Step |
Hyp |
Ref |
Expression |
1 |
|
df-bj-rvec |
|
2 |
1
|
elin2 |
|
3 |
|
bj-evalfun |
|
4 |
|
df-sca |
|
5 |
4
|
funeqi |
|
6 |
3 5
|
mpbir |
|
7 |
|
0re |
|
8 |
7
|
n0ii |
|
9 |
|
eqcom |
|
10 |
8 9
|
mtbir |
|
11 |
|
fveq2 |
|
12 |
|
base0 |
|
13 |
|
rebase |
|
14 |
11 12 13
|
3eqtr4g |
|
15 |
10 14
|
mto |
|
16 |
|
elsni |
|
17 |
15 16
|
mto |
|
18 |
|
bj-fvimacnv0 |
|
19 |
6 17 18
|
mp2an |
|
20 |
|
fvex |
|
21 |
20
|
elsn |
|
22 |
19 21
|
bitr3i |
|
23 |
22
|
anbi2i |
|
24 |
2 23
|
bitri |
|