, 6])).
% 1.53/1.22  tff(9,plain,
% 1.53/1.22      (((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))) <=> (ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.53/1.22      inference(transitivity,[status(thm)],[8, 5])).
% 1.53/1.22  tff(10,plain,
% 1.53/1.22      ((~(~ssList(X!50))) <=> ssList(X!50)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(11,plain,
% 1.53/1.22      ((~(~(V!48 = X!50))) <=> (V!48 = X!50)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(12,plain,
% 1.53/1.22      ((~(~(U!47 = W!49))) <=> (U!47 = W!49)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(13,plain,
% 1.53/1.22      ((~(~neq(V!48, nil))) <=> neq(V!48, nil)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(14,plain,
% 1.53/1.22      (((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))) <=> ((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & (ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))),
% 1.53/1.22      inference(monotonicity,[status(thm)],[13, 12, 11, 10, 9])).
% 1.53/1.22  tff(15,plain,
% 1.53/1.22      (((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))) <=> ((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.53/1.22      inference(transitivity,[status(thm)],[14, 4])).
% 1.53/1.22  tff(16,plain,
% 1.53/1.22      ((~(~ssList(W!49))) <=> ssList(W!49)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(17,plain,
% 1.53/1.22      (((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))))) <=> (ssList(W!49) & ((~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))),
% 1.53/1.22      inference(monotonicity,[status(thm)],[16, 15])).
% 1.53/1.22  tff(18,plain,
% 1.53/1.22      (((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))))) <=> (ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.53/1.22      inference(transitivity,[status(thm)],[17, 3])).
% 1.53/1.22  tff(19,plain,
% 1.53/1.22      ((~(~ssList(V!48))) <=> ssList(V!48)),
% 1.53/1.22      inference(rewrite,[status(thm)],[])).
% 1.53/1.22  tff(20,plain,
% 1.53/1.22      (((~(~ssList(V!48))) & ((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))))) <=> (ssList(V!48) & (ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))),
% 1.53/1.22      inference(monotonicity,[status(thm)],[19, 18])).
% 1.53/1.22  tff(21,plain,
% 1.53/1.22      (((~(~ssList(V!48))) & ((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))))) <=> (ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.53/1.23      inference(transitivity,[status(thm)],[20, 2])).
% 1.53/1.23  tff(22,plain,
% 1.53/1.23      ((~(~ssList(U!47))) <=> ssList(U!47)),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(23,plain,
% 1.53/1.23      (((~(~ssList(U!47))) & ((~(~ssList(V!48))) & ((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))))))) <=> (ssList(U!47) & (ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))))),
% 1.53/1.23      inference(monotonicity,[status(thm)],[22, 21])).
% 1.53/1.23  tff(24,plain,
% 1.53/1.23      (((~(~ssList(U!47))) & ((~(~ssList(V!48))) & ((~(~ssList(W!49))) & ((~neq(U!47, nil)) & (~(~neq(V!48, nil))) & (~((~(nil = X!50)) & (nil = W!49))) & (~(~(U!47 = W!49))) & (~(~(V!48 = X!50))) & (~(~ssList(X!50))) & ((~(~ssList(Y!51))) & ((~(~(app(app(Y!51, W!49), Z!52) = X!50))) & (~(~equalelemsP(W!49))) & (~(~ssList(Z!52))) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))))))) <=> (ssList(U!47) & ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49))))))),
% 1.53/1.23      inference(transitivity,[status(thm)],[23, 1])).
% 1.53/1.23  tff(25,plain,
% 1.53/1.23      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))) <=> (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W)))))))))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(26,plain,
% 1.53/1.23      ((~![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ![W: $i] : (ssList(W) => ![X: $i] : (ssList(X) => ((((((~(V = X)) | (~(U = W))) | (~neq(V, nil))) | ![Y: $i] : (ssList(Y) => ![Z: $i] : (ssList(Z) => ((((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W))) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : ((ssList(X2) & (app(X2, cons(X1, nil)) = Y)) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W))))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : ((ssList(X5) & (app(cons(X4, nil), X5) = Z)) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W)))))))) | neq(U, nil)) | ((~(nil = X)) & (nil = W)))))))) <=> (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W)))))))))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(27,axiom,(~![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ![W: $i] : (ssList(W) => ![X: $i] : (ssList(X) => ((((((~(V = X)) | (~(U = W))) | (~neq(V, nil))) | ![Y: $i] : (ssList(Y) => ![Z: $i] : (ssList(Z) => ((((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W))) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : ((ssList(X2) & (app(X2, cons(X1, nil)) = Y)) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W))))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : ((ssList(X5) & (app(cons(X4, nil), X5) = Z)) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W)))))))) | neq(U, nil)) | ((~(nil = X)) & (nil = W)))))))), file('/export/starexec/sandbox2/benchmark/theBenchmark.p','co1')).
