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Theorem clim2prod 12101
Description: The limit of an infinite product with an initial segment added. (Contributed by Scott Fenton, 18-Dec-2017.)
Hypotheses
Ref Expression
clim2prod.1  |-  Z  =  ( ZZ>= `  M )
clim2prod.2  |-  ( ph  ->  N  e.  Z )
clim2prod.3  |-  ( (
ph  /\  k  e.  Z )  ->  ( F `  k )  e.  CC )
clim2prod.4  |-  ( ph  ->  seq ( N  + 
1 ) (  x.  ,  F )  ~~>  A )
Assertion
Ref Expression
clim2prod  |-  ( ph  ->  seq M (  x.  ,  F )  ~~>  ( (  seq M (  x.  ,  F ) `  N )  x.  A
) )
Distinct variable groups:    A, k    k, F    ph, k    k, M   
k, N    k, Z

Proof of Theorem clim2prod
Dummy variables  v  n  x are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2231 . 2  |-  ( ZZ>= `  ( N  +  1
) )  =  (
ZZ>= `  ( N  + 
1 ) )
2 clim2prod.1 . . . . 5  |-  Z  =  ( ZZ>= `  M )
3 uzssz 9776 . . . . 5  |-  ( ZZ>= `  M )  C_  ZZ
42, 3eqsstri 3259 . . . 4  |-  Z  C_  ZZ
5 clim2prod.2 . . . 4  |-  ( ph  ->  N  e.  Z )
64, 5sselid 3225 . . 3  |-  ( ph  ->  N  e.  ZZ )
76peano2zd 9605 . 2  |-  ( ph  ->  ( N  +  1 )  e.  ZZ )
8 clim2prod.4 . 2  |-  ( ph  ->  seq ( N  + 
1 ) (  x.  ,  F )  ~~>  A )
95, 2eleqtrdi 2324 . . . . 5  |-  ( ph  ->  N  e.  ( ZZ>= `  M ) )
10 eluzel2 9760 . . . . 5  |-  ( N  e.  ( ZZ>= `  M
)  ->  M  e.  ZZ )
119, 10syl 14 . . . 4  |-  ( ph  ->  M  e.  ZZ )
12 clim2prod.3 . . . 4  |-  ( (
ph  /\  k  e.  Z )  ->  ( F `  k )  e.  CC )
132, 11, 12prodf 12100 . . 3  |-  ( ph  ->  seq M (  x.  ,  F ) : Z --> CC )
1413, 5ffvelcdmd 5783 . 2  |-  ( ph  ->  (  seq M (  x.  ,  F ) `
 N )  e.  CC )
15 seqex 10711 . . 3  |-  seq M
(  x.  ,  F
)  e.  _V
1615a1i 9 . 2  |-  ( ph  ->  seq M (  x.  ,  F )  e. 
_V )
17 peano2uz 9817 . . . . . . . 8  |-  ( N  e.  ( ZZ>= `  M
)  ->  ( N  +  1 )  e.  ( ZZ>= `  M )
)
18 uzss 9777 . . . . . . . 8  |-  ( ( N  +  1 )  e.  ( ZZ>= `  M
)  ->  ( ZZ>= `  ( N  +  1
) )  C_  ( ZZ>=
`  M ) )
199, 17, 183syl 17 . . . . . . 7  |-  ( ph  ->  ( ZZ>= `  ( N  +  1 ) ) 
C_  ( ZZ>= `  M
) )
2019, 2sseqtrrdi 3276 . . . . . 6  |-  ( ph  ->  ( ZZ>= `  ( N  +  1 ) ) 
C_  Z )
2120sselda 3227 . . . . 5  |-  ( (
ph  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  k  e.  Z )
2221, 12syldan 282 . . . 4  |-  ( (
ph  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( F `  k )  e.  CC )
231, 7, 22prodf 12100 . . 3  |-  ( ph  ->  seq ( N  + 
1 ) (  x.  ,  F ) : ( ZZ>= `  ( N  +  1 ) ) --> CC )
2423ffvelcdmda 5782 . 2  |-  ( (
ph  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq ( N  +  1
) (  x.  ,  F ) `  k
)  e.  CC )
25 fveq2 5639 . . . . . 6  |-  ( x  =  ( N  + 
1 )  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  ( N  +  1 ) ) )
26 fveq2 5639 . . . . . . 7  |-  ( x  =  ( N  + 
1 )  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  ( N  +  1 ) ) )
2726oveq2d 6034 . . . . . 6  |-  ( x  =  ( N  + 
1 )  ->  (
(  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( N  + 
1 ) ) ) )
2825, 27eqeq12d 2246 . . . . 5  |-  ( x  =  ( N  + 
1 )  ->  (
(  seq M (  x.  ,  F ) `  x )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 x ) )  <-> 
(  seq M (  x.  ,  F ) `  ( N  +  1
