Step |
Hyp |
Ref |
Expression |
1 |
|
mdeg0.d |
|
2 |
|
mdeg0.p |
|
3 |
|
mdeg0.z |
|
4 |
|
ringgrp |
|
5 |
2
|
mplgrp |
|
6 |
4 5
|
sylan2 |
|
7 |
|
eqid |
|
8 |
7 3
|
grpidcl |
|
9 |
|
eqid |
|
10 |
|
eqid |
|
11 |
|
eqid |
|
12 |
1 2 7 9 10 11
|
mdegval |
|
13 |
6 8 12
|
3syl |
|
14 |
|
simpl |
|
15 |
4
|
adantl |
|
16 |
2 10 9 3 14 15
|
mpl0 |
|
17 |
|
fvex |
|
18 |
|
fnconstg |
|
19 |
17 18
|
mp1i |
|
20 |
16
|
fneq1d |
|
21 |
19 20
|
mpbird |
|
22 |
|
ovex |
|
23 |
22
|
rabex |
|
24 |
23
|
a1i |
|
25 |
17
|
a1i |
|
26 |
|
fnsuppeq0 |
|
27 |
21 24 25 26
|
syl3anc |
|
28 |
16 27
|
mpbird |
|
29 |
28
|
imaeq2d |
|
30 |
|
ima0 |
|
31 |
29 30
|
eqtrdi |
|
32 |
31
|
supeq1d |
|
33 |
|
xrsup0 |
|
34 |
32 33
|
eqtrdi |
|
35 |
13 34
|
eqtrd |
|