% 1.53/1.23  tff(28,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[27, 26])).
% 1.53/1.23  tff(29,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[28, 25])).
% 1.53/1.23  tff(30,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[29, 25])).
% 1.53/1.23  tff(31,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[30, 25])).
% 1.53/1.23  tff(32,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[31, 25])).
% 1.53/1.23  tff(33,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[32, 25])).
% 1.53/1.23  tff(34,plain,
% 1.53/1.23      (~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ![W: $i] : ((~ssList(W)) | ![X: $i] : (neq(U, nil) | (~neq(V, nil)) | ((~(nil = X)) & (nil = W)) | (~(U = W)) | (~(V = X)) | (~ssList(X)) | ![Y: $i] : ((~ssList(Y)) | ![Z: $i] : ((~(app(app(Y, W), Z) = X)) | (~equalelemsP(W)) | (~ssList(Z)) | ?[X1: $i] : (ssItem(X1) & ?[X2: $i] : (ssList(X2) & (app(X2, cons(X1, nil)) = Y) & ?[X3: $i] : (ssList(X3) & (app(cons(X1, nil), X3) = W)))) | ?[X4: $i] : (ssItem(X4) & ?[X5: $i] : (ssList(X5) & (app(cons(X4, nil), X5) = Z) & ?[X6: $i] : (ssList(X6) & (app(X6, cons(X4, nil)) = W))))))))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[33, 25])).
% 1.53/1.23  tff(35,plain,
% 1.53/1.23      (ssList(U!47) & ssList(V!48) & ssList(W!49) & (~neq(U!47, nil)) & neq(V!48, nil) & (~((~(nil = X!50)) & (nil = W!49))) & (U!47 = W!49) & (V!48 = X!50) & ssList(X!50) & ssList(Y!51) & (app(app(Y!51, W!49), Z!52) = X!50) & equalelemsP(W!49) & ssList(Z!52) & ![X1: $i] : ((~ssItem(X1)) | ![X2: $i] : ((~ssList(X2)) | (~(app(X2, cons(X1, nil)) = Y!51)) | ![X3: $i] : (~(ssList(X3) & (app(cons(X1, nil), X3) = W!49))))) & ![X4: $i] : ((~ssItem(X4)) | ![X5: $i] : ((~ssList(X5)) | (~(app(cons(X4, nil), X5) = Z!52)) | ![X6: $i] : (~(ssList(X6) & (app(X6, cons(X4, nil)) = W!49)))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[34, 24])).
% 1.53/1.23  tff(36,plain,
% 1.53/1.23      (ssList(W!49)),
% 1.53/1.23      inference(and_elim,[status(thm)],[35])).
% 1.53/1.23  tff(37,plain,
% 1.53/1.23      (^[U: $i] : refl(((~ssList(U)) | (app(nil, U) = U)) <=> ((~ssList(U)) | (app(nil, U) = U)))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(38,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | (app(nil, U) = U)) <=> ![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[37])).
% 1.53/1.23  tff(39,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | (app(nil, U) = U)) <=> ![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(40,plain,
% 1.53/1.23      (^[U: $i] : rewrite((ssList(U) => (app(nil, U) = U)) <=> ((~ssList(U)) | (app(nil, U) = U)))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(41,plain,
% 1.53/1.23      (![U: $i] : (ssList(U) => (app(nil, U) = U)) <=> ![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[40])).
% 1.53/1.23  tff(42,axiom,(![U: $i] : (ssList(U) => (app(nil, U) = U))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax28')).
% 1.53/1.23  tff(43,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[42, 41])).
% 1.53/1.23  tff(44,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[43, 39])).
% 1.53/1.23  tff(45,plain,(
% 1.53/1.23      ![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(skolemize,[status(sab)],[44])).
% 1.53/1.23  tff(46,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | (app(nil, U) = U))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[45, 38])).
