Step |
Hyp |
Ref |
Expression |
1 |
|
rrxdsfi.h |
|
2 |
|
rrxdsfi.b |
|
3 |
|
id |
|
4 |
|
eqid |
|
5 |
3 1 4
|
rrxbasefi |
|
6 |
2 5
|
eqtr4id |
|
7 |
6
|
adantr |
|
8 |
|
df-refld |
|
9 |
8
|
oveq1i |
|
10 |
|
simp1 |
|
11 |
|
simpr |
|
12 |
11 2
|
eleqtrdi |
|
13 |
12
|
3adant3 |
|
14 |
|
elmapi |
|
15 |
13 14
|
syl |
|
16 |
15
|
ffvelrnda |
|
17 |
|
simpr |
|
18 |
17 2
|
eleqtrdi |
|
19 |
18
|
3adant2 |
|
20 |
|
elmapi |
|
21 |
19 20
|
syl |
|
22 |
21
|
ffvelrnda |
|
23 |
16 22
|
resubcld |
|
24 |
23
|
resqcld |
|
25 |
10 24
|
regsumfsum |
|
26 |
9 25
|
syl5req |
|
27 |
26
|
fveq2d |
|
28 |
27
|
3expb |
|
29 |
6 7 28
|
mpoeq123dva |
|
30 |
1 4
|
rrxds |
|
31 |
29 30
|
eqtr2d |
|