%------------------------------------------------------------------------------
% File : ConnectPP---0.7.2
% Problem : SEU062+1 : TPTP v9.3.1. Released v3.2.0.
% Transfm : none
% Format : tptp:raw
% Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n011.cluster.edu
% Model : x86_64 x86_64
% CPU : Intel(R) Xeon(R) CPU E5-2620 v4 2.10GHz
% Memory : 8046.5625MB
% OS : Linux 6.8.0-71-generic
% CPULimit : 300s
% WCLimit : 300s
% DateTime : Thu Sep 24 08:58:00 AM UTC 2026
% Result : Theorem 0.08s 0.45s
% Output : Proof 0.14s
% Verified :
% SZS Type : ERROR: Analysing output (MakeTreeStats fails)
% Comments :
%------------------------------------------------------------------------------
fof(antisymmetry_r2_hidden,axiom,
! [A,B] :
( in(A,B)
=> ~ in(B,A) ),
file('theBenchmark.p',antisymmetry_r2_hidden) ).
fof(cc1_funct_1,axiom,
! [A] :
( empty(A)
=> function(A) ),
file('theBenchmark.p',cc1_funct_1) ).
fof(cc1_relat_1,axiom,
! [A] :
( empty(A)
=> relation(A) ),
file('theBenchmark.p',cc1_relat_1) ).
fof(cc2_funct_1,axiom,
! [A] :
( ( function(A)
& empty(A)
& relation(A) )
=> ( one_to_one(A)
& function(A)
& relation(A) ) ),
file('theBenchmark.p',cc2_funct_1) ).
fof(d3_tarski,axiom,
! [A,B] :
( subset(A,B)
<=> ! [C] :
( in(C,A)
=> in(C,B) ) ),
file('theBenchmark.p',d3_tarski) ).
fof(existence_m1_subset_1,axiom,
! [A] :
? [B] : element(B,A),
file('theBenchmark.p',existence_m1_subset_1) ).
fof(fc12_relat_1,axiom,
( relation_empty_yielding(empty_set)
& relation(empty_set)
& empty(empty_set) ),
file('theBenchmark.p',fc12_relat_1) ).
fof(fc1_subset_1,axiom,
! [A] : ~ empty(powerset(A)),
file('theBenchmark.p',fc1_subset_1) ).
fof(fc1_xboole_0,axiom,
empty(empty_set),
file('theBenchmark.p',fc1_xboole_0) ).
fof(fc2_subset_1,axiom,
! [A] : ~ empty(singleton(A)),
file('theBenchmark.p',fc2_subset_1) ).
fof(fc4_relat_1,axiom,
( relation(empty_set)
& empty(empty_set) ),
file('theBenchmark.p',fc4_relat_1) ).
fof(fc6_relat_1,axiom,
! [A] :
( ( relation(A)
& ~ empty(A) )
=> ~ empty(relation_rng(A)) ),
file('theBenchmark.p',fc6_relat_1) ).
fof(fc8_relat_1,axiom,
! [A] :
( empty(A)
=> ( relation(relation_rng(A))
& empty(relation_rng(A)) ) ),
file('theBenchmark.p',fc8_relat_1) ).
fof(rc1_funct_1,axiom,
? [A] :
( function(A)
& relation(A) ),
file('theBenchmark.p',rc1_funct_1) ).
fof(rc1_relat_1,axiom,
? [A] :
( relation(A)
& empty(A) ),
file('theBenchmark.p',rc1_relat_1) ).
fof(rc1_subset_1,axiom,
! [A] :
( ~ empty(A)
=> ? [B] :
( ~ empty(B)
& element(B,powerset(A)) ) ),
file('theBenchmark.p',rc1_subset_1) ).
fof(rc1_xboole_0,axiom,
? [A] : empty(A),
file('theBenchmark.p',rc1_xboole_0) ).
fof(rc2_funct_1,axiom,
? [A] :
( function(A)
& empty(A)
& relation(A) ),
file('theBenchmark.p',rc2_funct_1) ).
fof(rc2_relat_1,axiom,
? [A] :
( relation(A)
& ~ empty(A) ),
file('theBenchmark.p',rc2_relat_1) ).
fof(rc2_subset_1,axiom,
! [A] :
? [B] :
( empty(B)
& element(B,powerset(A)) ),
file('theBenchmark.p',rc2_subset_1) ).
fof(rc2_xboole_0,axiom,
? [A] : ~ empty(A),
file('theBenchmark.p',rc2_xboole_0) ).
fof(rc3_funct_1,axiom,
? [A] :
( one_to_one(A)
& function(A)
& relation(A) ),
file('theBenchmark.p',rc3_funct_1) ).