% 1.53/1.23  tff(47,plain,
% 1.53/1.23      (((~![U: $i] : ((~ssList(U)) | (app(nil, U) = U))) | ((~ssList(W!49)) | (app(nil, W!49) = W!49))) <=> ((~![U: $i] : ((~ssList(U)) | (app(nil, U) = U))) | (~ssList(W!49)) | (app(nil, W!49) = W!49))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(48,plain,
% 1.53/1.23      ((~![U: $i] : ((~ssList(U)) | (app(nil, U) = U))) | ((~ssList(W!49)) | (app(nil, W!49) = W!49))),
% 1.53/1.23      inference(quant_inst,[status(thm)],[])).
% 1.53/1.23  tff(49,plain,
% 1.53/1.23      ((~![U: $i] : ((~ssList(U)) | (app(nil, U) = U))) | (~ssList(W!49)) | (app(nil, W!49) = W!49)),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[48, 47])).
% 1.53/1.23  tff(50,plain,
% 1.53/1.23      (app(nil, W!49) = W!49),
% 1.53/1.23      inference(unit_resolution,[status(thm)],[49, 46, 36])).
% 1.53/1.23  tff(51,plain,
% 1.53/1.23      ((nil = app(nil, W!49)) <=> (nil = W!49)),
% 1.53/1.23      inference(monotonicity,[status(thm)],[50])).
% 1.53/1.23  tff(52,plain,
% 1.53/1.23      ((nil = W!49) <=> (nil = app(nil, W!49))),
% 1.53/1.23      inference(symmetry,[status(thm)],[51])).
% 1.53/1.23  tff(53,plain,
% 1.53/1.23      ((W!49 = nil) <=> (nil = W!49)),
% 1.53/1.23      inference(commutativity,[status(thm)],[])).
% 1.53/1.23  tff(54,plain,
% 1.53/1.23      ((W!49 = nil) <=> (nil = app(nil, W!49))),
% 1.53/1.23      inference(transitivity,[status(thm)],[53, 52])).
% 1.53/1.23  tff(55,plain,
% 1.53/1.23      (^[U: $i] : refl(((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(56,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[55])).
% 1.53/1.23  tff(57,plain,
% 1.53/1.23      (^[U: $i] : rewrite(((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(58,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[57])).
% 1.53/1.23  tff(59,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(transitivity,[status(thm)],[58, 56])).
% 1.53/1.23  tff(60,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(61,plain,
% 1.53/1.23      (^[U: $i] : trans(monotonicity(quant_intro(proof_bind(^[V: $i] : rewrite((ssList(V) => (neq(U, V) <=> (~(U = V)))) <=> ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))), (![V: $i] : (ssList(V) => (neq(U, V) <=> (~(U = V)))) <=> ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))), ((ssList(U) => ![V: $i] : (ssList(V) => (neq(U, V) <=> (~(U = V))))) <=> (ssList(U) => ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))))), rewrite((ssList(U) => ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))), ((ssList(U) => ![V: $i] : (ssList(V) => (neq(U, V) <=> (~(U = V))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(62,plain,
% 1.53/1.23      (![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => (neq(U, V) <=> (~(U = V))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[61])).
% 1.53/1.23  tff(63,axiom,(![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => (neq(U, V) <=> (~(U = V)))))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax15')).
% 1.53/1.23  tff(64,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[63, 62])).
% 1.53/1.23  tff(65,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[64, 60])).
% 1.53/1.23  tff(66,plain,(
% 1.53/1.23      ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(skolemize,[status(sab)],[65])).
% 1.53/1.23  tff(67,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[66, 59])).
% 1.53/1.23  tff(68,plain,
% 1.53/1.23      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | ((~ssList(W!49)) | ![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V)))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | (~ssList(W!49)) | ![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V)))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(69,plain,
% 1.53/1.23      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | ((~ssList(W!49)) | ![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V)))))),
% 1.53/1.23      inference(quant_inst,[status(thm)],[])).
% 1.53/1.23  tff(70,plain,
% 1.53/1.23      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | (~ssList(W!49)) | ![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[69, 68])).
% 1.53/1.23  tff(71,plain,
% 1.53/1.23      (![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))),
% 1.53/1.23      inference(unit_resolution,[status(thm)],[70, 67, 36])).
% 1.53/1.23  tff(72,plain,
% 1.53/1.23      (ssList(nil) <=> ssList(nil)),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(73,axiom,(ssList(nil)), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax17')).
% 1.53/1.23  tff(74,plain,
% 1.53/1.23      (ssList(nil)),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[73, 72])).
