Step |
Hyp |
Ref |
Expression |
1 |
|
pcorev2.1 |
|
2 |
|
pcorev2.2 |
|
3 |
1
|
pcorevcl |
|
4 |
3
|
simp1d |
|
5 |
|
eqid |
|
6 |
|
eqid |
|
7 |
5 6
|
pcorev |
|
8 |
4 7
|
syl |
|
9 |
|
iirev |
|
10 |
|
oveq2 |
|
11 |
10
|
fveq2d |
|
12 |
|
fvex |
|
13 |
11 1 12
|
fvmpt |
|
14 |
9 13
|
syl |
|
15 |
|
ax-1cn |
|
16 |
|
unitssre |
|
17 |
16
|
sseli |
|
18 |
17
|
recnd |
|
19 |
|
nncan |
|
20 |
15 18 19
|
sylancr |
|
21 |
20
|
fveq2d |
|
22 |
14 21
|
eqtrd |
|
23 |
22
|
mpteq2ia |
|
24 |
|
iiuni |
|
25 |
|
eqid |
|
26 |
24 25
|
cnf |
|
27 |
26
|
feqmptd |
|
28 |
23 27
|
eqtr4id |
|
29 |
28
|
oveq1d |
|
30 |
3
|
simp3d |
|
31 |
30
|
sneqd |
|
32 |
31
|
xpeq2d |
|
33 |
32 2
|
eqtr4di |
|
34 |
8 29 33
|
3brtr3d |
|