TSTP Solution File: SET975+1 by ePrincess---1.0

View Problem - Process Solution

%------------------------------------------------------------------------------
% File     : ePrincess---1.0
% Problem  : SET975+1 : TPTP v8.1.0. Released v3.2.0.
% Transfm  : none
% Format   : tptp:raw
% Command  : ePrincess-casc -timeout=%d %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  : 600s
% DateTime : Tue Jul 19 00:23:33 EDT 2022

% Result   : Theorem 2.29s 1.21s
% Output   : Proof 3.17s
% Verified : 
% SZS Type : -

% Comments : 
%------------------------------------------------------------------------------
%----WARNING: Could not form TPTP format derivation
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.03/0.11  % Problem  : SET975+1 : TPTP v8.1.0. Released v3.2.0.
% 0.03/0.12  % Command  : ePrincess-casc -timeout=%d %s
% 0.12/0.33  % Computer : n024.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  : 600
% 0.12/0.33  % DateTime : Sun Jul 10 12:58:58 EDT 2022
% 0.12/0.33  % CPUTime  : 
% 0.57/0.57          ____       _                          
% 0.57/0.57    ___  / __ \_____(_)___  ________  __________
% 0.57/0.57   / _ \/ /_/ / ___/ / __ \/ ___/ _ \/ ___/ ___/
% 0.57/0.57  /  __/ ____/ /  / / / / / /__/  __(__  |__  ) 
% 0.57/0.57  \___/_/   /_/  /_/_/ /_/\___/\___/____/____/  
% 0.57/0.57  
% 0.57/0.57  A Theorem Prover for First-Order Logic
% 0.57/0.57  (ePrincess v.1.0)
% 0.57/0.57  
% 0.57/0.57  (c) Philipp Rümmer, 2009-2015
% 0.57/0.57  (c) Peter Backeman, 2014-2015
% 0.57/0.57  (contributions by Angelo Brillout, Peter Baumgartner)
% 0.57/0.57  Free software under GNU Lesser General Public License (LGPL).
% 0.57/0.57  Bug reports to peter@backeman.se
% 0.57/0.57  
% 0.57/0.57  For more information, visit http://user.uu.se/~petba168/breu/
% 0.57/0.57  
% 0.57/0.57  Loading /export/starexec/sandbox2/benchmark/theBenchmark.p ...
% 0.57/0.62  Prover 0: Options:  -triggersInConjecture -genTotalityAxioms -tightFunctionScopes -clausifier=simple -reverseFunctionalityPropagation +boolFunsAsPreds -triggerStrategy=allMaximal -resolutionMethod=nonUnifying +ignoreQuantifiers -generateTriggers=all
% 1.32/0.87  Prover 0: Preprocessing ...
% 1.79/1.03  Prover 0: Warning: ignoring some quantifiers
% 1.79/1.05  Prover 0: Constructing countermodel ...
% 2.29/1.21  Prover 0: proved (587ms)
% 2.29/1.21  
% 2.29/1.21  No countermodel exists, formula is valid
% 2.29/1.21  % SZS status Theorem for theBenchmark
% 2.29/1.21  
% 2.29/1.21  Generating proof ... Warning: ignoring some quantifiers
% 2.87/1.44  found it (size 22)
% 2.87/1.44  
% 2.87/1.44  % SZS output start Proof for theBenchmark
% 2.87/1.44  Assumed formulas after preprocessing and simplification: 
% 2.87/1.44  | (0)  ? [v0] :  ? [v1] :  ? [v2] :  ? [v3] :  ? [v4] :  ? [v5] :  ? [v6] :  ? [v7] :  ? [v8] : (cartesian_product2(v5, v3) = v6 & ordered_pair(v0, v1) = v4 & singleton(v2) = v5 & empty(v8) &  ~ empty(v7) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (cartesian_product2(v11, v12) = v14) |  ~ (ordered_pair(v9, v10) = v13) |  ~ in(v13, v14) | in(v10, v12)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (cartesian_product2(v11, v12) = v14) |  ~ (ordered_pair(v9, v10) = v13) |  ~ in(v13, v14) | in(v9, v11)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] :  ! [v14] : ( ~ (cartesian_product2(v11, v12) = v14) |  ~ (ordered_pair(v9, v10) = v13) |  ~ in(v10, v12) |  ~ in(v9, v11) | in(v13, v14)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] :  ! [v13] : ( ~ (singleton(v9) = v12) |  ~ (unordered_pair(v11, v12) = v13) |  ~ (unordered_pair(v9, v10) = v11) | ordered_pair(v9, v10) = v13) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (cartesian_product2(v12, v11) = v10) |  ~ (cartesian_product2(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (ordered_pair(v12, v11) = v10) |  ~ (ordered_pair(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] :  ! [v12] : (v10 = v9 |  ~ (unordered_pair(v12, v11) = v10) |  ~ (unordered_pair(v12, v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (singleton(v9) = v10) |  ~ in(v11, v10)) &  ! [v9] :  ! [v10] :  ! [v11] : (v10 = v9 |  ~ (singleton(v11) = v10) |  ~ (singleton(v11) = v9)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (ordered_pair(v9, v10) = v11) |  ~ empty(v11)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (ordered_pair(v9, v10) = v11) |  ? [v12] :  ? [v13] : (singleton(v9) = v13 & unordered_pair(v12, v13) = v11 & unordered_pair(v9, v10) = v12)) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v10, v9) = v11) | unordered_pair(v9, v10) = v11) &  ! [v9] :  ! [v10] :  ! [v11] : ( ~ (unordered_pair(v9, v10) = v11) | unordered_pair(v10, v9) = v11) &  ? [v9] :  ! [v10] :  ! [v11] : (v11 = v9 |  ~ (singleton(v10) = v11) |  ? [v12] : (( ~ (v12 = v10) |  ~ in(v10, v9)) & (v12 = v10 | in(v12, v9)))) &  ! [v9] :  ! [v10] : ( ~ (singleton(v9) = v10) | in(v9, v10)) &  ! [v9] :  ! [v10] : ( ~ in(v10, v9) |  ~ in(v9, v10)) & ((v2 = v0 & in(v1, v3) &  ~ in(v4, v6)) | (in(v4, v6) & ( ~ (v2 = v0) |  ~ in(v1, v3)))))
% 3.17/1.49  | Instantiating (0) with all_0_0_0, all_0_1_1, all_0_2_2, all_0_3_3, all_0_4_4, all_0_5_5, all_0_6_6, all_0_7_7, all_0_8_8 yields:
% 3.17/1.49  | (1) cartesian_product2(all_0_3_3, all_0_5_5) = all_0_2_2 & ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4 & singleton(all_0_6_6) = all_0_3_3 & empty(all_0_0_0) &  ~ empty(all_0_1_1) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v4, v5) | in(v1, v3)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v4, v5) | in(v0, v2)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v1, v3) |  ~ in(v0, v2) | in(v4, v5)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (singleton(v0) = v3) |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v2) | ordered_pair(v0, v1) = v4) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cartesian_product2(v3, v2) = v1) |  ~ (cartesian_product2(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (ordered_pair(v3, v2) = v1) |  ~ (ordered_pair(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1)) &  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ~ empty(v2)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ? [v3] :  ? [v4] : (singleton(v0) = v4 & unordered_pair(v3, v4) = v2 & unordered_pair(v0, v1) = v3)) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2) &  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2) &  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0)))) &  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1)) &  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1)) & ((all_0_6_6 = all_0_8_8 & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_4_4, all_0_2_2)) | (in(all_0_4_4, all_0_2_2) & ( ~ (all_0_6_6 = all_0_8_8) |  ~ in(all_0_7_7, all_0_5_5))))
% 3.17/1.49  |
% 3.17/1.49  | Applying alpha-rule on (1) yields:
% 3.17/1.49  | (2)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (cartesian_product2(v3, v2) = v1) |  ~ (cartesian_product2(v3, v2) = v0))