% 1.53/1.23  tff(75,plain,
% 1.53/1.23      (((~![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))) | ((~ssList(nil)) | (neq(W!49, nil) <=> (~(W!49 = nil))))) <=> ((~![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))) | (~ssList(nil)) | (neq(W!49, nil) <=> (~(W!49 = nil))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(76,plain,
% 1.53/1.23      ((~![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))) | ((~ssList(nil)) | (neq(W!49, nil) <=> (~(W!49 = nil))))),
% 1.53/1.23      inference(quant_inst,[status(thm)],[])).
% 1.53/1.23  tff(77,plain,
% 1.53/1.23      ((~![V: $i] : ((~ssList(V)) | (neq(W!49, V) <=> (~(W!49 = V))))) | (~ssList(nil)) | (neq(W!49, nil) <=> (~(W!49 = nil)))),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[76, 75])).
% 1.53/1.23  tff(78,plain,
% 1.53/1.23      (neq(W!49, nil) <=> (~(W!49 = nil))),
% 1.53/1.23      inference(unit_resolution,[status(thm)],[77, 74, 71])).
% 1.53/1.23  tff(79,plain,
% 1.53/1.23      (U!47 = W!49),
% 1.53/1.23      inference(and_elim,[status(thm)],[35])).
% 1.53/1.23  tff(80,plain,
% 1.53/1.23      (W!49 = U!47),
% 1.53/1.23      inference(symmetry,[status(thm)],[79])).
% 1.53/1.23  tff(81,plain,
% 1.53/1.23      (neq(W!49, nil) <=> neq(U!47, nil)),
% 1.53/1.23      inference(monotonicity,[status(thm)],[80])).
% 1.53/1.23  tff(82,plain,
% 1.53/1.23      (neq(U!47, nil) <=> neq(W!49, nil)),
% 1.53/1.23      inference(symmetry,[status(thm)],[81])).
% 1.53/1.23  tff(83,plain,
% 1.53/1.23      ((~neq(U!47, nil)) <=> (~neq(W!49, nil))),
% 1.53/1.23      inference(monotonicity,[status(thm)],[82])).
% 1.53/1.23  tff(84,plain,
% 1.53/1.23      (~neq(U!47, nil)),
% 1.53/1.23      inference(and_elim,[status(thm)],[35])).
% 1.53/1.23  tff(85,plain,
% 1.53/1.23      (~neq(W!49, nil)),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[84, 83])).
% 1.53/1.23  tff(86,plain,
% 1.53/1.23      ((~(neq(W!49, nil) <=> (~(W!49 = nil)))) | neq(W!49, nil) | (W!49 = nil)),
% 1.53/1.23      inference(tautology,[status(thm)],[])).
% 1.53/1.23  tff(87,plain,
% 1.53/1.23      (W!49 = nil),
% 1.53/1.23      inference(unit_resolution,[status(thm)],[86, 85, 78])).
% 1.53/1.23  tff(88,plain,
% 1.53/1.23      (nil = app(nil, W!49)),
% 1.53/1.23      inference(modus_ponens,[status(thm)],[87, 54])).
% 1.53/1.23  tff(89,plain,
% 1.53/1.23      (^[U: $i] : refl(((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(90,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[89])).
% 1.53/1.23  tff(91,plain,
% 1.53/1.23      (^[U: $i] : rewrite(((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(92,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[91])).
% 1.53/1.23  tff(93,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.23      inference(transitivity,[status(thm)],[92, 90])).
% 1.53/1.23  tff(94,plain,
% 1.53/1.23      (^[U: $i] : rewrite(((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U))))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(95,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[94])).
% 1.53/1.23  tff(96,plain,
% 1.53/1.23      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))),
% 1.53/1.23      inference(rewrite,[status(thm)],[])).
% 1.53/1.23  tff(97,plain,
% 1.53/1.23      (^[U: $i] : trans(monotonicity(quant_intro(proof_bind(^[V: $i] : rewrite((ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))) <=> ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))), (![V: $i] : (ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))) <=> ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))), ((ssList(U) => ![V: $i] : (ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> (ssList(U) => ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))))), rewrite((ssList(U) => ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))), ((ssList(U) => ![V: $i] : (ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))))),
% 1.53/1.23      inference(bind,[status(th)],[])).
% 1.53/1.23  tff(98,plain,
% 1.53/1.23      (![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))),
% 1.53/1.23      inference(quant_intro,[status(thm)],[97])).
% 1.53/1.23  tff(99,axiom,(![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax83')).
% 1.53/1.24  tff(100,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[99, 98])).
% 1.53/1.24  tff(101,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[100, 96])).