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( N  + 
1 ) ) ) ) )
2928imbi2d 230 . . . 4  |-  ( x  =  ( N  + 
1 )  ->  (
( ph  ->  (  seq M (  x.  ,  F ) `  x
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) ) )  <->  ( ph  ->  (  seq M (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  ( N  +  1 ) ) ) ) ) )
30 fveq2 5639 . . . . . 6  |-  ( x  =  n  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  n
) )
31 fveq2 5639 . . . . . . 7  |-  ( x  =  n  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )
3231oveq2d 6034 . . . . . 6  |-  ( x  =  n  ->  (
(  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 n ) ) )
3330, 32eqeq12d 2246 . . . . 5  |-  ( x  =  n  ->  (
(  seq M (  x.  ,  F ) `  x )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 x ) )  <-> 
(  seq M (  x.  ,  F ) `  n )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 n ) ) ) )
3433imbi2d 230 . . . 4  |-  ( x  =  n  ->  (
( ph  ->  (  seq M (  x.  ,  F ) `  x
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) ) )  <->  ( ph  ->  (  seq M (  x.  ,  F ) `
 n )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  n )
) ) ) )
35 fveq2 5639 . . . . . 6  |-  ( x  =  ( n  + 
1 )  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  (
n  +  1 ) ) )
36 fveq2 5639 . . . . . . 7  |-  ( x  =  ( n  + 
1 )  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) )
3736oveq2d 6034 . . . . . 6  |-  ( x  =  ( n  + 
1 )  ->  (
(  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( n  + 
1 ) ) ) )
3835, 37eqeq12d 2246 . . . . 5  |-  ( x  =  ( n  + 
1 )  ->  (
(  seq M (  x.  ,  F ) `  x )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 x ) )  <-> 
(  seq M (  x.  ,  F ) `  ( n  +  1
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( n  + 
1 ) ) ) ) )
3938imbi2d 230 . . . 4  |-  ( x  =  ( n  + 
1 )  ->  (
( ph  ->  (  seq M (  x.  ,  F ) `  x
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) ) )  <->  ( ph  ->  (  seq M (  x.  ,  F ) `
 ( n  + 
1 ) )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  ( n  +  1 ) ) ) ) ) )
40 fveq2 5639 . . . . . 6  |-  ( x  =  k  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  k
) )
41 fveq2 5639 . . . . . . 7  |-  ( x  =  k  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  k
) )
4241oveq2d 6034 . . . . . 6  |-  ( x  =  k  ->  (
(  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 k ) ) )
4340, 42eqeq12d 2246 . . . . 5  |-  ( x  =  k  ->  (
(  seq M (  x.  ,  F ) `  x )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 x ) )  <-> 
(  seq M (  x.  ,  F ) `  k )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 k ) ) ) )
4443imbi2d 230 . . . 4  |-  ( x  =  k  ->  (
( ph  ->  (  seq M (  x.  ,  F ) `  x
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
) ) )  <->  ( ph  ->  (  seq M (  x.  ,  F ) `
 k )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  k )
) ) ) )
452eleq2i 2298 . . . . . . . 8  |-  ( k  e.  Z  <->  k  e.  ( ZZ>= `  M )
)
4645, 12sylan2br 288 . . . . . . 7  |-  ( (
ph  /\  k  e.  ( ZZ>= `  M )
)  ->  ( F `  k )  e.  CC )
47 mulcl 8159 . . . . . . . 8  |-  ( ( k  e.  CC  /\  v  e.  CC )  ->  ( k  x.  v
)  e.  CC )
