Step |
Hyp |
Ref |
Expression |
1 |
|
6p5e11 |
|
2 |
|
6even |
|
3 |
|
5odd |
|
4 |
|
epoo |
|
5 |
2 3 4
|
mp2an |
|
6 |
1 5
|
eqeltrri |
|
7 |
|
3prm |
|
8 |
|
5prm |
|
9 |
|
3odd |
|
10 |
9 9 3
|
3pm3.2i |
|
11 |
|
gbpart11 |
|
12 |
10 11
|
pm3.2i |
|
13 |
|
eleq1 |
|
14 |
13
|
3anbi3d |
|
15 |
|
oveq2 |
|
16 |
15
|
eqeq2d |
|
17 |
14 16
|
anbi12d |
|
18 |
17
|
rspcev |
|
19 |
8 12 18
|
mp2an |
|
20 |
|
eleq1 |
|
21 |
20
|
3anbi1d |
|
22 |
|
oveq1 |
|
23 |
22
|
oveq1d |
|
24 |
23
|
eqeq2d |
|
25 |
21 24
|
anbi12d |
|
26 |
25
|
rexbidv |
|
27 |
|
eleq1 |
|
28 |
27
|
3anbi2d |
|
29 |
|
oveq2 |
|
30 |
29
|
oveq1d |
|
31 |
30
|
eqeq2d |
|
32 |
28 31
|
anbi12d |
|
33 |
32
|
rexbidv |
|
34 |
26 33
|
rspc2ev |
|
35 |
7 7 19 34
|
mp3an |
|
36 |
|
isgbo |
|
37 |
6 35 36
|
mpbir2an |
|