Step |
Hyp |
Ref |
Expression |
1 |
|
dstfrv.1 |
|
2 |
|
dstfrv.2 |
|
3 |
|
orvclteel.1 |
|
4 |
|
dstfrvel.1 |
|
5 |
|
dstfrvel.2 |
|
6 |
1 2
|
rrvvf |
|
7 |
6 4
|
ffvelrnd |
|
8 |
|
breq1 |
|
9 |
8
|
elrab |
|
10 |
7 5 9
|
sylanbrc |
|
11 |
6
|
ffund |
|
12 |
1 2
|
rrvdm |
|
13 |
4 12
|
eleqtrrd |
|
14 |
|
fvimacnv |
|
15 |
11 13 14
|
syl2anc |
|
16 |
10 15
|
mpbid |
|
17 |
1 2 3
|
orrvcval4 |
|
18 |
16 17
|
eleqtrrd |
|