## TPTP Problem File: SEV501^1.p

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```%------------------------------------------------------------------------------
% File     : SEV501^1 : TPTP v7.5.0. Released v7.0.0.
% Domain   : Analysis
% Problem  : NSUM_ADD_GEN
% Version  : Especial.
% English  :

% Refs     : [Kal16] Kalisyk (2016), Email to Geoff Sutcliffe
% Source   : [Kal16]
% Names    : NSUM_ADD_GEN_.p [Kal16]

% Status   : Theorem
% Rating   : 0.50 v7.5.0, 1.00 v7.2.0, 0.75 v7.1.0
% Syntax   : Number of formulae    :   19 (   0 unit;  13 type;   1 defn)
%            Number of atoms       :  134 (   8 equality;  84 variable)
%            Maximal formula depth :   17 (   7 average)
%            Number of connectives :  115 (   3   ~;   0   |;   5   &; 104   @)
%                                         (   0 <=>;   3  =>;   0  <=;   0 <~>)
%                                         (   0  ~|;   0  ~&)
%            Number of type conns  :   51 (  51   >;   0   *;   0   +;   0  <<)
%            Number of symbols     :   15 (  13   :;   0   =;   0  @=)
%                                         (   0  !!;   0  ??;   0 @@+;   0 @@-)
%            Number of variables   :   35 (   0 sgn;  16   !;   3   ?;   5   ^)
%                                         (  35   :;  11  !>;   0  ?*)
%                                         (   0  @-;   0  @+)
% SPC      : TH1_THM_EQU_NAR

% Comments : Exported from core HOL Light.
%------------------------------------------------------------------------------
thf('thf_type_type/nums/num',type,(
'type/nums/num': \$tType )).

thf('thf_const_const/sets/SETSPEC',type,(
'const/sets/SETSPEC':
!>[A: \$tType] :
( A > \$o > A > \$o ) )).

thf('thf_const_const/sets/IN',type,(
'const/sets/IN':
!>[A: \$tType] :
( A > ( A > \$o ) > \$o ) )).

thf('thf_const_const/sets/GSPEC',type,(
'const/sets/GSPEC':
!>[A: \$tType] :
( ( A > \$o ) > A > \$o ) )).

thf('thf_const_const/sets/FINITE',type,(
'const/sets/FINITE':
!>[A: \$tType] :
( ( A > \$o ) > \$o ) )).

thf('thf_const_const/nums/NUMERAL',type,(
'const/nums/NUMERAL': 'type/nums/num' > 'type/nums/num' )).

thf('thf_const_const/nums/_0',type,(
'const/nums/_0': 'type/nums/num' )).

thf('thf_const_const/iterate/support',type,(
'const/iterate/support':
!>[B: \$tType,A: \$tType] :
( ( B > B > B ) > ( A > B ) > ( A > \$o ) > A > \$o ) )).

thf('thf_const_const/iterate/nsum',type,(
'const/iterate/nsum':
!>[A: \$tType] :
( ( A > \$o ) > ( A > 'type/nums/num' ) > 'type/nums/num' ) )).

thf('thf_const_const/iterate/neutral',type,(
'const/iterate/neutral':
!>[A: \$tType] :
( ( A > A > A ) > A ) )).

thf('thf_const_const/iterate/monoidal',type,(
'const/iterate/monoidal':
!>[A: \$tType] :
( ( A > A > A ) > \$o ) )).

thf('thf_const_const/iterate/iterate',type,(
'const/iterate/iterate':
!>[A: \$tType,A0: \$tType] :
( ( A0 > A0 > A0 ) > ( A > \$o ) > ( A > A0 ) > A0 ) )).

thf('thf_const_const/arith/+',type,(
'const/arith/+': 'type/nums/num' > 'type/nums/num' > 'type/nums/num' )).

thf('thm/iterate/ITERATE_OP_GEN_',axiom,(
! [A: \$tType,B: \$tType,A0: B > B > B] :
( ( 'const/iterate/monoidal' @ B @ A0 )
=> ! [A1: A > B,A2: A > B,A3: A > \$o] :
( ( ( 'const/sets/FINITE' @ A @ ( 'const/iterate/support' @ B @ A @ A0 @ A1 @ A3 ) )
& ( 'const/sets/FINITE' @ A @ ( 'const/iterate/support' @ B @ A @ A0 @ A2 @ A3 ) ) )
=> ( ( 'const/iterate/iterate' @ A @ B @ A0 @ A3
@ ^ [A4: A] :
( A0 @ ( A1 @ A4 ) @ ( A2 @ A4 ) ) )
= ( A0 @ ( 'const/iterate/iterate' @ A @ B @ A0 @ A3 @ A1 ) @ ( 'const/iterate/iterate' @ A @ B @ A0 @ A3 @ A2 ) ) ) ) ) )).

thf('thm/iterate/MONOIDAL_ADD_',axiom,
( 'const/iterate/monoidal' @ 'type/nums/num' @ 'const/arith/+' )).

thf('thm/iterate/nsum_',definition,(
! [A: \$tType] :
( ( 'const/iterate/nsum' @ A )
= ( 'const/iterate/iterate' @ A @ 'type/nums/num' @ 'const/arith/+' ) ) )).

thf('thm/iterate/support_',axiom,(
! [B: \$tType,A: \$tType,A0: A > \$o,A1: A > B,A2: B > B > B] :
( ( 'const/iterate/support' @ B @ A @ A2 @ A1 @ A0 )
= ( 'const/sets/GSPEC' @ A
@ ^ [A3: A] :
? [A4: A] :
( 'const/sets/SETSPEC' @ A @ A3
@ ( ( 'const/sets/IN' @ A @ A4 @ A0 )
& ( ( A1 @ A4 )
!= ( 'const/iterate/neutral' @ B @ A2 ) ) )
@ A4 ) ) ) )).

thf('thm/iterate/NEUTRAL_ADD_',axiom,
( ( 'const/iterate/neutral' @ 'type/nums/num' @ 'const/arith/+' )
= ( 'const/nums/NUMERAL' @ 'const/nums/_0' ) )).

thf('thm/iterate/NSUM_ADD_GEN_',conjecture,(
! [A: \$tType,A0: A > 'type/nums/num',A1: A > 'type/nums/num',A2: A > \$o] :
( ( ( 'const/sets/FINITE' @ A
@ ( 'const/sets/GSPEC' @ A
@ ^ [A3: A] :
? [A4: A] :
( 'const/sets/SETSPEC' @ A @ A3
@ ( ( 'const/sets/IN' @ A @ A4 @ A2 )
& ( ( A0 @ A4 )
!= ( 'const/nums/NUMERAL' @ 'const/nums/_0' ) ) )
@ A4 ) ) )
& ( 'const/sets/FINITE' @ A
@ ( 'const/sets/GSPEC' @ A
@ ^ [A3: A] :
? [A4: A] :
( 'const/sets/SETSPEC' @ A @ A3
@ ( ( 'const/sets/IN' @ A @ A4 @ A2 )
& ( ( A1 @ A4 )
!= ( 'const/nums/NUMERAL' @ 'const/nums/_0' ) ) )
@ A4 ) ) ) )
=> ( ( 'const/iterate/nsum' @ A @ A2
@ ^ [A3: A] :
( 'const/arith/+' @ ( A0 @ A3 ) @ ( A1 @ A3 ) ) )
= ( 'const/arith/+' @ ( 'const/iterate/nsum' @ A @ A2 @ A0 ) @ ( 'const/iterate/nsum' @ A @ A2 @ A1 ) ) ) ) )).

%------------------------------------------------------------------------------
```