Step |
Hyp |
Ref |
Expression |
1 |
|
sate0 |
|
2 |
|
peano1 |
|
3 |
2
|
n0ii |
|
4 |
3
|
intnan |
|
5 |
4
|
a1i |
|
6 |
|
f00 |
|
7 |
5 6
|
sylnibr |
|
8 |
|
0ex |
|
9 |
8 8
|
pm3.2i |
|
10 |
|
satfvel |
|
11 |
9 10
|
mp3an1 |
|
12 |
7 11
|
mtand |
|
13 |
12
|
alrimiv |
|
14 |
|
eq0 |
|
15 |
13 14
|
sylibr |
|
16 |
1 15
|
eqtrd |
|
17 |
|
prv |
|
18 |
8 17
|
mpan |
|
19 |
2
|
ne0ii |
|
20 |
|
map0b |
|
21 |
19 20
|
mp1i |
|
22 |
21
|
eqeq2d |
|
23 |
18 22
|
bitrd |
|
24 |
16 23
|
mpbird |
|