fof(rc3_relat_1,axiom,
? [A] :
( relation_empty_yielding(A)
& relation(A) ),
file('theBenchmark.p',rc3_relat_1) ).
fof(reflexivity_r1_tarski,axiom,
! [A,B] : subset(A,A),
file('theBenchmark.p',reflexivity_r1_tarski) ).
fof(t142_funct_1,axiom,
! [A,B] :
( relation(B)
=> ( in(A,relation_rng(B))
<=> relation_inverse_image(B,singleton(A)) != empty_set ) ),
file('theBenchmark.p',t142_funct_1) ).
fof(t143_funct_1,conjecture,
! [A,B] :
( relation(B)
=> ( ! [C] :
~ ( relation_inverse_image(B,singleton(C)) = empty_set
& in(C,A) )
=> subset(A,relation_rng(B)) ) ),
file('theBenchmark.p',t143_funct_1) ).
fof(t1_subset,axiom,
! [A,B] :
( in(A,B)
=> element(A,B) ),
file('theBenchmark.p',t1_subset) ).
fof(t2_subset,axiom,
! [A,B] :
( element(A,B)
=> ( in(A,B)
| empty(B) ) ),
file('theBenchmark.p',t2_subset) ).
fof(t3_subset,axiom,
! [A,B] :
( element(A,powerset(B))
<=> subset(A,B) ),
file('theBenchmark.p',t3_subset) ).
fof(t4_subset,axiom,
! [A,B,C] :
( ( element(B,powerset(C))
& in(A,B) )
=> element(A,C) ),
file('theBenchmark.p',t4_subset) ).
fof(t5_subset,axiom,
! [A,B,C] :
~ ( empty(C)
& element(B,powerset(C))
& in(A,B) ),
file('theBenchmark.p',t5_subset) ).
fof(t6_boole,axiom,
! [A] :
( empty(A)
=> A = empty_set ),
file('theBenchmark.p',t6_boole) ).
fof(t7_boole,axiom,
! [A,B] :
~ ( empty(B)
& in(A,B) ),
file('theBenchmark.p',t7_boole) ).
fof(t8_boole,axiom,
! [A,B] :
~ ( empty(B)
& A != B
& empty(A) ),
file('theBenchmark.p',t8_boole) ).
fof(f_1_1,plain,
! [A,B] :
( ~ in(B,A)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[antisymmetry_r2_hidden]) ).
fof(f_1_2,plain,
! [U_1,U_0] :
( ~ in(U_0,U_1)
| ~ in(U_1,U_0) ),
inference(variable_rename,[status(thm)],[f_1_1]) ).
cnf(f_1_3,plain,
( ~ in(U_0,U_1)
| ~ in(U_1,U_0) ),
inference(clausify,[status(thm)],[f_1_2]) ).
fof(f_2_1,plain,
! [A] :
( function(A)
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[cc1_funct_1]) ).
fof(f_2_2,plain,
! [U_2] :
( function(U_2)
| ~ empty(U_2) ),
inference(variable_rename,[status(thm)],[f_2_1]) ).
cnf(f_2_3,plain,
( function(U_2)
| ~ empty(U_2) ),
inference(clausify,[status(thm)],[f_2_2]) ).
fof(f_3_1,plain,
! [A] :
( relation(A)
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[cc1_relat_1]) ).
fof(f_3_2,plain,
! [U_3] :
( relation(U_3)
| ~ empty(U_3) ),
inference(variable_rename,[status(thm)],[f_3_1]) ).
cnf(f_3_3,plain,
( relation(U_3)
| ~ empty(U_3) ),
inference(clausify,[status(thm)],[f_3_2]) ).
fof(f_4_1,plain,
! [A] :
( ( one_to_one(A)
& function(A)
& relation(A) )
| ~ function(A)
| ~ empty(A)
| ~ relation(A) ),
inference(fof_nnf,[status(thm)],[cc2_funct_1]) ).
fof(f_4_2,plain,
! [U_4] :
( ( one_to_one(U_4)
& function(U_4)
& relation(U_4) )
| ~ function(U_4)
| ~ empty(U_4)
| ~ relation(U_4) ),
inference(variable_rename,[status(thm)],[f_4_1]) ).
cnf(f_4_3,plain,
( relation(U_4)
| ~ function(U_4)
| ~ empty(U_4)
| ~ relation(U_4) ),
inference(clausify,[status(thm)],[f_4_2]) ).
cnf(f_4_4,plain,
( function(U_4)
| ~ function(U_4)
| ~ empty(U_4)
| ~ relation(U_4) ),
inference(clausify,[status(thm)],[f_4_2]) ).
