Step |
Hyp |
Ref |
Expression |
1 |
|
ehl2eudisval0.e |
|
2 |
|
ehl2eudisval0.x |
|
3 |
|
ehl2eudisval0.d |
|
4 |
|
ehl2eudisval0.0 |
|
5 |
|
prex |
|
6 |
4 2
|
rrx0el |
|
7 |
5 6
|
mp1i |
|
8 |
1 2 3
|
ehl2eudisval |
|
9 |
7 8
|
mpdan |
|
10 |
|
1ex |
|
11 |
|
2ex |
|
12 |
|
c0ex |
|
13 |
|
xpprsng |
|
14 |
10 11 12 13
|
mp3an |
|
15 |
4 14
|
eqtri |
|
16 |
15
|
fveq1i |
|
17 |
|
1ne2 |
|
18 |
10 12
|
fvpr1 |
|
19 |
17 18
|
ax-mp |
|
20 |
16 19
|
eqtri |
|
21 |
20
|
a1i |
|
22 |
21
|
oveq2d |
|
23 |
|
eqid |
|
24 |
23 2
|
rrx2pxel |
|
25 |
24
|
recnd |
|
26 |
25
|
subid1d |
|
27 |
22 26
|
eqtrd |
|
28 |
27
|
oveq1d |
|
29 |
15
|
fveq1i |
|
30 |
11 12
|
fvpr2 |
|
31 |
17 30
|
mp1i |
|
32 |
29 31
|
syl5eq |
|
33 |
32
|
oveq2d |
|
34 |
23 2
|
rrx2pyel |
|
35 |
34
|
recnd |
|
36 |
35
|
subid1d |
|
37 |
33 36
|
eqtrd |
|
38 |
37
|
oveq1d |
|
39 |
28 38
|
oveq12d |
|
40 |
39
|
fveq2d |
|
41 |
9 40
|
eqtrd |
|