Step |
Hyp |
Ref |
Expression |
1 |
|
preimaiocmnf.1 |
|
2 |
|
preimaiocmnf.2 |
|
3 |
1
|
ffnd |
|
4 |
|
fncnvima2 |
|
5 |
3 4
|
syl |
|
6 |
|
mnfxr |
|
7 |
6
|
a1i |
|
8 |
2
|
adantr |
|
9 |
|
simpr |
|
10 |
7 8 9
|
iocleubd |
|
11 |
10
|
ex |
|
12 |
11
|
adantr |
|
13 |
6
|
a1i |
|
14 |
2
|
adantr |
|
15 |
14
|
adantlr |
|
16 |
1
|
ffvelrnda |
|
17 |
16
|
rexrd |
|
18 |
17
|
adantr |
|
19 |
16
|
mnfltd |
|
20 |
19
|
adantr |
|
21 |
|
simpr |
|
22 |
13 15 18 20 21
|
eliocd |
|
23 |
22
|
ex |
|
24 |
12 23
|
impbid |
|
25 |
24
|
rabbidva |
|
26 |
5 25
|
eqtrd |
|