Step |
Hyp |
Ref |
Expression |
1 |
|
dochkrshp3.h |
|
2 |
|
dochkrshp3.o |
|
3 |
|
dochkrshp3.u |
|
4 |
|
dochkrshp3.v |
|
5 |
|
dochkrshp3.f |
|
6 |
|
dochkrshp3.l |
|
7 |
|
dochkrshp3.k |
|
8 |
|
dochkrshp3.g |
|
9 |
|
df-ne |
|
10 |
1 2 3 4 5 6 7 8
|
dochkrshp3 |
|
11 |
10
|
biimprd |
|
12 |
11
|
expdimp |
|
13 |
9 12
|
syl5bir |
|
14 |
13
|
orrd |
|
15 |
14
|
orcomd |
|
16 |
15
|
ex |
|
17 |
|
simpl |
|
18 |
10 17
|
syl6bi |
|
19 |
1 3 2 4 7
|
dochoc1 |
|
20 |
|
2fveq3 |
|
21 |
|
id |
|
22 |
20 21
|
eqeq12d |
|
23 |
19 22
|
syl5ibrcom |
|
24 |
18 23
|
jaod |
|
25 |
16 24
|
impbid |
|