%------------------------------------------------------------------------------
% File : LisaST---0.9
% Problem : NUM337+1 : TPTP v9.3.1. Released v3.1.0.
% Transfm : none
% Format : tptp:raw
% Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% Computer : n001.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 : Sun Sep 27 08:11:06 AM UTC 2026
% Result : Theorem 26.37s 6.53s
% Output : CNFRefutation 26.37s
% Verified :
% SZS Type : Refutation
% Derivation depth : 10
% Number of leaves : 10
% Syntax : Number of formulae : 33 ( 18 unt; 0 def)
% Number of atoms : 61 ( 8 equ)
% Maximal formula atoms : 5 ( 1 avg)
% Number of connectives : 48 ( 20 ~; 17 |; 5 &)
% ( 1 <=>; 5 =>; 0 <=; 0 <~>)
% Maximal formula depth : 11 ( 3 avg)
% Maximal term depth : 3 ( 1 avg)
% Number of predicates : 7 ( 5 usr; 1 prp; 0-4 aty)
% Number of functors : 7 ( 7 usr; 5 con; 0-1 aty)
% Number of variables : 47 ( 0 sgn 20 !; 0 ?)
% Comments :
%------------------------------------------------------------------------------
fof(rdn2,axiom,
'rdn$utranslate'(n2,'rdn$upos'(rdnn(n2))) ).
fof(rdn3,axiom,
'rdn$utranslate'(n3,'rdn$upos'(rdnn(n3))) ).
fof(rdn5,axiom,
'rdn$utranslate'(n5,'rdn$upos'(rdnn(n5))) ).
fof(sum_entry_point_pos_pos,axiom,
! [X0,X1,X2,X3,X4,X5] :
( ( 'rdn$utranslate'(X2,'rdn$upos'(X5))
& 'rdn$uadd$uwith$ucarry'(rdnn(n0),X3,X4,X5)
& 'rdn$utranslate'(X1,'rdn$upos'(X4))
& 'rdn$utranslate'(X0,'rdn$upos'(X3)) )
=> sum(X0,X1,X2) ) ).
fof(unique_LHS,axiom,
! [X0,X1,X2,X3] :
( ( sum(X1,X2,X3)
& sum(X0,X2,X3) )
=> X0 = X1 ) ).
fof(minus_entry_point,axiom,
! [X0,X1,X2] :
( sum(X1,X2,X0)
<=> difference(X0,X1,X2) ) ).
fof(add_digit_digit_digit,axiom,
! [X0,X1,X2,X3,X4] :
( ( 'rdn$udigit$uadd'(rdnn(X4),rdnn(X0),rdnn(X3),rdnn(n0))
& 'rdn$udigit$uadd'(rdnn(X1),rdnn(X2),rdnn(X4),rdnn(n0)) )
=> 'rdn$uadd$uwith$ucarry'(rdnn(X0),rdnn(X1),rdnn(X2),rdnn(X3)) ) ).
fof(rdn_digit_add_n3_n2_n5_n0,axiom,
'rdn$udigit$uadd'(rdnn(n3),rdnn(n2),rdnn(n5),rdnn(n0)) ).
fof(rdn_digit_add_n5_n0_n5_n0,axiom,
'rdn$udigit$uadd'(rdnn(n5),rdnn(n0),rdnn(n5),rdnn(n0)) ).
fof(diff_n5_only_n3_n2,conjecture,
! [X0] :
( difference(n5,X0,n2)
=> X0 = n3 ) ).
fof(negated_conjecture,negated_conjecture,
~ ! [X0] :
( difference(n5,X0,n2)
=> X0 = n3 ),
inference(negate_conjecture,[status(cth)],[diff_n5_only_n3_n2]) ).
cnf(c2,plain,
'rdn$utranslate'(n2,'rdn$upos'(rdnn(n2))),
inference(clausification,[status(esa)],[rdn2]) ).
cnf(c3,plain,
'rdn$utranslate'(n3,'rdn$upos'(rdnn(n3))),
inference(clausification,[status(esa)],[rdn3]) ).
cnf(c5,plain,
'rdn$utranslate'(n5,'rdn$upos'(rdnn(n5))),
inference(clausification,[status(esa)],[rdn5]) ).
cnf(c25,plain,
( ~ 'rdn$uadd$uwith$ucarry'(rdnn(n0),X3,X5,X1)
| ~ 'rdn$utranslate'(X4,'rdn$upos'(X5))
| sum(X2,X4,X0)
| ~ 'rdn$utranslate'(X2,'rdn$upos'(X3))
| ~ 'rdn$utranslate'(X0,'rdn$upos'(X1)) ),
inference(clausification,[status(esa)],[sum_entry_point_pos_pos]) ).
cnf(c32,plain,
( X0 = X3
| ~ sum(X3,X1,X2)
| ~ sum(X0,X1,X2) ),
inference(clausification,[status(esa)],[unique_LHS]) ).
