Step |
Hyp |
Ref |
Expression |
1 |
|
clwwlknonex2.v |
|
2 |
|
clwwlknonex2.e |
|
3 |
1 2
|
clwwlknonex2 |
|
4 |
|
isclwwlknon |
|
5 |
|
isclwwlkn |
|
6 |
1
|
clwwlkbp |
|
7 |
6
|
simp2d |
|
8 |
|
clwwlkgt0 |
|
9 |
7 8
|
jca |
|
10 |
9
|
adantr |
|
11 |
5 10
|
sylbi |
|
12 |
11
|
ad2antrl |
|
13 |
|
ccat2s1fst |
|
14 |
12 13
|
syl |
|
15 |
|
simprr |
|
16 |
14 15
|
eqtrd |
|
17 |
16
|
ex |
|
18 |
4 17
|
syl5bi |
|
19 |
18
|
a1d |
|
20 |
19
|
3imp |
|
21 |
|
isclwwlknon |
|
22 |
3 20 21
|
sylanbrc |
|