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Theorem clim2prod 12287
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 2238 . 2  |-  ( ZZ>= `  ( N  +  1
) )  =  (
ZZ>= `  ( N  + 
1 ) )
2 clim2prod.1 . . . . 5  |-  Z  =  ( ZZ>= `  M )
3 uzssz 9924 . . . . 5  |-  ( ZZ>= `  M )  C_  ZZ
42, 3eqsstri 3280 . . . 4  |-  Z  C_  ZZ
5 clim2prod.2 . . . 4  |-  ( ph  ->  N  e.  Z )
64, 5sselid 3246 . . 3  |-  ( ph  ->  N  e.  ZZ )
76peano2zd 9753 . 2  |-  ( ph  ->  ( N  +  1 )  e.  ZZ )
8 clim2prod.4 . 2  |-  ( ph  ->  seq ( N  + 
1 ) (  x.  ,  F )  ~~>  A )
95, 2eleqtrdi 2331 . . . . 5  |-  ( ph  ->  N  e.  ( ZZ>= `  M ) )
10 eluzel2 9908 . . . . 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 12286 . . 3  |-  ( ph  ->  seq M (  x.  ,  F ) : Z --> CC )
1413, 5ffvelcdmd 5838 . 2  |-  ( ph  ->  (  seq M (  x.  ,  F ) `
 N )  e.  CC )
15 seqex 10867 . . 3  |-  seq M
(  x.  ,  F
)  e.  _V
1615a1i 9 . 2  |-  ( ph  ->  seq M (  x.  ,  F )  e. 
_V )
17 peano2uz 9965 . . . . . . . 8  |-  ( N  e.  ( ZZ>= `  M
)  ->  ( N  +  1 )  e.  ( ZZ>= `  M )
)
18 uzss 9925 . . . . . . . 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 3297 . . . . . 6  |-  ( ph  ->  ( ZZ>= `  ( N  +  1 ) ) 
C_  Z )
2120sselda 3248 . . . . 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 12286 . . 3  |-  ( ph  ->  seq ( N  + 
1 ) (  x.  ,  F ) : ( ZZ>= `  ( N  +  1 ) ) --> CC )
2423ffvelcdmda 5837 . 2  |-  ( (
ph  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq ( N  +  1
) (  x.  ,  F ) `  k
)  e.  CC )
25 fveq2 5693 . . . . . 6  |-  ( x  =  ( N  + 
1 )  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  ( N  +  1 ) ) )
26 fveq2 5693 . . . . . . 7  |-  ( x  =  ( N  + 
1 )  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  ( N  +  1 ) ) )
2726oveq2d 6094 . . . . . 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 2253 . . . . 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 5693 . . . . . 6  |-  ( x  =  n  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  n
) )
31 fveq2 5693 . . . . . . 7  |-  ( x  =  n  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  n
) )
3231oveq2d 6094 . . . . . 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 2253 . . . . 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 5693 . . . . . 6  |-  ( x  =  ( n  + 
1 )  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  (
n  +  1 ) ) )
36 fveq2 5693 . . . . . . 7  |-  ( x  =  ( n  + 
1 )  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  (
n  +  1 ) ) )
3736oveq2d 6094 . . . . . 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 2253 . . . . 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 5693 . . . . . 6  |-  ( x  =  k  ->  (  seq M (  x.  ,  F ) `  x
)  =  (  seq M (  x.  ,  F ) `  k
) )
41 fveq2 5693 . . . . . . 7  |-  ( x  =  k  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `  x
)  =  (  seq ( N  +  1 ) (  x.  ,  F ) `  k
) )
4241oveq2d 6094 . . . . . 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 2253 . . . . 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 2305 . . . . . . . 8  |-  ( k  e.  Z  <->  k  e.  ( ZZ>= `  M )
)
4645, 12sylan2br 288 . . . . . . 7  |-  ( (
ph  /\  k  e.  ( ZZ>= `  M )
)  ->  ( F `  k )  e.  CC )
47 mulcl 8299 . . . . . . . 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 10883 . . . . . 6  |-  ( ph  ->  (  seq M (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( (  seq M
(  x.  ,  F
) `  N )  x.  ( F `  ( N  +  1 ) ) ) )
507, 22, 48seq3-1 10880 . . . . . . 7  |-  ( ph  ->  (  seq ( N  +  1 ) (  x.  ,  F ) `
 ( N  + 
1 ) )  =  ( F `  ( N  +  1 ) ) )
5150oveq2d 6094 . . . . . 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 2274 . . . . 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 3248 . . . . . . . . . 10  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  n  e.  ( ZZ>= `  M )
)