cnf(f_4_5,plain,
( one_to_one(U_4)
| ~ function(U_4)
| ~ empty(U_4)
| ~ relation(U_4) ),
inference(clausify,[status(thm)],[f_4_2]) ).
fof(f_5_1,plain,
! [A,B] :
( ( subset(A,B)
| ? [C] :
( ~ in(C,B)
& in(C,A) ) )
& ( ! [C] :
( in(C,B)
| ~ in(C,A) )
| ~ subset(A,B) ) ),
inference(fof_nnf,[status(thm)],[d3_tarski]) ).
fof(f_5_2,plain,
! [U_8,U_7] :
( ( subset(U_8,U_7)
| ? [U_6] :
( ~ in(U_6,U_7)
& in(U_6,U_8) ) )
& ( ! [U_5] :
( in(U_5,U_7)
| ~ in(U_5,U_8) )
| ~ subset(U_8,U_7) ) ),
inference(variable_rename,[status(thm)],[f_5_1]) ).
fof(f_5_3,plain,
( ! [U_12,U_10] :
( subset(U_12,U_10)
| ? [U_6] :
( ~ in(U_6,U_10)
& in(U_6,U_12) ) )
& ! [U_11,U_9] :
( ! [U_5] :
( in(U_5,U_9)
| ~ in(U_5,U_11) )
| ~ subset(U_11,U_9) ) ),
inference(miniscope,[status(thm)],[f_5_2]) ).
fof(f_5_4,plain,
( ! [U_12,U_10] :
( subset(U_12,U_10)
| ( ~ in(sK1(U_12,U_10),U_10)
& in(sK1(U_12,U_10),U_12) ) )
& ! [U_11,U_9] :
( ! [U_5] :
( in(U_5,U_9)
| ~ in(U_5,U_11) )
| ~ subset(U_11,U_9) ) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK1]),skolemize(U_6,sK1(U_12,U_10))],[f_5_3]) ).
cnf(f_5_5,plain,
( in(U_5,U_9)
| ~ in(U_5,U_11)
| ~ subset(U_11,U_9) ),
inference(clausify,[status(thm)],[f_5_4]) ).
cnf(f_5_6,plain,
( in(sK1(U_12,U_10),U_12)
| subset(U_12,U_10) ),
inference(clausify,[status(thm)],[f_5_4]) ).
cnf(f_5_7,plain,
( ~ in(sK1(U_12,U_10),U_10)
| subset(U_12,U_10) ),
inference(clausify,[status(thm)],[f_5_4]) ).
fof(f_6_1,plain,
! [A] :
? [B] : element(B,A),
inference(fof_nnf,[status(thm)],[existence_m1_subset_1]) ).
fof(f_6_2,plain,
! [U_14] :
? [U_13] : element(U_13,U_14),
inference(variable_rename,[status(thm)],[f_6_1]) ).
fof(f_6_3,plain,
! [U_14] : element(sK2(U_14),U_14),
inference(skolemize,[status(esa),new_symbols(skolem,[sK2]),skolemize(U_13,sK2(U_14))],[f_6_2]) ).
cnf(f_6_4,plain,
element(sK2(U_14),U_14),
inference(clausify,[status(thm)],[f_6_3]) ).
fof(f_7_1,plain,
( relation_empty_yielding(empty_set)
& relation(empty_set)
& empty(empty_set) ),
inference(fof_nnf,[status(thm)],[fc12_relat_1]) ).
cnf(f_7_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_7_1]) ).
cnf(f_7_3,plain,
relation(empty_set),
inference(clausify,[status(thm)],[f_7_1]) ).
cnf(f_7_4,plain,
relation_empty_yielding(empty_set),
inference(clausify,[status(thm)],[f_7_1]) ).
fof(f_8_1,plain,
! [A] : ~ empty(powerset(A)),
inference(fof_nnf,[status(thm)],[fc1_subset_1]) ).
fof(f_8_2,plain,
! [U_15] : ~ empty(powerset(U_15)),
inference(variable_rename,[status(thm)],[f_8_1]) ).
cnf(f_8_3,plain,
~ empty(powerset(U_15)),
inference(clausify,[status(thm)],[f_8_2]) ).
fof(f_9_1,plain,
empty(empty_set),
inference(fof_nnf,[status(thm)],[fc1_xboole_0]) ).
cnf(f_9_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_9_1]) ).
fof(f_10_1,plain,
! [A] : ~ empty(singleton(A)),
inference(fof_nnf,[status(thm)],[fc2_subset_1]) ).
fof(f_10_2,plain,
! [U_16] : ~ empty(singleton(U_16)),
inference(variable_rename,[status(thm)],[f_10_1]) ).