% 1.53/1.24  tff(102,plain,(
% 1.53/1.24      ![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> ((nil = V) & (nil = U)))))),
% 1.53/1.24      inference(skolemize,[status(sab)],[101])).
% 1.53/1.24  tff(103,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[102, 95])).
% 1.53/1.24  tff(104,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[103, 93])).
% 1.53/1.24  tff(105,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | (~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(106,plain,
% 1.53/1.24      (((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (~((~(nil = V)) | (~(nil = nil))))))) <=> ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(107,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (~((~(nil = V)) | (~(nil = nil)))))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))))),
% 1.53/1.24      inference(monotonicity,[status(thm)],[106])).
% 1.53/1.24  tff(108,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (~((~(nil = V)) | (~(nil = nil)))))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | (~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V))))),
% 1.53/1.24      inference(transitivity,[status(thm)],[107, 105])).
% 1.53/1.24  tff(109,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | ((~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (~((~(nil = V)) | (~(nil = nil)))))))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(110,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | ((nil = app(U, V)) <=> (~((~(nil = V)) | (~(nil = U)))))))) | (~ssList(nil)) | ![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[109, 108])).
% 1.53/1.24  tff(111,plain,
% 1.53/1.24      (![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[110, 74, 104])).
% 1.53/1.24  tff(112,plain,
% 1.53/1.24      (((~![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))) | ((~ssList(W!49)) | ((nil = app(nil, W!49)) <=> (nil = W!49)))) <=> ((~![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))) | (~ssList(W!49)) | ((nil = app(nil, W!49)) <=> (nil = W!49)))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(113,plain,
% 1.53/1.24      ((~![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))) | ((~ssList(W!49)) | ((nil = app(nil, W!49)) <=> (nil = W!49)))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(114,plain,
% 1.53/1.24      ((~![V: $i] : ((~ssList(V)) | ((nil = app(nil, V)) <=> (nil = V)))) | (~ssList(W!49)) | ((nil = app(nil, W!49)) <=> (nil = W!49))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[113, 112])).
% 1.53/1.24  tff(115,plain,
% 1.53/1.24      ((nil = app(nil, W!49)) <=> (nil = W!49)),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[114, 36, 111])).
% 1.53/1.24  tff(116,plain,
% 1.53/1.24      (ssList(X!50)),
% 1.53/1.24      inference(and_elim,[status(thm)],[35])).
% 1.53/1.24  tff(117,plain,
% 1.53/1.24      (^[U: $i] : refl(((~ssList(U)) | (segmentP(nil, U) <=> (nil = U))) <=> ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(118,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U))) <=> ![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[117])).
% 1.53/1.24  tff(119,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U))) <=> ![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(120,plain,
% 1.53/1.24      (^[U: $i] : rewrite((ssList(U) => (segmentP(nil, U) <=> (nil = U))) <=> ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(121,plain,
% 1.53/1.24      (![U: $i] : (ssList(U) => (segmentP(nil, U) <=> (nil = U))) <=> ![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[120])).
% 1.53/1.24  tff(122,axiom,(![U: $i] : (ssList(U) => (segmentP(nil, U) <=> (nil = U)))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax58')).
% 1.53/1.24  tff(123,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[122, 121])).
% 1.53/1.24  tff(124,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[123, 119])).
% 1.53/1.24  tff(125,plain,(
% 1.53/1.24      ![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(skolemize,[status(sab)],[124])).
% 1.53/1.24  tff(126,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[125, 118])).
% 1.53/1.24  tff(127,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))) | ((~ssList(X!50)) | (segmentP(nil, X!50) <=> (nil = X!50)))) <=> ((~![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))) | (~ssList(X!50)) | (segmentP(nil, X!50) <=> (nil = X!50)))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(128,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))) | ((~ssList(X!50)) | (segmentP(nil, X!50) <=> (nil = X!50)))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(129,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | (segmentP(nil, U) <=> (nil = U)))) | (~ssList(X!50)) | (segmentP(nil, X!50) <=> (nil = X!50))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[128, 127])).
% 1.53/1.24  tff(130,plain,
% 1.53/1.24      (segmentP(nil, X!50) <=> (nil = X!50)),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[129, 126, 116])).
% 1.53/1.24  tff(131,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | ((~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V)))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | (~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V)))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(132,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | ((~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V)))))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(133,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((~ssList(V)) | (neq(U, V) <=> (~(U = V)))))) | (~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[132, 131])).
% 1.53/1.24  tff(134,plain,
% 1.53/1.24      (![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[133, 67, 116])).