% 3.17/1.49  | (3)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v1, v3) |  ~ in(v0, v2) | in(v4, v5))
% 3.17/1.50  | (4) empty(all_0_0_0)
% 3.17/1.50  | (5)  ! [v0] :  ! [v1] : ( ~ in(v1, v0) |  ~ in(v0, v1))
% 3.17/1.50  | (6)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v4, v5) | in(v0, v2))
% 3.17/1.50  | (7)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] : ( ~ (singleton(v0) = v3) |  ~ (unordered_pair(v2, v3) = v4) |  ~ (unordered_pair(v0, v1) = v2) | ordered_pair(v0, v1) = v4)
% 3.17/1.50  | (8)  ! [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v0) = v1) |  ~ in(v2, v1))
% 3.17/1.50  | (9) (all_0_6_6 = all_0_8_8 & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_4_4, all_0_2_2)) | (in(all_0_4_4, all_0_2_2) & ( ~ (all_0_6_6 = all_0_8_8) |  ~ in(all_0_7_7, all_0_5_5)))
% 3.17/1.50  | (10) ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4
% 3.17/1.50  | (11)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ? [v3] :  ? [v4] : (singleton(v0) = v4 & unordered_pair(v3, v4) = v2 & unordered_pair(v0, v1) = v3))
% 3.17/1.50  | (12)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (ordered_pair(v0, v1) = v2) |  ~ empty(v2))
% 3.17/1.50  | (13)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (ordered_pair(v3, v2) = v1) |  ~ (ordered_pair(v3, v2) = v0))
% 3.17/1.50  | (14)  ~ empty(all_0_1_1)
% 3.17/1.50  | (15) cartesian_product2(all_0_3_3, all_0_5_5) = all_0_2_2
% 3.17/1.50  | (16)  ! [v0] :  ! [v1] : ( ~ (singleton(v0) = v1) | in(v0, v1))
% 3.17/1.50  | (17)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] : (v1 = v0 |  ~ (unordered_pair(v3, v2) = v1) |  ~ (unordered_pair(v3, v2) = v0))
% 3.17/1.50  | (18) singleton(all_0_6_6) = all_0_3_3
% 3.17/1.50  | (19)  ! [v0] :  ! [v1] :  ! [v2] :  ! [v3] :  ! [v4] :  ! [v5] : ( ~ (cartesian_product2(v2, v3) = v5) |  ~ (ordered_pair(v0, v1) = v4) |  ~ in(v4, v5) | in(v1, v3))
% 3.17/1.50  | (20)  ? [v0] :  ! [v1] :  ! [v2] : (v2 = v0 |  ~ (singleton(v1) = v2) |  ? [v3] : (( ~ (v3 = v1) |  ~ in(v1, v0)) & (v3 = v1 | in(v3, v0))))
% 3.17/1.50  | (21)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v0, v1) = v2) | unordered_pair(v1, v0) = v2)
% 3.17/1.50  | (22)  ! [v0] :  ! [v1] :  ! [v2] : ( ~ (unordered_pair(v1, v0) = v2) | unordered_pair(v0, v1) = v2)
% 3.17/1.50  | (23)  ! [v0] :  ! [v1] :  ! [v2] : (v1 = v0 |  ~ (singleton(v2) = v1) |  ~ (singleton(v2) = v0))
% 3.17/1.50  |
% 3.17/1.50  | Instantiating formula (11) with all_0_4_4, all_0_7_7, all_0_8_8 and discharging atoms ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4, yields:
% 3.17/1.50  | (24)  ? [v0] :  ? [v1] : (singleton(all_0_8_8) = v1 & unordered_pair(v0, v1) = all_0_4_4 & unordered_pair(all_0_8_8, all_0_7_7) = v0)
% 3.17/1.50  |
% 3.17/1.50  | Instantiating (24) with all_11_0_10, all_11_1_11 yields:
% 3.17/1.50  | (25) singleton(all_0_8_8) = all_11_0_10 & unordered_pair(all_11_1_11, all_11_0_10) = all_0_4_4 & unordered_pair(all_0_8_8, all_0_7_7) = all_11_1_11
% 3.17/1.50  |
% 3.17/1.50  | Applying alpha-rule on (25) yields:
% 3.17/1.50  | (26) singleton(all_0_8_8) = all_11_0_10
% 3.17/1.50  | (27) unordered_pair(all_11_1_11, all_11_0_10) = all_0_4_4
% 3.17/1.50  | (28) unordered_pair(all_0_8_8, all_0_7_7) = all_11_1_11
% 3.17/1.50  |
% 3.17/1.50  | Instantiating formula (16) with all_11_0_10, all_0_8_8 and discharging atoms singleton(all_0_8_8) = all_11_0_10, yields:
% 3.17/1.51  | (29) in(all_0_8_8, all_11_0_10)
% 3.17/1.51  |
% 3.17/1.51  +-Applying beta-rule and splitting (9), into two cases.
