| Step |
Hyp |
Ref |
Expression |
| 1 |
|
addcl |
|
| 2 |
1
|
anim1i |
|
| 3 |
2
|
3impa |
|
| 4 |
|
homval |
|
| 5 |
4
|
3expa |
|
| 6 |
3 5
|
sylan |
|
| 7 |
|
homval |
|
| 8 |
7
|
3expa |
|
| 9 |
8
|
3adantl2 |
|
| 10 |
|
homval |
|
| 11 |
10
|
3expa |
|
| 12 |
11
|
3adantl1 |
|
| 13 |
9 12
|
oveq12d |
|
| 14 |
|
ffvelcdm |
|
| 15 |
|
ax-hvdistr2 |
|
| 16 |
14 15
|
syl3an3 |
|
| 17 |
16
|
3exp |
|
| 18 |
17
|
exp4a |
|
| 19 |
18
|
3imp1 |
|
| 20 |
13 19
|
eqtr4d |
|
| 21 |
6 20
|
eqtr4d |
|
| 22 |
|
homulcl |
|
| 23 |
|
homulcl |
|
| 24 |
22 23
|
anim12i |
|
| 25 |
24
|
3impdir |
|
| 26 |
|
hosval |
|
| 27 |
26
|
3expa |
|
| 28 |
25 27
|
sylan |
|
| 29 |
21 28
|
eqtr4d |
|
| 30 |
29
|
ralrimiva |
|
| 31 |
|
homulcl |
|
| 32 |
1 31
|
stoic3 |
|
| 33 |
|
hoaddcl |
|
| 34 |
22 23 33
|
syl2an |
|
| 35 |
34
|
3impdir |
|
| 36 |
|
hoeq |
|
| 37 |
32 35 36
|
syl2anc |
|
| 38 |
30 37
|
mpbid |
|