% 1.53/1.24  tff(135,plain,
% 1.53/1.24      (((~![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))) | ((~ssList(nil)) | (neq(X!50, nil) <=> (~(X!50 = nil))))) <=> ((~![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))) | (~ssList(nil)) | (neq(X!50, nil) <=> (~(X!50 = nil))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(136,plain,
% 1.53/1.24      ((~![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))) | ((~ssList(nil)) | (neq(X!50, nil) <=> (~(X!50 = nil))))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(137,plain,
% 1.53/1.24      ((~![V: $i] : ((~ssList(V)) | (neq(X!50, V) <=> (~(X!50 = V))))) | (~ssList(nil)) | (neq(X!50, nil) <=> (~(X!50 = nil)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[136, 135])).
% 1.53/1.24  tff(138,plain,
% 1.53/1.24      (neq(X!50, nil) <=> (~(X!50 = nil))),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[137, 74, 134])).
% 1.53/1.24  tff(139,plain,
% 1.53/1.24      (V!48 = X!50),
% 1.53/1.24      inference(and_elim,[status(thm)],[35])).
% 1.53/1.24  tff(140,plain,
% 1.53/1.24      (X!50 = V!48),
% 1.53/1.24      inference(symmetry,[status(thm)],[139])).
% 1.53/1.24  tff(141,plain,
% 1.53/1.24      (neq(X!50, nil) <=> neq(V!48, nil)),
% 1.53/1.24      inference(monotonicity,[status(thm)],[140])).
% 1.53/1.24  tff(142,plain,
% 1.53/1.24      (neq(V!48, nil) <=> neq(X!50, nil)),
% 1.53/1.24      inference(symmetry,[status(thm)],[141])).
% 1.53/1.24  tff(143,plain,
% 1.53/1.24      (neq(V!48, nil)),
% 1.53/1.24      inference(and_elim,[status(thm)],[35])).
% 1.53/1.24  tff(144,plain,
% 1.53/1.24      (neq(X!50, nil)),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[143, 142])).
% 1.53/1.24  tff(145,plain,
% 1.53/1.24      ((~(neq(X!50, nil) <=> (~(X!50 = nil)))) | (~neq(X!50, nil)) | (~(X!50 = nil))),
% 1.53/1.24      inference(tautology,[status(thm)],[])).
% 1.53/1.24  tff(146,plain,
% 1.53/1.24      (~(X!50 = nil)),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[145, 144, 138])).
% 1.53/1.24  tff(147,plain,
% 1.53/1.24      (^[U: $i] : refl(((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))) <=> ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(148,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[147])).
% 1.53/1.24  tff(149,plain,
% 1.53/1.24      (^[U: $i] : rewrite(((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))) <=> ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(150,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[149])).
% 1.53/1.24  tff(151,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(transitivity,[status(thm)],[150, 148])).
% 1.53/1.24  tff(152,plain,
% 1.53/1.24      (^[U: $i] : rewrite(((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))) <=> ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U)))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(153,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[152])).
% 1.53/1.24  tff(154,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(155,plain,
% 1.53/1.24      (^[U: $i] : trans(monotonicity(quant_intro(proof_bind(^[V: $i] : trans(monotonicity(rewrite(((segmentP(U, V) & segmentP(V, U)) => (U = V)) <=> ((~(segmentP(U, V) & segmentP(V, U))) | (U = V))), ((ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V))) <=> (ssList(V) => ((~(segmentP(U, V) & segmentP(V, U))) | (U = V))))), rewrite((ssList(V) => ((~(segmentP(U, V) & segmentP(V, U))) | (U = V))) <=> ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))), ((ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V))) <=> ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))))), (![V: $i] : (ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V))) <=> ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))), ((ssList(U) => ![V: $i] : (ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V)))) <=> (ssList(U) => ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))))), rewrite((ssList(U) => ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U))))) <=> ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))), ((ssList(U) => ![V: $i] : (ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V)))) <=> ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(156,plain,
% 1.53/1.24      (![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V)))) <=> ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[155])).
% 1.53/1.24  tff(157,axiom,(![U: $i] : (ssList(U) => ![V: $i] : (ssList(V) => ((segmentP(U, V) & segmentP(V, U)) => (U = V))))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax54')).
% 1.53/1.24  tff(158,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[157, 156])).
% 1.53/1.24  tff(159,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[158, 154])).
