Step |
Hyp |
Ref |
Expression |
1 |
|
fargshift.g |
|
2 |
|
ffn |
|
3 |
|
fseq1hash |
|
4 |
2 3
|
sylan2 |
|
5 |
|
eleq1 |
|
6 |
|
oveq2 |
|
7 |
6
|
feq2d |
|
8 |
5 7
|
anbi12d |
|
9 |
8
|
eqcoms |
|
10 |
|
fz0add1fz1 |
|
11 |
|
ffvelrn |
|
12 |
11
|
expcom |
|
13 |
10 12
|
syl |
|
14 |
13
|
impancom |
|
15 |
14
|
ralrimiv |
|
16 |
9 15
|
syl6bi |
|
17 |
4 16
|
mpcom |
|
18 |
1
|
fmpt |
|
19 |
17 18
|
sylib |
|