4847adantl 277 . . . . . . 7  |-  ( (
ph  /\  ( k  e.  CC  /\  v  e.  CC ) )  -> 
( k  x.  v
)  e.  CC )
499, 46, 48seq3p1 10727 . . . . . 6  |-  ( ph  ->  (  seq M (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  ( F `  ( N  +  1 ) ) ) )
507, 22, 48seq3-1 10724 . . . . . . 7  |-  ( ph  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( F `  ( N  +  1 ) ) )
5150oveq2d 6034 . . . . . 6  |-  ( ph  ->  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  ( N  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  ( F `  ( N  +  1 ) ) ) )
5249, 51eqtr4d 2267 . . . . 5  |-  ( ph  ->  (  seq M (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  ( N  +  1 ) ) ) )
5352a1i 9 . . . 4  |-  ( ( N  +  1 )  e.  ZZ  ->  ( ph  ->  (  seq M
(  x.  ,  F
) `  ( N  +  1 ) )  =  ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  ( N  +  1 ) ) ) ) )
5419sselda 3227 . . . . . . . . . 10  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  n  e.  ( ZZ>= `  M )
)
5546adantlr 477 . . . . . . . . . 10  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  k  e.  ( ZZ>= `  M )
)  ->  ( F `  k )  e.  CC )
5647adantl 277 . . . . . . . . . 10  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  ( k  e.  CC  /\  v  e.  CC ) )  -> 
( k  x.  v
)  e.  CC )
5754, 55, 56seq3p1 10727 . . . . . . . . 9  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq M (  x.  ,  F ) `  (
n  +  1 ) )  =  ( (  seq M (  x.  ,  F ) `  n )  x.  ( F `  ( n  +  1 ) ) ) )
5857adantr 276 . . . . . . . 8  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
(  seq M (  x.  ,  F ) `  ( n  +  1
) )  =  ( (  seq M (  x.  ,  F ) `
 n )  x.  ( F `  (
n  +  1 ) ) ) )
59 oveq1 6025 . . . . . . . . 9  |-  ( (  seq M (  x.  ,  F ) `  n )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 n ) )  ->  ( (  seq M (  x.  ,  F ) `  n
)  x.  ( F `
 ( n  + 
1 ) ) )  =  ( ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  x.  ( F `  ( n  +  1 ) ) ) )
6059adantl 277 . . . . . . . 8  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
( (  seq M
(  x.  ,  F
) `  n )  x.  ( F `  (
n  +  1 ) ) )  =  ( ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  n )
)  x.  ( F `
 ( n  + 
1 ) ) ) )
6114adantr 276 . . . . . . . . . . 11  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq M (  x.  ,  F ) `  N
)  e.  CC )
6223ffvelcdmda 5782 . . . . . . . . . . 11  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq ( N  +  1
) (  x.  ,  F ) `  n
)  e.  CC )
63 peano2uz 9817 . . . . . . . . . . . . . 14  |-  ( n  e.  ( ZZ>= `  M
)  ->  ( n  +  1 )  e.  ( ZZ>= `  M )
)
6463, 2eleqtrrdi 2325 . . . . . . . . . . . . 13  |-  ( n  e.  ( ZZ>= `  M
)  ->  ( n  +  1 )  e.  Z )
6554, 64syl 14 . . . . . . . . . . . 12  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( n  +  1 )  e.  Z )
6612ralrimiva 2605 . . . . . . . . . . . . 13  |-  ( ph  ->  A. k  e.  Z  ( F `  k )  e.  CC )
67 fveq2 5639 . . . . . . . . . . . . . . 15  |-  ( k  =  ( n  + 
1 )  ->  ( F `  k )  =  ( F `  ( n  +  1
) ) )
6867eleq1d 2300 . . . . . . . . . . . . . 14  |-  ( k  =  ( n  + 
1 )  ->  (
( F `  k
)  e.  CC  <->  ( F `  ( n  +  1 ) )  e.  CC ) )