% 1.53/1.24  tff(160,plain,(
% 1.53/1.24      ![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~(segmentP(U, V) & segmentP(V, U)))))),
% 1.53/1.24      inference(skolemize,[status(sab)],[159])).
% 1.53/1.24  tff(161,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[160, 153])).
% 1.53/1.24  tff(162,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[161, 151])).
% 1.53/1.24  tff(163,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | ((~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | (~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(164,plain,
% 1.53/1.24      (((~ssList(X!50)) | ![V: $i] : ((X!50 = V) | (~ssList(V)) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) <=> ((~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(165,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | ((~ssList(X!50)) | ![V: $i] : ((X!50 = V) | (~ssList(V)) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | ((~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))))),
% 1.53/1.24      inference(monotonicity,[status(thm)],[164])).
% 1.53/1.24  tff(166,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | ((~ssList(X!50)) | ![V: $i] : ((X!50 = V) | (~ssList(V)) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))) <=> ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | (~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))),
% 1.53/1.24      inference(transitivity,[status(thm)],[165, 163])).
% 1.53/1.24  tff(167,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | ((~ssList(X!50)) | ![V: $i] : ((X!50 = V) | (~ssList(V)) | (~segmentP(X!50, V)) | (~segmentP(V, X!50))))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(168,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | ![V: $i] : ((U = V) | (~ssList(V)) | (~segmentP(U, V)) | (~segmentP(V, U))))) | (~ssList(X!50)) | ![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[167, 166])).
% 1.53/1.24  tff(169,plain,
% 1.53/1.24      (![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[168, 162, 116])).
% 1.53/1.24  tff(170,plain,
% 1.53/1.24      (^[U: $i] : refl(((~ssList(U)) | segmentP(U, nil)) <=> ((~ssList(U)) | segmentP(U, nil)))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(171,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | segmentP(U, nil)) <=> ![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[170])).
% 1.53/1.24  tff(172,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | segmentP(U, nil)) <=> ![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(173,plain,
% 1.53/1.24      (^[U: $i] : rewrite((ssList(U) => segmentP(U, nil)) <=> ((~ssList(U)) | segmentP(U, nil)))),
% 1.53/1.24      inference(bind,[status(th)],[])).
% 1.53/1.24  tff(174,plain,
% 1.53/1.24      (![U: $i] : (ssList(U) => segmentP(U, nil)) <=> ![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(quant_intro,[status(thm)],[173])).
% 1.53/1.24  tff(175,axiom,(![U: $i] : (ssList(U) => segmentP(U, nil))), file('/export/starexec/sandbox2/benchmark/Axioms/SWC001+0.ax','ax57')).
% 1.53/1.24  tff(176,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[175, 174])).
% 1.53/1.24  tff(177,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[176, 172])).
% 1.53/1.24  tff(178,plain,(
% 1.53/1.24      ![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(skolemize,[status(sab)],[177])).
% 1.53/1.24  tff(179,plain,
% 1.53/1.24      (![U: $i] : ((~ssList(U)) | segmentP(U, nil))),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[178, 171])).
% 1.53/1.24  tff(180,plain,
% 1.53/1.24      (((~![U: $i] : ((~ssList(U)) | segmentP(U, nil))) | ((~ssList(X!50)) | segmentP(X!50, nil))) <=> ((~![U: $i] : ((~ssList(U)) | segmentP(U, nil))) | (~ssList(X!50)) | segmentP(X!50, nil))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(181,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | segmentP(U, nil))) | ((~ssList(X!50)) | segmentP(X!50, nil))),
% 1.53/1.24      inference(quant_inst,[status(thm)],[])).
% 1.53/1.24  tff(182,plain,
% 1.53/1.24      ((~![U: $i] : ((~ssList(U)) | segmentP(U, nil))) | (~ssList(X!50)) | segmentP(X!50, nil)),
% 1.53/1.24      inference(modus_ponens,[status(thm)],[181, 180])).
% 1.53/1.24  tff(183,plain,
% 1.53/1.24      (segmentP(X!50, nil)),
% 1.53/1.24      inference(unit_resolution,[status(thm)],[182, 179, 116])).
% 1.53/1.24  tff(184,plain,
% 1.53/1.24      (((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | ((~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil)))) <=> ((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | (~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil)))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(185,plain,
% 1.53/1.24      (((~ssList(nil)) | (X!50 = nil) | (~segmentP(X!50, nil)) | (~segmentP(nil, X!50))) <=> ((~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil)))),
% 1.53/1.24      inference(rewrite,[status(thm)],[])).