cnf(f_10_3,plain,
~ empty(singleton(U_16)),
inference(clausify,[status(thm)],[f_10_2]) ).
fof(f_11_1,plain,
( relation(empty_set)
& empty(empty_set) ),
inference(fof_nnf,[status(thm)],[fc4_relat_1]) ).
cnf(f_11_2,plain,
empty(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
cnf(f_11_3,plain,
relation(empty_set),
inference(clausify,[status(thm)],[f_11_1]) ).
fof(f_12_1,plain,
! [A] :
( ~ empty(relation_rng(A))
| ~ relation(A)
| empty(A) ),
inference(fof_nnf,[status(thm)],[fc6_relat_1]) ).
fof(f_12_2,plain,
! [U_17] :
( ~ empty(relation_rng(U_17))
| ~ relation(U_17)
| empty(U_17) ),
inference(variable_rename,[status(thm)],[f_12_1]) ).
cnf(f_12_3,plain,
( ~ empty(relation_rng(U_17))
| ~ relation(U_17)
| empty(U_17) ),
inference(clausify,[status(thm)],[f_12_2]) ).
fof(f_13_1,plain,
! [A] :
( ( relation(relation_rng(A))
& empty(relation_rng(A)) )
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[fc8_relat_1]) ).
fof(f_13_2,plain,
! [U_18] :
( ( relation(relation_rng(U_18))
& empty(relation_rng(U_18)) )
| ~ empty(U_18) ),
inference(variable_rename,[status(thm)],[f_13_1]) ).
cnf(f_13_3,plain,
( empty(relation_rng(U_18))
| ~ empty(U_18) ),
inference(clausify,[status(thm)],[f_13_2]) ).
cnf(f_13_4,plain,
( relation(relation_rng(U_18))
| ~ empty(U_18) ),
inference(clausify,[status(thm)],[f_13_2]) ).
fof(f_14_1,plain,
? [A] :
( function(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc1_funct_1]) ).
fof(f_14_2,plain,
? [U_19] :
( function(U_19)
& relation(U_19) ),
inference(variable_rename,[status(thm)],[f_14_1]) ).
fof(f_14_3,plain,
( function(sK3)
& relation(sK3) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK3]),skolemize(U_19,sK3)],[f_14_2]) ).
cnf(f_14_4,plain,
relation(sK3),
inference(clausify,[status(thm)],[f_14_3]) ).
cnf(f_14_5,plain,
function(sK3),
inference(clausify,[status(thm)],[f_14_3]) ).
fof(f_15_1,plain,
? [A] :
( relation(A)
& empty(A) ),
inference(fof_nnf,[status(thm)],[rc1_relat_1]) ).
fof(f_15_2,plain,
? [U_20] :
( relation(U_20)
& empty(U_20) ),
inference(variable_rename,[status(thm)],[f_15_1]) ).
fof(f_15_3,plain,
( relation(sK4)
& empty(sK4) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK4]),skolemize(U_20,sK4)],[f_15_2]) ).
cnf(f_15_4,plain,
empty(sK4),
inference(clausify,[status(thm)],[f_15_3]) ).
cnf(f_15_5,plain,
relation(sK4),
inference(clausify,[status(thm)],[f_15_3]) ).
fof(f_16_1,plain,
! [A] :
( ? [B] :
( ~ empty(B)
& element(B,powerset(A)) )
| empty(A) ),
inference(fof_nnf,[status(thm)],[rc1_subset_1]) ).
fof(f_16_2,plain,
! [U_22] :
( ? [U_21] :
( ~ empty(U_21)
& element(U_21,powerset(U_22)) )
| empty(U_22) ),
inference(variable_rename,[status(thm)],[f_16_1]) ).
fof(f_16_3,plain,
! [U_22] :
( ( ~ empty(sK5(U_22))
& element(sK5(U_22),powerset(U_22)) )
| empty(U_22) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK5]),skolemize(U_21,sK5(U_22))],[f_16_2]) ).
cnf(f_16_4,plain,
( element(sK5(U_22),powerset(U_22))
| empty(U_22) ),
inference(clausify,[status(thm)],[f_16_3]) ).
cnf(f_16_5,plain,
( ~ empty(sK5(U_22))
| empty(U_22) ),
inference(clausify,[status(thm)],[f_16_3]) ).
fof(f_17_1,plain,
? [A] : empty(A),
inference(fof_nnf,[status(thm)],[rc1_xboole_0]) ).
fof(f_17_2,plain,
? [U_23] : empty(U_23),
inference(variable_rename,[status(thm)],[f_17_1]) ).