6968rspcv 2906 . . . . . . . . . . . . 13  |-  ( ( n  +  1 )  e.  Z  ->  ( A. k  e.  Z  ( F `  k )  e.  CC  ->  ( F `  ( n  +  1 ) )  e.  CC ) )
7066, 69mpan9 281 . . . . . . . . . . . 12  |-  ( (
ph  /\  ( n  +  1 )  e.  Z )  ->  ( F `  ( n  +  1 ) )  e.  CC )
7165, 70syldan 282 . . . . . . . . . . 11  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( F `  ( n  +  1 ) )  e.  CC )
7261, 62, 71mulassd 8203 . . . . . . . . . 10  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( (
(  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  x.  ( F `  ( n  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (
(  seq ( N  + 
1 ) (  x.  ,  F ) `  n )  x.  ( F `  ( n  +  1 ) ) ) ) )
7372adantr 276 . . . . . . . . 9  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
( ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  x.  ( F `  ( n  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (
(  seq ( N  + 
1 ) (  x.  ,  F ) `  n )  x.  ( F `  ( n  +  1 ) ) ) ) )
74 simpr 110 . . . . . . . . . . . 12  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  n  e.  ( ZZ>= `  ( N  +  1 ) ) )
7522adantlr 477 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( F `  k )  e.  CC )
7674, 75, 56seq3p1 10727 . . . . . . . . . . 11  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq ( N  +  1
) (  x.  ,  F ) `  (
n  +  1 ) )  =  ( (  seq ( N  + 
1 ) (  x.  ,  F ) `  n )  x.  ( F `  ( n  +  1 ) ) ) )
7776oveq2d 6034 . . . . . . . . . 10  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  ( (  seq ( N  +  1 ) (  x.  ,  F
) `  n )  x.  ( F `  (
n  +  1 ) ) ) ) )
7877adantr 276 . . . . . . . . 9  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  ( n  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (
(  seq ( N  + 
1 ) (  x.  ,  F ) `  n )  x.  ( F `  ( n  +  1 ) ) ) ) )
7973, 78eqtr4d 2267 . . . . . . . 8  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
( ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  x.  ( F `  ( n  +  1 ) ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) ) )
8058, 60, 793eqtrd 2268 . . . . . . 7  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  (  seq M (  x.  ,  F ) `  n
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
(  seq M (  x.  ,  F ) `  ( n  +  1
) )  =  ( (  seq M (  x.  ,  F ) `
 N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( n  + 
1 ) ) ) )
8180exp31 364 . . . . . 6  |-  ( ph  ->  ( n  e.  (
ZZ>= `  ( N  + 
1 ) )  -> 
( (  seq M
(  x.  ,  F
) `  n )  =  ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  ->  (  seq M (  x.  ,  F ) `  (
n  +  1 ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) ) ) ) )
8281com12 30 . . . . 5  |-  ( n  e.  ( ZZ>= `  ( N  +  1 ) )  ->  ( ph  ->  ( (  seq M
(  x.  ,  F
) `  n )  =  ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )  ->  (  seq M (  x.  ,  F ) `  (
n  +  1 ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) ) ) ) )
8382a2d 26 . . . 4  |-  ( n  e.  ( ZZ>= `  ( N  +  1 ) )  ->  ( ( ph  ->  (  seq M
(  x.  ,  F
) `  n )  =  ( (  seq M (  x.  ,  F ) `  N
)  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) ) )  -> 
( ph  ->  (  seq M (  x.  ,  F ) `  (