5546adantlr 481 . . . . . . . . . 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 10883 . . . . . . . . 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 6085 . . . . . . . . 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 5837 . . . . . . . . . . 11  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  (  seq ( N  +  1
) (  x.  ,  F ) `  n
)  e.  CC )
63 peano2uz 9965 . . . . . . . . . . . . . 14  |-  ( n  e.  ( ZZ>= `  M
)  ->  ( n  +  1 )  e.  ( ZZ>= `  M )
)
6463, 2eleqtrrdi 2332 . . . . . . . . . . . . 13  |-  ( n  e.  ( ZZ>= `  M
)  ->  ( n  +  1 )  e.  Z )
6554, 64syl 14 . . . . . . . . . . . 12  |-  ( (
ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( n  +  1 )  e.  Z )
6612ralrimiva 2623 . . . . . . . . . . . . 13  |-  ( ph  ->  A. k  e.  Z  ( F `  k )  e.  CC )
67 fveq2 5693 . . . . . . . . . . . . . . 15  |-  ( k  =  ( n  + 
1 )  ->  ( F `  k )  =  ( F `  ( n  +  1
) ) )
6867eleq1d 2307 . . . . . . . . . . . . . 14  |-  ( k  =  ( n  + 
1 )  ->  (
( F `  k
)  e.  CC  <->  ( F `  ( n  +  1 ) )  e.  CC ) )
6968rspcv 2925 . . . . . . . . . . . . 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 8342 . . . . . . . . . 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 481 . . . . . . . . . . . 12  |-  ( ( ( ph  /\  n  e.  ( ZZ>= `  ( N  +  1 ) ) )  /\  k  e.  ( ZZ>= `  ( N  +  1 ) ) )  ->  ( F `  k )  e.  CC )
7674, 75, 56seq3p1 10883 . . . . . . . . . . 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 6094 . . . . . . . . . 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 2274 . . . . . . . 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 2275 . . . . . . 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 9970 . . 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 12078 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 1402    e. wcel 2209   A.wral 2528   _Vcvv 2821    C_ wss 3220   class class class wbr 4128   ` cfv 5375  (class class class)co 6078   CCcc 8170   1c1 8173    + caddc 8175    x. cmul 8177   ZZcz 9626   ZZ>=cuz 9903    seqcseq 10865    ~~> cli 12025
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 623  ax-in2 624  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-coll 4244  ax-sep 4247  ax-nul 4257  ax-pow 4309  ax-pr 4344  ax-un 4576  ax-setind 4682  ax-iinf 4733  ax-cnex 8263  ax-resscn 8264  ax-1cn 8265  ax-1re 8266  ax-icn 8267  ax-addcl 8268  ax-addrcl 8269  ax-mulcl 8270  ax-mulrcl 8271  ax-addcom 8272  ax-mulcom 8273  ax-addass 8274  ax-mulass 8275  ax-distr 8276  ax-i2m1 8277  ax-0lt1 8278  ax-1rid 8279  ax-0id 8280  ax-rnegex 8281  ax-precex 8282  ax-cnre 8283  ax-pre-ltirr 8284  ax-pre-ltwlin 8285  ax-pre-lttrn 8286  ax-pre-apti 8287  ax-pre-ltadd 8288  ax-pre-mulgt0 8289  ax-pre-mulext 8290  ax-arch 8291  ax-caucvg 8292
This theorem depends on definitions:  df-bi 117  df-dc 847  df-3or 1010  df-3an 1011  df-tru 1405  df-fal 1408  df-nf 1514  df-sb 1816  df-eu 2089  df-mo 2090  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-ne 2421  df-nel 2516  df-ral 2533  df-rex 2534  df-reu 2535  df-rmo 2536  df-rab 2537  df-v 2823  df-sbc 3052  df-csb 3148  df-dif 3222  df-un 3224  df-in 3226  df-ss 3233  df-nul 3521  df-if 3639  df-pw 3690  df-sn 3714  df-pr 3715  df-op 3717  df-uni 3934  df-int 3969  df-iun 4012  df-br 4129  df-opab 4191  df-mpt 4192  df-tr 4228  df-id 4436  df-po 4439  df-iso 4440  df-iord 4509  df-on 4511  df-ilim 4512  df-suc 4514  df-iom 4736  df-xp 4778  df-rel 4779  df-cnv 4780  df-co 4781  df-dm 4782  df-rn 4783  df-res 4784  df-ima 4785  df-iota 5335  df-fun 5377  df-fn 5378  df-f 5379  df-f1 5380  df-fo 5381  df-f1o 5382  df-fv 5383  df-riota 6031  df-ov 6081  df-oprab 6082  df-mpo 6083  df-1st 6367  df-2nd 6368  df-recs 6569  df-frec 6655  df-pnf 8355  df-mnf 8356  df-xr 8357  df-ltxr 8358  df-le 8359  df-sub 8492  df-neg 8493  df-reap 8896  df-ap 8903  df-div 8996  df-inn 9287  df-2 9345  df-3 9346  df-4 9347  df-n0 9546  df-z 9627  df-uz 9904  df-rp 10037  df-seqfrec 10866  df-exp 10957  df-cj 11588  df-re 11589  df-im 11590  df-rsqrt 11745  df-abs 11746  df-clim 12026
This theorem is referenced by:  ntrivcvgap  12296
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