Step |
Hyp |
Ref |
Expression |
1 |
|
vtxdginducedm1.v |
|
2 |
|
vtxdginducedm1.e |
|
3 |
|
vtxdginducedm1.k |
|
4 |
|
vtxdginducedm1.i |
|
5 |
|
vtxdginducedm1.p |
|
6 |
|
vtxdginducedm1.s |
|
7 |
6
|
fveq2i |
|
8 |
1
|
fvexi |
|
9 |
8
|
difexi |
|
10 |
3 9
|
eqeltri |
|
11 |
2
|
fvexi |
|
12 |
11
|
resex |
|
13 |
5 12
|
eqeltri |
|
14 |
10 13
|
opiedgfvi |
|
15 |
7 14
|
eqtri |
|