Step |
Hyp |
Ref |
Expression |
1 |
|
psrcnrg.s |
|
2 |
|
psrcnrg.i |
|
3 |
|
psrcnrg.r |
|
4 |
|
crngring |
|
5 |
3 4
|
syl |
|
6 |
1 2 5
|
psrring |
|
7 |
|
eqid |
|
8 |
|
eqid |
|
9 |
7 8
|
mgpbas |
|
10 |
9
|
a1i |
|
11 |
|
eqid |
|
12 |
7 11
|
mgpplusg |
|
13 |
12
|
a1i |
|
14 |
7
|
ringmgp |
|
15 |
6 14
|
syl |
|
16 |
2
|
3ad2ant1 |
|
17 |
5
|
3ad2ant1 |
|
18 |
|
eqid |
|
19 |
|
simp2 |
|
20 |
|
simp3 |
|
21 |
3
|
3ad2ant1 |
|
22 |
1 16 17 18 11 8 19 20 21
|
psrcom |
|
23 |
10 13 15 22
|
iscmnd |
|
24 |
7
|
iscrng |
|
25 |
6 23 24
|
sylanbrc |
|