Step |
Hyp |
Ref |
Expression |
1 |
|
hlhilvsca.h |
|
2 |
|
hlhilvsca.l |
|
3 |
|
hlhilvsca.t |
|
4 |
|
hlhilvsca.u |
|
5 |
|
hlhilvsca.k |
|
6 |
3
|
fvexi |
|
7 |
|
eqid |
|
8 |
7
|
phlvsca |
|
9 |
6 8
|
ax-mp |
|
10 |
|
eqid |
|
11 |
|
eqid |
|
12 |
|
eqid |
|
13 |
|
eqid |
|
14 |
|
eqid |
|
15 |
|
eqid |
|
16 |
|
eqid |
|
17 |
1 4 2 10 11 12 13 14 3 15 16 5
|
hlhilset |
|
18 |
17
|
fveq2d |
|
19 |
9 18
|
eqtr4id |
|