fof(f_17_3,plain,
empty(sK6),
inference(skolemize,[status(esa),new_symbols(skolem,[sK6]),skolemize(U_23,sK6)],[f_17_2]) ).
cnf(f_17_4,plain,
empty(sK6),
inference(clausify,[status(thm)],[f_17_3]) ).
fof(f_18_1,plain,
? [A] :
( function(A)
& empty(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc2_funct_1]) ).
fof(f_18_2,plain,
? [U_24] :
( function(U_24)
& empty(U_24)
& relation(U_24) ),
inference(variable_rename,[status(thm)],[f_18_1]) ).
fof(f_18_3,plain,
( function(sK7)
& empty(sK7)
& relation(sK7) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK7]),skolemize(U_24,sK7)],[f_18_2]) ).
cnf(f_18_4,plain,
relation(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_5,plain,
empty(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
cnf(f_18_6,plain,
function(sK7),
inference(clausify,[status(thm)],[f_18_3]) ).
fof(f_19_1,plain,
? [A] :
( relation(A)
& ~ empty(A) ),
inference(fof_nnf,[status(thm)],[rc2_relat_1]) ).
fof(f_19_2,plain,
? [U_25] :
( relation(U_25)
& ~ empty(U_25) ),
inference(variable_rename,[status(thm)],[f_19_1]) ).
fof(f_19_3,plain,
( relation(sK8)
& ~ empty(sK8) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK8]),skolemize(U_25,sK8)],[f_19_2]) ).
cnf(f_19_4,plain,
~ empty(sK8),
inference(clausify,[status(thm)],[f_19_3]) ).
cnf(f_19_5,plain,
relation(sK8),
inference(clausify,[status(thm)],[f_19_3]) ).
fof(f_20_1,plain,
! [A] :
? [B] :
( empty(B)
& element(B,powerset(A)) ),
inference(fof_nnf,[status(thm)],[rc2_subset_1]) ).
fof(f_20_2,plain,
! [U_27] :
? [U_26] :
( empty(U_26)
& element(U_26,powerset(U_27)) ),
inference(variable_rename,[status(thm)],[f_20_1]) ).
fof(f_20_3,plain,
! [U_27] :
( empty(sK9(U_27))
& element(sK9(U_27),powerset(U_27)) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK9]),skolemize(U_26,sK9(U_27))],[f_20_2]) ).
cnf(f_20_4,plain,
element(sK9(U_27),powerset(U_27)),
inference(clausify,[status(thm)],[f_20_3]) ).
cnf(f_20_5,plain,
empty(sK9(U_27)),
inference(clausify,[status(thm)],[f_20_3]) ).
fof(f_21_1,plain,
? [A] : ~ empty(A),
inference(fof_nnf,[status(thm)],[rc2_xboole_0]) ).
fof(f_21_2,plain,
? [U_28] : ~ empty(U_28),
inference(variable_rename,[status(thm)],[f_21_1]) ).
fof(f_21_3,plain,
~ empty(sK10),
inference(skolemize,[status(esa),new_symbols(skolem,[sK10]),skolemize(U_28,sK10)],[f_21_2]) ).
cnf(f_21_4,plain,
~ empty(sK10),
inference(clausify,[status(thm)],[f_21_3]) ).
fof(f_22_1,plain,
? [A] :
( one_to_one(A)
& function(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc3_funct_1]) ).
fof(f_22_2,plain,
? [U_29] :
( one_to_one(U_29)
& function(U_29)
& relation(U_29) ),
inference(variable_rename,[status(thm)],[f_22_1]) ).
fof(f_22_3,plain,
( one_to_one(sK11)
& function(sK11)
& relation(sK11) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK11]),skolemize(U_29,sK11)],[f_22_2]) ).
cnf(f_22_4,plain,
relation(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
cnf(f_22_5,plain,
function(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
cnf(f_22_6,plain,
one_to_one(sK11),
inference(clausify,[status(thm)],[f_22_3]) ).
fof(f_23_1,plain,
? [A] :
( relation_empty_yielding(A)
& relation(A) ),
inference(fof_nnf,[status(thm)],[rc3_relat_1]) ).
fof(f_23_2,plain,
? [U_30] :
( relation_empty_yielding(U_30)
& relation(U_30) ),
inference(variable_rename,[status(thm)],[f_23_1]) ).
fof(f_23_3,plain,
( relation_empty_yielding(sK12)
& relation(sK12) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK12]),skolemize(U_30,sK12)],[f_23_2]) ).
cnf(f_23_4,plain,
relation(sK12),
inference(clausify,[status(thm)],[f_23_3]) ).
cnf(f_23_5,plain,
relation_empty_yielding(sK12),
inference(clausify,[status(thm)],[f_23_3]) ).
