Step |
Hyp |
Ref |
Expression |
1 |
|
sdomdom |
|
2 |
|
ondomen |
|
3 |
|
isnum2 |
|
4 |
2 3
|
sylib |
|
5 |
1 4
|
sylan2 |
|
6 |
|
ensdomtr |
|
7 |
6
|
ad2ant2l |
|
8 |
|
sdomel |
|
9 |
8
|
ad2ant2r |
|
10 |
7 9
|
mpd |
|
11 |
|
vex |
|
12 |
11
|
canth2 |
|
13 |
|
ensym |
|
14 |
|
sdomentr |
|
15 |
12 13 14
|
sylancr |
|
16 |
15
|
ad2antlr |
|
17 |
10 16
|
jca |
|
18 |
17
|
expcom |
|
19 |
18
|
reximdv2 |
|
20 |
5 19
|
mpd |
|
21 |
20
|
ex |
|
22 |
21
|
ralimdv |
|