% 1.53/1.24  tff(186,plain,
% 1.53/1.24      (((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | ((~ssList(nil)) | (X!50 = nil) | (~segmentP(X!50, nil)) | (~segmentP(nil, X!50)))) <=> ((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | ((~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil))))),
% 1.53/1.24      inference(monotonicity,[status(thm)],[185])).
% 1.53/1.24  tff(187,plain,
% 1.53/1.24      (((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | ((~ssList(nil)) | (X!50 = nil) | (~segmentP(X!50, nil)) | (~segmentP(nil, X!50)))) <=> ((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | (~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil)))),
% 1.53/1.25      inference(transitivity,[status(thm)],[186, 184])).
% 1.53/1.25  tff(188,plain,
% 1.53/1.25      ((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | ((~ssList(nil)) | (X!50 = nil) | (~segmentP(X!50, nil)) | (~segmentP(nil, X!50)))),
% 1.53/1.25      inference(quant_inst,[status(thm)],[])).
% 1.53/1.25  tff(189,plain,
% 1.53/1.25      ((~![V: $i] : ((~ssList(V)) | (X!50 = V) | (~segmentP(X!50, V)) | (~segmentP(V, X!50)))) | (~ssList(nil)) | (~segmentP(nil, X!50)) | (X!50 = nil) | (~segmentP(X!50, nil))),
% 1.53/1.25      inference(modus_ponens,[status(thm)],[188, 187])).
% 1.53/1.25  tff(190,plain,
% 1.53/1.25      ((~segmentP(nil, X!50)) | (X!50 = nil)),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[189, 74, 183, 169])).
% 1.53/1.25  tff(191,plain,
% 1.53/1.25      (~segmentP(nil, X!50)),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[190, 146])).
% 1.53/1.25  tff(192,plain,
% 1.53/1.25      ((~(segmentP(nil, X!50) <=> (nil = X!50))) | segmentP(nil, X!50) | (~(nil = X!50))),
% 1.53/1.25      inference(tautology,[status(thm)],[])).
% 1.53/1.25  tff(193,plain,
% 1.53/1.25      (~(nil = X!50)),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[192, 191, 130])).
% 1.53/1.25  tff(194,plain,
% 1.53/1.25      ((~(~((nil = X!50) | (~(nil = W!49))))) <=> ((nil = X!50) | (~(nil = W!49)))),
% 1.53/1.25      inference(rewrite,[status(thm)],[])).
% 1.53/1.25  tff(195,plain,
% 1.53/1.25      (((~(nil = X!50)) & (nil = W!49)) <=> (~((nil = X!50) | (~(nil = W!49))))),
% 1.53/1.25      inference(rewrite,[status(thm)],[])).
% 1.53/1.25  tff(196,plain,
% 1.53/1.25      ((~((~(nil = X!50)) & (nil = W!49))) <=> (~(~((nil = X!50) | (~(nil = W!49)))))),
% 1.53/1.25      inference(monotonicity,[status(thm)],[195])).
% 1.53/1.25  tff(197,plain,
% 1.53/1.25      ((~((~(nil = X!50)) & (nil = W!49))) <=> ((nil = X!50) | (~(nil = W!49)))),
% 1.53/1.25      inference(transitivity,[status(thm)],[196, 194])).
% 1.53/1.25  tff(198,plain,
% 1.53/1.25      (~((~(nil = X!50)) & (nil = W!49))),
% 1.53/1.25      inference(and_elim,[status(thm)],[35])).
% 1.53/1.25  tff(199,plain,
% 1.53/1.25      ((nil = X!50) | (~(nil = W!49))),
% 1.53/1.25      inference(modus_ponens,[status(thm)],[198, 197])).
% 1.53/1.25  tff(200,plain,
% 1.53/1.25      (~(nil = W!49)),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[199, 193])).
% 1.53/1.25  tff(201,plain,
% 1.53/1.25      ((~((nil = app(nil, W!49)) <=> (nil = W!49))) | (~(nil = app(nil, W!49))) | (nil = W!49)),
% 1.53/1.25      inference(tautology,[status(thm)],[])).
% 1.53/1.25  tff(202,plain,
% 1.53/1.25      (~(nil = app(nil, W!49))),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[201, 200, 115])).
% 1.53/1.25  tff(203,plain,
% 1.53/1.25      ($false),
% 1.53/1.25      inference(unit_resolution,[status(thm)],[202, 88])).
% 1.53/1.25  % SZS output end Proof
%------------------------------------------------------------------------------