Step |
Hyp |
Ref |
Expression |
1 |
|
ismntoplly |
|
2 |
|
haustop |
|
3 |
2
|
adantl |
|
4 |
3
|
biantrurd |
|
5 |
|
hmpher |
|
6 |
|
errel |
|
7 |
|
relelec |
|
8 |
5 6 7
|
mp2b |
|
9 |
|
hmphsymb |
|
10 |
8 9
|
bitr2i |
|
11 |
10
|
a1i |
|
12 |
11
|
anbi2d |
|
13 |
12
|
rexbidv |
|
14 |
13
|
2ralbidv |
|
15 |
|
islly |
|
16 |
15
|
a1i |
|
17 |
4 14 16
|
3bitr4rd |
|
18 |
17
|
pm5.32da |
|
19 |
18
|
anbi2d |
|
20 |
|
3anass |
|
21 |
|
3anass |
|
22 |
19 20 21
|
3bitr4g |
|
23 |
22
|
adantr |
|
24 |
1 23
|
bitrd |
|