Step |
Hyp |
Ref |
Expression |
1 |
|
qusmul2.h |
|
2 |
|
qusmul2.v |
|
3 |
|
qusmul2.p |
|
4 |
|
qusmul2.a |
|
5 |
|
qusmul2.1 |
|
6 |
|
qusmul2.2 |
|
7 |
|
qusmul2.3 |
|
8 |
|
qusmul2.4 |
|
9 |
1
|
a1i |
|
10 |
2
|
a1i |
|
11 |
6
|
2idllidld |
|
12 |
|
eqid |
|
13 |
12
|
lidlsubg |
|
14 |
5 11 13
|
syl2anc |
|
15 |
|
eqid |
|
16 |
2 15
|
eqger |
|
17 |
14 16
|
syl |
|
18 |
|
eqid |
|
19 |
2 15 18 3
|
2idlcpbl |
|
20 |
5 6 19
|
syl2anc |
|
21 |
2 3
|
ringcl |
|
22 |
21
|
3expb |
|
23 |
5 22
|
sylan |
|
24 |
23
|
caovclg |
|
25 |
9 10 17 5 20 24 3 4
|
qusmulval |
|
26 |
7 8 25
|
mpd3an23 |
|