cnf(c35,plain,
( ~ difference(X2,X0,X1)
| sum(X0,X1,X2) ),
inference(clausification,[status(esa)],[minus_entry_point]) ).
cnf(c36,plain,
( 'rdn$uadd$uwith$ucarry'(rdnn(X3),rdnn(X0),rdnn(X1),rdnn(X4))
| ~ 'rdn$udigit$uadd'(rdnn(X2),rdnn(X3),rdnn(X4),rdnn(n0))
| ~ 'rdn$udigit$uadd'(rdnn(X0),rdnn(X1),rdnn(X2),rdnn(n0)) ),
inference(clausification,[status(esa)],[add_digit_digit_digit]) ).
cnf(c73,plain,
'rdn$udigit$uadd'(rdnn(n3),rdnn(n2),rdnn(n5),rdnn(n0)),
inference(clausification,[status(esa)],[rdn_digit_add_n3_n2_n5_n0]) ).
cnf(c91,plain,
'rdn$udigit$uadd'(rdnn(n5),rdnn(n0),rdnn(n5),rdnn(n0)),
inference(clausification,[status(esa)],[rdn_digit_add_n5_n0_n5_n0]) ).
cnf(c141,plain,
difference(n5,sK107,n2),
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(c142,plain,
sK107 != n3,
inference(clausification,[status(esa)],[negated_conjecture]) ).
cnf(d0,plain,
sum(sK107,n2,n5),
inference(resolution,[status(thm)],[c35,c141]) ).
cnf(d1,plain,
( ~ sum(X0,n2,n5)
| X0 = sK107 ),
inference(resolution,[status(thm)],[c32,d0]) ).
cnf(d2,plain,
( ~ 'rdn$udigit$uadd'(rdnn(X0),rdnn(X1),rdnn(n5),rdnn(n0))
| 'rdn$uadd$uwith$ucarry'(rdnn(n0),rdnn(X0),rdnn(X1),rdnn(n5)) ),
inference(resolution,[status(thm)],[c91,c36]) ).
cnf(d3,plain,
'rdn$uadd$uwith$ucarry'(rdnn(n0),rdnn(n3),rdnn(n2),rdnn(n5)),
inference(resolution,[status(thm)],[d2,c73]) ).
cnf(d4,plain,
( sum(X1,X0,X2)
| ~ 'rdn$utranslate'(X2,'rdn$upos'(rdnn(n5)))
| ~ 'rdn$utranslate'(X1,'rdn$upos'(rdnn(n3)))
| ~ 'rdn$utranslate'(X0,'rdn$upos'(rdnn(n2))) ),
inference(resolution,[status(thm)],[d3,c25]) ).
cnf(d5,plain,
( sum(X1,n2,X0)
| ~ 'rdn$utranslate'(X1,'rdn$upos'(rdnn(n3)))
| ~ 'rdn$utranslate'(X0,'rdn$upos'(rdnn(n5))) ),
inference(resolution,[status(thm)],[d4,c2]) ).
cnf(d6,plain,
( sum(X0,n2,n5)
| ~ 'rdn$utranslate'(X0,'rdn$upos'(rdnn(n3))) ),
inference(resolution,[status(thm)],[d5,c5]) ).
cnf(d7,plain,
sum(n3,n2,n5),
inference(resolution,[status(thm)],[d6,c3]) ).
cnf(d8,plain,
n3 = sK107,
inference(resolution,[status(thm)],[d7,d1]) ).
cnf(d9,plain,
n3 != n3,
inference(demodulation,[status(thm)],[c142,d8]) ).
cnf(d10,plain,
$false,
inference(equality_resolution,[status(thm)],[d9]) ).
%------------------------------------------------------------------------------
%----ORIGINAL SYSTEM OUTPUT
% 0.00/0.03 % Problem : NUM337+1 : TPTP v9.3.1. Released v3.1.0.
% 0.00/0.04 % Command : casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 0.10/0.37 % Computer : n001.cluster.edu
% 0.10/0.37 % Model : x86_64 x86_64
% 0.10/0.37 % CPU : Intel(R) Xeon(R) CPU E5-2620 v4 @ 2.10GHz
% 0.10/0.37 % Memory : 8046.5625MB
% 0.10/0.37 % OS : Linux 6.8.0-71-generic
% 0.10/0.37 % CPULimit : 300
% 0.10/0.37 % WCLimit : 300
% 0.10/0.37 % DateTime : Sat Sep 26 02:34:41 UTC 2026
% 0.10/0.37 % CPUTime :
% 0.10/0.37 Running casc-portfolio.sh -t 300 /export/starexec/sandbox2/benchmark/theBenchmark.p
% 26.37/6.53 % SZS status Theorem for theBenchmark.p
% 26.37/6.53 % SZS output start CNFRefutation for theBenchmark.p
% See solution above
%------------------------------------------------------------------------------