Step |
Hyp |
Ref |
Expression |
1 |
|
rrnval.1 |
|
2 |
|
oveq2 |
|
3 |
2 1
|
eqtr4di |
|
4 |
|
sumeq1 |
|
5 |
4
|
fveq2d |
|
6 |
3 3 5
|
mpoeq123dv |
|
7 |
|
df-rrn |
|
8 |
|
fvrn0 |
|
9 |
8
|
rgen2w |
|
10 |
|
eqid |
|
11 |
10
|
fmpo |
|
12 |
9 11
|
mpbi |
|
13 |
|
ovex |
|
14 |
1 13
|
eqeltri |
|
15 |
14 14
|
xpex |
|
16 |
|
cnex |
|
17 |
|
sqrtf |
|
18 |
|
frn |
|
19 |
17 18
|
ax-mp |
|
20 |
16 19
|
ssexi |
|
21 |
|
p0ex |
|
22 |
20 21
|
unex |
|
23 |
|
fex2 |
|
24 |
12 15 22 23
|
mp3an |
|
25 |
6 7 24
|
fvmpt |
|