Step |
Hyp |
Ref |
Expression |
1 |
|
hashfun |
|
2 |
1
|
biimpd |
|
3 |
2
|
adantld |
|
4 |
|
hashinf |
|
5 |
4
|
3adant2 |
|
6 |
|
fundmfibi |
|
7 |
6
|
notbid |
|
8 |
7
|
adantl |
|
9 |
|
dmexg |
|
10 |
|
hashinf |
|
11 |
9 10
|
sylan |
|
12 |
11
|
ex |
|
13 |
12
|
adantr |
|
14 |
8 13
|
sylbid |
|
15 |
14
|
3impia |
|
16 |
5 15
|
eqtr4d |
|
17 |
16
|
3comr |
|
18 |
17
|
3expib |
|
19 |
3 18
|
pm2.61i |
|