n  +  1 ) )  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) ) ) ) )
8429, 34, 39, 44, 53, 83uzind4 9822 . . 3  |-  ( k  e.  ( ZZ>= `  ( N  +  1 ) )  ->  ( ph  ->  (  seq M (  x.  ,  F ) `
 k )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F
) `  k )
) ) )
8584impcom 125 . 2  |-  ( (
ph  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq M (  x.  ,  F ) `  k
)  =  ( (  seq M (  x.  ,  F ) `  N )  x.  (  seq ( N  +  1 ) (  x.  ,  F ) `  k
) ) )
861, 7, 8, 14, 16, 24, 85climmulc2 11892 1  |-  ( ph  ->  seq M (  x.  ,  F )  ~~>  ( (  seq M (  x.  ,  F ) `  N )  x.  A
) )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1397    e. wcel 2202   A.wral 2510   _Vcvv 2802    C_ wss 3200   class class class wbr 4088   ` cfv 5326  (class class class)co 6018   CCcc 8030   1c1 8033    + caddc 8035    x. cmul 8037   ZZcz 9479   ZZ>=cuz 9755    seqcseq 10709    ~~> cli 11839
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 619  ax-in2 620  ax-io 716  ax-5 1495  ax-7 1496  ax-gen 1497  ax-ie1 1541  ax-ie2 1542  ax-8 1552  ax-10 1553  ax-11 1554  ax-i12 1555  ax-bndl 1557  ax-4 1558  ax-17 1574  ax-i9 1578  ax-ial 1582  ax-i5r 1583  ax-13 2204  ax-14 2205  ax-ext 2213  ax-coll 4204  ax-sep 4207  ax-nul 4215  ax-pow 4264  ax-pr 4299  ax-un 4530  ax-setind 4635  ax-iinf 4686  ax-cnex 8123  ax-resscn 8124  ax-1cn 8125  ax-1re 8126  ax-icn 8127  ax-addcl 8128  ax-addrcl 8129  ax-mulcl 8130  ax-mulrcl 8131  ax-addcom 8132  ax-mulcom 8133  ax-addass 8134  ax-mulass 8135  ax-distr 8136  ax-i2m1 8137  ax-0lt1 8138  ax-1rid 8139  ax-0id 8140  ax-rnegex 8141  ax-precex 8142  ax-cnre 8143  ax-pre-ltirr 8144  ax-pre-ltwlin 8145  ax-pre-lttrn 8146  ax-pre-apti 8147  ax-pre-ltadd 8148  ax-pre-mulgt0 8149  ax-pre-mulext 8150  ax-arch 8151  ax-caucvg 8152
This theorem depends on definitions:  df-bi 117  df-dc 842  df-3or 1005  df-3an 1006  df-tru 1400  df-fal 1403  df-nf 1509  df-sb 1811  df-eu 2082  df-mo 2083  df-clab 2218  df-cleq 2224  df-clel 2227  df-nfc 2363  df-ne 2403  df-nel 2498  df-ral 2515  df-rex 2516  df-reu 2517  df-rmo 2518  df-rab 2519  df-v 2804  df-sbc 3032  df-csb 3128  df-dif 3202  df-un 3204  df-in 3206  df-ss 3213  df-nul 3495  df-if 3606  df-pw 3654  df-sn 3675  df-pr 3676  df-op 3678  df-uni 3894  df-int 3929  df-iun 3972  df-br 4089  df-opab 4151  df-mpt 4152  df-tr 4188  df-id 4390  df-po 4393  df-iso 4394  df-iord 4463  df-on 4465  df-ilim 4466  df-suc 4468  df-iom 4689  df-xp 4731  df-rel 4732  df-cnv 4733  df-co 4734  df-dm 4735  df-rn 4736  df-res 4737  df-ima 4738  df-iota 5286  df-fun 5328  df-fn 5329  df-f 5330  df-f1 5331  df-fo 5332  df-f1o 5333  df-fv 5334  df-riota 5971  df-ov 6021  df-oprab 6022  df-mpo 6023  df-1st 6303  df-2nd 6304  df-recs 6471  df-frec 6557  df-pnf 8216  df-mnf 8217  df-xr 8218  df-ltxr 8219  df-le 8220  df-sub 8352  df-neg 8353  df-reap 8755  df-ap 8762  df-div 8853  df-inn 9144  df-2 9202  df-3 9203  df-4 9204  df-n0 9403  df-z 9480  df-uz 9756  df-rp 9889  df-seqfrec 10710  df-exp 10801  df-cj 11403  df-re 11404  df-im 11405  df-rsqrt 11559  df-abs 11560  df-clim 11840
This theorem is referenced by:  ntrivcvgap  12110
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