Step |
Hyp |
Ref |
Expression |
1 |
|
metcn.2 |
|
2 |
|
metcn.4 |
|
3 |
|
txmetcnp.4 |
|
4 |
1
|
mopntopon |
|
5 |
2
|
mopntopon |
|
6 |
|
txtopon |
|
7 |
4 5 6
|
syl2an |
|
8 |
7
|
3adant3 |
|
9 |
3
|
mopntopon |
|
10 |
9
|
3ad2ant3 |
|
11 |
|
cncnp |
|
12 |
8 10 11
|
syl2anc |
|
13 |
|
fveq2 |
|
14 |
13
|
eleq2d |
|
15 |
14
|
ralxp |
|
16 |
|
simplr |
|
17 |
1 2 3
|
txmetcnp |
|
18 |
17
|
adantlr |
|
19 |
16 18
|
mpbirand |
|
20 |
19
|
2ralbidva |
|
21 |
15 20
|
syl5bb |
|
22 |
21
|
pm5.32da |
|
23 |
12 22
|
bitrd |
|