Step |
Hyp |
Ref |
Expression |
1 |
|
ldualfvs.f |
|
2 |
|
ldualfvs.v |
|
3 |
|
ldualfvs.r |
|
4 |
|
ldualfvs.k |
|
5 |
|
ldualfvs.t |
|
6 |
|
ldualfvs.d |
|
7 |
|
ldualfvs.s |
|
8 |
|
ldualfvs.w |
|
9 |
|
ldualvs.x |
|
10 |
|
ldualvs.g |
|
11 |
|
ldualvs.a |
|
12 |
1 2 3 4 5 6 7 8 9 10
|
ldualvs |
|
13 |
12
|
fveq1d |
|
14 |
2
|
fvexi |
|
15 |
14
|
a1i |
|
16 |
3 4 2 1
|
lflf |
|
17 |
8 10 16
|
syl2anc |
|
18 |
17
|
ffnd |
|
19 |
|
eqidd |
|
20 |
15 9 18 19
|
ofc2 |
|
21 |
11 20
|
mpdan |
|
22 |
13 21
|
eqtrd |
|