Step |
Hyp |
Ref |
Expression |
1 |
|
frlmfzowrd.w |
|
2 |
|
frlmfzowrd.b |
|
3 |
|
frlmfzowrd.s |
|
4 |
1 2 3
|
frlmfzowrd |
|
5 |
4
|
a1i |
|
6 |
1 2 3
|
frlmfzolen |
|
7 |
6
|
ex |
|
8 |
7
|
adantl |
|
9 |
5 8
|
jcad |
|
10 |
|
simp3l |
|
11 |
|
wrdf |
|
12 |
10 11
|
syl |
|
13 |
|
simp3r |
|
14 |
13
|
oveq2d |
|
15 |
14
|
feq2d |
|
16 |
12 15
|
mpbid |
|
17 |
|
simp1 |
|
18 |
|
fzofi |
|
19 |
1 3 2
|
frlmfielbas |
|
20 |
17 18 19
|
sylancl |
|
21 |
16 20
|
mpbird |
|
22 |
21
|
3expia |
|
23 |
9 22
|
impbid |
|