Step |
Hyp |
Ref |
Expression |
1 |
|
sspmlem.y |
|
2 |
|
sspmlem.h |
|
3 |
|
sspmlem.1 |
|
4 |
|
sspmlem.2 |
|
5 |
|
sspmlem.3 |
|
6 |
|
ovres |
|
7 |
6
|
adantl |
|
8 |
3 7
|
eqtr4d |
|
9 |
8
|
ralrimivva |
|
10 |
|
eqid |
|
11 |
9 10
|
jctil |
|
12 |
2
|
sspnv |
|
13 |
|
ffn |
|
14 |
12 4 13
|
3syl |
|
15 |
5
|
ffnd |
|
16 |
15
|
adantr |
|
17 |
|
eqid |
|
18 |
17 1 2
|
sspba |
|
19 |
|
xpss12 |
|
20 |
18 18 19
|
syl2anc |
|
21 |
|
fnssres |
|
22 |
16 20 21
|
syl2anc |
|
23 |
|
eqfnov |
|
24 |
14 22 23
|
syl2anc |
|
25 |
11 24
|
mpbird |
|