fof(f_24_1,plain,
! [A,B] : subset(A,A),
inference(fof_nnf,[status(thm)],[reflexivity_r1_tarski]) ).
fof(f_24_2,plain,
! [U_32,U_31] : subset(U_32,U_32),
inference(variable_rename,[status(thm)],[f_24_1]) ).
fof(f_24_3,plain,
! [U_32] : subset(U_32,U_32),
inference(miniscope,[status(thm)],[f_24_2]) ).
cnf(f_24_4,plain,
subset(U_32,U_32),
inference(clausify,[status(thm)],[f_24_3]) ).
fof(f_25_1,plain,
! [A,B] :
( ( ( in(A,relation_rng(B))
| relation_inverse_image(B,singleton(A)) = empty_set )
& ( relation_inverse_image(B,singleton(A)) != empty_set
| ~ in(A,relation_rng(B)) ) )
| ~ relation(B) ),
inference(fof_nnf,[status(thm)],[t142_funct_1]) ).
fof(f_25_2,plain,
! [U_34,U_33] :
( ( ( in(U_34,relation_rng(U_33))
| relation_inverse_image(U_33,singleton(U_34)) = empty_set )
& ( relation_inverse_image(U_33,singleton(U_34)) != empty_set
| ~ in(U_34,relation_rng(U_33)) ) )
| ~ relation(U_33) ),
inference(variable_rename,[status(thm)],[f_25_1]) ).
cnf(f_25_3,plain,
( relation_inverse_image(U_33,singleton(U_34)) != empty_set
| ~ in(U_34,relation_rng(U_33))
| ~ relation(U_33) ),
inference(clausify,[status(thm)],[f_25_2]) ).
cnf(f_25_4,plain,
( in(U_34,relation_rng(U_33))
| relation_inverse_image(U_33,singleton(U_34)) = empty_set
| ~ relation(U_33) ),
inference(clausify,[status(thm)],[f_25_2]) ).
fof(f_26_1,negated_conjecture,
~ ! [A,B] :
( relation(B)
=> ( ! [C] :
~ ( relation_inverse_image(B,singleton(C)) = empty_set
& in(C,A) )
=> subset(A,relation_rng(B)) ) ),
inference(negate,[status(cth)],[t143_funct_1]) ).
fof(f_26_2,negated_conjecture,
? [A,B] :
( ~ subset(A,relation_rng(B))
& ! [C] :
( relation_inverse_image(B,singleton(C)) != empty_set
| ~ in(C,A) )
& relation(B) ),
inference(fof_nnf,[status(thm)],[f_26_1]) ).
fof(f_26_3,negated_conjecture,
? [U_37,U_36] :
( ~ subset(U_37,relation_rng(U_36))
& ! [U_35] :
( relation_inverse_image(U_36,singleton(U_35)) != empty_set
| ~ in(U_35,U_37) )
& relation(U_36) ),
inference(variable_rename,[status(thm)],[f_26_2]) ).
fof(f_26_4,negated_conjecture,
? [U_36] :
( ~ subset(sK13,relation_rng(U_36))
& ! [U_35] :
( relation_inverse_image(U_36,singleton(U_35)) != empty_set
| ~ in(U_35,sK13) )
& relation(U_36) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK13]),skolemize(U_37,sK13)],[f_26_3]) ).
fof(f_26_5,negated_conjecture,
( ~ subset(sK13,relation_rng(sK14))
& ! [U_35] :
( relation_inverse_image(sK14,singleton(U_35)) != empty_set
| ~ in(U_35,sK13) )
& relation(sK14) ),
inference(skolemize,[status(esa),new_symbols(skolem,[sK14]),skolemize(U_36,sK14)],[f_26_4]) ).
fof(f_26_6,negated_conjecture,
( ~ subset(sK13,relation_rng(sK14))
& ! [U_35] :
( relation_inverse_image(sK14,singleton(U_35)) != empty_set
| ~ in(U_35,sK13) )
& relation(sK14) ),
inference(definitional_conversion,[status(esa)],[f_26_5]) ).
cnf(f_26_7,negated_conjecture,
relation(sK14),
inference(clausify,[status(thm)],[f_26_6]) ).
cnf(f_26_8,negated_conjecture,
( relation_inverse_image(sK14,singleton(U_35)) != empty_set
| ~ in(U_35,sK13) ),
inference(clausify,[status(thm)],[f_26_6]) ).
cnf(f_26_9,negated_conjecture,
~ subset(sK13,relation_rng(sK14)),
inference(clausify,[status(thm)],[f_26_6]) ).
