Step |
Hyp |
Ref |
Expression |
1 |
|
issubmd.b |
|
2 |
|
issubmd.p |
|
3 |
|
issubmd.z |
|
4 |
|
issubmd.m |
|
5 |
|
issubmd.cz |
|
6 |
|
issubmd.cp |
|
7 |
|
issubmd.ch |
|
8 |
|
issubmd.th |
|
9 |
|
issubmd.ta |
|
10 |
|
issubmd.et |
|
11 |
|
ssrab2 |
|
12 |
11
|
a1i |
|
13 |
1 3
|
mndidcl |
|
14 |
4 13
|
syl |
|
15 |
7 14 5
|
elrabd |
|
16 |
8
|
elrab |
|
17 |
9
|
elrab |
|
18 |
16 17
|
anbi12i |
|
19 |
4
|
adantr |
|
20 |
|
simprll |
|
21 |
|
simprrl |
|
22 |
1 2
|
mndcl |
|
23 |
19 20 21 22
|
syl3anc |
|
24 |
|
an4 |
|
25 |
24 6
|
sylan2b |
|
26 |
10 23 25
|
elrabd |
|
27 |
18 26
|
sylan2b |
|
28 |
27
|
ralrimivva |
|
29 |
1 3 2
|
issubm |
|
30 |
4 29
|
syl |
|
31 |
12 15 28 30
|
mpbir3and |
|