Step |
Hyp |
Ref |
Expression |
1 |
|
frlmfzoccat.w |
|
2 |
|
frlmfzoccat.x |
|
3 |
|
frlmfzoccat.y |
|
4 |
|
frlmfzoccat.b |
|
5 |
|
frlmfzoccat.c |
|
6 |
|
frlmfzoccat.d |
|
7 |
|
frlmfzoccat.k |
|
8 |
|
frlmfzoccat.l |
|
9 |
|
frlmfzoccat.m |
|
10 |
|
frlmfzoccat.n |
|
11 |
|
frlmfzoccat.u |
|
12 |
|
frlmfzoccat.v |
|
13 |
|
eqid |
|
14 |
2 5 13
|
frlmfzowrd |
|
15 |
11 14
|
syl |
|
16 |
3 6 13
|
frlmfzowrd |
|
17 |
12 16
|
syl |
|
18 |
|
ccatcl |
|
19 |
15 17 18
|
syl2anc |
|
20 |
|
ccatlen |
|
21 |
15 17 20
|
syl2anc |
|
22 |
|
ovexd |
|
23 |
2 13 5
|
frlmbasf |
|
24 |
22 11 23
|
syl2anc |
|
25 |
|
fnfzo0hash |
|
26 |
9 24 25
|
syl2anc |
|
27 |
|
ovexd |
|
28 |
3 13 6
|
frlmbasf |
|
29 |
27 12 28
|
syl2anc |
|
30 |
|
fnfzo0hash |
|
31 |
10 29 30
|
syl2anc |
|
32 |
26 31
|
oveq12d |
|
33 |
21 32 8
|
3eqtrd |
|
34 |
9 10
|
nn0addcld |
|
35 |
8 34
|
eqeltrrd |
|
36 |
1 4 13
|
frlmfzowrdb |
|
37 |
7 35 36
|
syl2anc |
|
38 |
19 33 37
|
mpbir2and |
|