fof(f_27_1,plain,
! [A,B] :
( element(A,B)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t1_subset]) ).
fof(f_27_2,plain,
! [U_39,U_38] :
( element(U_39,U_38)
| ~ in(U_39,U_38) ),
inference(variable_rename,[status(thm)],[f_27_1]) ).
cnf(f_27_3,plain,
( element(U_39,U_38)
| ~ in(U_39,U_38) ),
inference(clausify,[status(thm)],[f_27_2]) ).
fof(f_28_1,plain,
! [A,B] :
( in(A,B)
| empty(B)
| ~ element(A,B) ),
inference(fof_nnf,[status(thm)],[t2_subset]) ).
fof(f_28_2,plain,
! [U_41,U_40] :
( in(U_41,U_40)
| empty(U_40)
| ~ element(U_41,U_40) ),
inference(variable_rename,[status(thm)],[f_28_1]) ).
cnf(f_28_3,plain,
( in(U_41,U_40)
| empty(U_40)
| ~ element(U_41,U_40) ),
inference(clausify,[status(thm)],[f_28_2]) ).
fof(f_29_1,plain,
! [A,B] :
( ( element(A,powerset(B))
| ~ subset(A,B) )
& ( subset(A,B)
| ~ element(A,powerset(B)) ) ),
inference(fof_nnf,[status(thm)],[t3_subset]) ).
fof(f_29_2,plain,
! [U_43,U_42] :
( ( element(U_43,powerset(U_42))
| ~ subset(U_43,U_42) )
& ( subset(U_43,U_42)
| ~ element(U_43,powerset(U_42)) ) ),
inference(variable_rename,[status(thm)],[f_29_1]) ).
fof(f_29_3,plain,
( ! [U_47,U_45] :
( element(U_47,powerset(U_45))
| ~ subset(U_47,U_45) )
& ! [U_46,U_44] :
( subset(U_46,U_44)
| ~ element(U_46,powerset(U_44)) ) ),
inference(miniscope,[status(thm)],[f_29_2]) ).
cnf(f_29_4,plain,
( subset(U_46,U_44)
| ~ element(U_46,powerset(U_44)) ),
inference(clausify,[status(thm)],[f_29_3]) ).
cnf(f_29_5,plain,
( element(U_47,powerset(U_45))
| ~ subset(U_47,U_45) ),
inference(clausify,[status(thm)],[f_29_3]) ).
fof(f_30_1,plain,
! [A,B,C] :
( element(A,C)
| ~ element(B,powerset(C))
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t4_subset]) ).
fof(f_30_2,plain,
! [U_50,U_49,U_48] :
( element(U_50,U_48)
| ~ element(U_49,powerset(U_48))
| ~ in(U_50,U_49) ),
inference(variable_rename,[status(thm)],[f_30_1]) ).
cnf(f_30_3,plain,
( element(U_50,U_48)
| ~ element(U_49,powerset(U_48))
| ~ in(U_50,U_49) ),
inference(clausify,[status(thm)],[f_30_2]) ).
fof(f_31_1,plain,
! [A,B,C] :
( ~ empty(C)
| ~ element(B,powerset(C))
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t5_subset]) ).
fof(f_31_2,plain,
! [U_53,U_52,U_51] :
( ~ empty(U_51)
| ~ element(U_52,powerset(U_51))
| ~ in(U_53,U_52) ),
inference(variable_rename,[status(thm)],[f_31_1]) ).
fof(f_31_3,plain,
! [U_53,U_52] :
( ! [U_51] :
( ~ empty(U_51)
| ~ element(U_52,powerset(U_51)) )
| ~ in(U_53,U_52) ),
inference(miniscope,[status(thm)],[f_31_2]) ).
cnf(f_31_4,plain,
( ~ empty(U_51)
| ~ element(U_52,powerset(U_51))
| ~ in(U_53,U_52) ),
inference(clausify,[status(thm)],[f_31_3]) ).
fof(f_32_1,plain,
! [A] :
( A = empty_set
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[t6_boole]) ).
fof(f_32_2,plain,
! [U_54] :
( U_54 = empty_set
| ~ empty(U_54) ),
inference(variable_rename,[status(thm)],[f_32_1]) ).
cnf(f_32_3,plain,
( U_54 = empty_set
| ~ empty(U_54) ),
inference(clausify,[status(thm)],[f_32_2]) ).
fof(f_33_1,plain,
! [A,B] :
( ~ empty(B)
| ~ in(A,B) ),
inference(fof_nnf,[status(thm)],[t7_boole]) ).
fof(f_33_2,plain,
! [U_56,U_55] :
( ~ empty(U_55)
| ~ in(U_56,U_55) ),
inference(variable_rename,[status(thm)],[f_33_1]) ).