% 3.17/1.51  |-Branch one:
% 3.17/1.51  | (30) all_0_6_6 = all_0_8_8 & in(all_0_7_7, all_0_5_5) &  ~ in(all_0_4_4, all_0_2_2)
% 3.17/1.51  |
% 3.17/1.51  	| Applying alpha-rule on (30) yields:
% 3.17/1.51  	| (31) all_0_6_6 = all_0_8_8
% 3.17/1.51  	| (32) in(all_0_7_7, all_0_5_5)
% 3.17/1.51  	| (33)  ~ in(all_0_4_4, all_0_2_2)
% 3.17/1.51  	|
% 3.17/1.51  	| From (31) and (18) follows:
% 3.17/1.51  	| (34) singleton(all_0_8_8) = all_0_3_3
% 3.17/1.51  	|
% 3.17/1.51  	| Instantiating formula (23) with all_0_8_8, all_0_3_3, all_11_0_10 and discharging atoms singleton(all_0_8_8) = all_11_0_10, singleton(all_0_8_8) = all_0_3_3, yields:
% 3.17/1.51  	| (35) all_11_0_10 = all_0_3_3
% 3.17/1.51  	|
% 3.17/1.51  	| From (35) and (29) follows:
% 3.17/1.51  	| (36) in(all_0_8_8, all_0_3_3)
% 3.17/1.51  	|
% 3.17/1.51  	| Instantiating formula (3) with all_0_2_2, all_0_4_4, all_0_5_5, all_0_3_3, all_0_7_7, all_0_8_8 and discharging atoms cartesian_product2(all_0_3_3, all_0_5_5) = all_0_2_2, ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4, in(all_0_7_7, all_0_5_5), in(all_0_8_8, all_0_3_3),  ~ in(all_0_4_4, all_0_2_2), yields:
% 3.17/1.51  	| (37) $false
% 3.17/1.51  	|
% 3.17/1.51  	|-The branch is then unsatisfiable
% 3.17/1.51  |-Branch two:
% 3.17/1.51  | (38) in(all_0_4_4, all_0_2_2) & ( ~ (all_0_6_6 = all_0_8_8) |  ~ in(all_0_7_7, all_0_5_5))
% 3.17/1.51  |
% 3.17/1.51  	| Applying alpha-rule on (38) yields:
% 3.17/1.51  	| (39) in(all_0_4_4, all_0_2_2)
% 3.17/1.51  	| (40)  ~ (all_0_6_6 = all_0_8_8) |  ~ in(all_0_7_7, all_0_5_5)
% 3.17/1.51  	|
% 3.17/1.51  	| Instantiating formula (19) with all_0_2_2, all_0_4_4, all_0_5_5, all_0_3_3, all_0_7_7, all_0_8_8 and discharging atoms cartesian_product2(all_0_3_3, all_0_5_5) = all_0_2_2, ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4, in(all_0_4_4, all_0_2_2), yields:
% 3.17/1.51  	| (32) in(all_0_7_7, all_0_5_5)
% 3.17/1.51  	|
% 3.17/1.51  	| Instantiating formula (6) with all_0_2_2, all_0_4_4, all_0_5_5, all_0_3_3, all_0_7_7, all_0_8_8 and discharging atoms cartesian_product2(all_0_3_3, all_0_5_5) = all_0_2_2, ordered_pair(all_0_8_8, all_0_7_7) = all_0_4_4, in(all_0_4_4, all_0_2_2), yields:
% 3.17/1.51  	| (36) in(all_0_8_8, all_0_3_3)
% 3.17/1.51  	|
% 3.17/1.51  	+-Applying beta-rule and splitting (40), into two cases.
% 3.17/1.51  	|-Branch one:
% 3.17/1.51  	| (43)  ~ in(all_0_7_7, all_0_5_5)
% 3.17/1.51  	|
% 3.17/1.51  		| Using (32) and (43) yields:
% 3.17/1.51  		| (37) $false
% 3.17/1.51  		|
% 3.17/1.51  		|-The branch is then unsatisfiable
% 3.17/1.51  	|-Branch two:
% 3.17/1.51  	| (32) in(all_0_7_7, all_0_5_5)
% 3.17/1.51  	| (46)  ~ (all_0_6_6 = all_0_8_8)
% 3.17/1.51  	|
% 3.17/1.51  		| Instantiating formula (8) with all_0_8_8, all_0_3_3, all_0_6_6 and discharging atoms singleton(all_0_6_6) = all_0_3_3, in(all_0_8_8, all_0_3_3), yields:
% 3.17/1.51  		| (31) all_0_6_6 = all_0_8_8
% 3.17/1.51  		|
% 3.17/1.51  		| Equations (31) can reduce 46 to:
% 3.17/1.51  		| (48) $false
% 3.17/1.51  		|
% 3.17/1.51  		|-The branch is then unsatisfiable
% 3.17/1.51  % SZS output end Proof for theBenchmark
% 3.17/1.51  
% 3.17/1.51  929ms
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