cnf(f_33_3,plain,
( ~ empty(U_55)
| ~ in(U_56,U_55) ),
inference(clausify,[status(thm)],[f_33_2]) ).
fof(f_34_1,plain,
! [A,B] :
( ~ empty(B)
| A = B
| ~ empty(A) ),
inference(fof_nnf,[status(thm)],[t8_boole]) ).
fof(f_34_2,plain,
! [U_58,U_57] :
( ~ empty(U_57)
| U_58 = U_57
| ~ empty(U_58) ),
inference(variable_rename,[status(thm)],[f_34_1]) ).
fof(f_34_3,plain,
! [U_58] :
( ! [U_57] :
( ~ empty(U_57)
| U_58 = U_57 )
| ~ empty(U_58) ),
inference(miniscope,[status(thm)],[f_34_2]) ).
cnf(f_34_4,plain,
( ~ empty(U_57)
| U_58 = U_57
| ~ empty(U_58) ),
inference(clausify,[status(thm)],[f_34_3]) ).
cnf(f_4_3_true,plain,
$true,
inference(clause_is_true,[status(thm)],[f_4_3]) ).
cnf(f_4_4_true,plain,
$true,
inference(clause_is_true,[status(thm)],[f_4_4]) ).
cnf(equality_1,axiom,
Eq_x_0 = Eq_x_0,
theory(equality,[reflexivity]) ).
cnf(equality_2,axiom,
( Eq_x_1 = Eq_x_0
| Eq_x_0 != Eq_x_1 ),
theory(equality,[symmetry]) ).
cnf(equality_3,axiom,
( Eq_x_0 = Eq_x_2
| Eq_x_1 != Eq_x_2
| Eq_x_0 != Eq_x_1 ),
theory(equality,[transitivity]) ).
cnf(equality_4,axiom,
( powerset(Eq_x_0) = powerset(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_5,axiom,
( singleton(Eq_x_0) = singleton(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_6,axiom,
( relation_rng(Eq_x_0) = relation_rng(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_7,axiom,
( relation_inverse_image(Eq_x_0,Eq_x_1) = relation_inverse_image(Eq_y_0,Eq_y_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_8,axiom,
( sK1(Eq_x_0,Eq_x_1) = sK1(Eq_y_0,Eq_y_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_9,axiom,
( sK2(Eq_x_0) = sK2(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_10,axiom,
( sK5(Eq_x_0) = sK5(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_11,axiom,
( sK9(Eq_x_0) = sK9(Eq_y_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_functions]) ).
cnf(equality_12,axiom,
( in(Eq_y_0,Eq_y_1)
| ~ in(Eq_x_0,Eq_x_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_13,axiom,
( empty(Eq_y_0)
| ~ empty(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_14,axiom,
( function(Eq_y_0)
| ~ function(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_15,axiom,
( relation(Eq_y_0)
| ~ relation(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_16,axiom,
( one_to_one(Eq_y_0)
| ~ one_to_one(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_17,axiom,
( subset(Eq_y_0,Eq_y_1)
| ~ subset(Eq_x_0,Eq_x_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_18,axiom,
( element(Eq_y_0,Eq_y_1)
| ~ element(Eq_x_0,Eq_x_1)
| Eq_x_1 != Eq_y_1
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(equality_19,axiom,
( relation_empty_yielding(Eq_y_0)
| ~ relation_empty_yielding(Eq_x_0)
| Eq_x_0 != Eq_y_0 ),
theory(equality,[substitution_predicates]) ).
cnf(sat_proved,plain,
$false,
inference(cadical,[status(thm)],[]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : SEU062+1 : TPTP v9.3.1. Released v3.2.0.
% 0.00/0.03 This is a FOF_THM_RFO_SEQ problem
% 0.00/0.04 % Command : /export/starexec/sandbox2/solver/bin/connect++ --verbosity 1 --no-colour --tptp-proof --schedule default --timeout 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.08/0.36 % Computer : n011.cluster.edu
% 0.08/0.36 % Model : x86_64 x86_64
% 0.08/0.36 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.08/0.36 % Memory : 8046.5625MB
% 0.08/0.36 % OS : Linux 6.8.0-71-generic
% 0.08/0.36 % CPULimit : 300
% 0.08/0.36 % WCLimit : 300
% 0.08/0.36 % DateTime : Sat Sep 19 23:16:39 UTC 2026
% 0.08/0.37 % CPUTime :
% 0.08/0.45 % SZS status Theorem for theBenchmark
% 0.08/0.45 % SZS output start Proof for theBenchmark
% See solution above
%------------------------------------------------------------------------------