Step |
Hyp |
Ref |
Expression |
1 |
|
caofref.1 |
|
2 |
|
caofref.2 |
|
3 |
|
caofcom.3 |
|
4 |
|
caofass.4 |
|
5 |
|
caoftrn.5 |
|
6 |
5
|
ralrimivvva |
|
7 |
6
|
adantr |
|
8 |
2
|
ffvelrnda |
|
9 |
3
|
ffvelrnda |
|
10 |
4
|
ffvelrnda |
|
11 |
|
breq1 |
|
12 |
11
|
anbi1d |
|
13 |
|
breq1 |
|
14 |
12 13
|
imbi12d |
|
15 |
|
breq2 |
|
16 |
|
breq1 |
|
17 |
15 16
|
anbi12d |
|
18 |
17
|
imbi1d |
|
19 |
|
breq2 |
|
20 |
19
|
anbi2d |
|
21 |
|
breq2 |
|
22 |
20 21
|
imbi12d |
|
23 |
14 18 22
|
rspc3v |
|
24 |
8 9 10 23
|
syl3anc |
|
25 |
7 24
|
mpd |
|
26 |
25
|
ralimdva |
|
27 |
2
|
ffnd |
|
28 |
3
|
ffnd |
|
29 |
|
inidm |
|
30 |
|
eqidd |
|
31 |
|
eqidd |
|
32 |
27 28 1 1 29 30 31
|
ofrfval |
|
33 |
4
|
ffnd |
|
34 |
|
eqidd |
|
35 |
28 33 1 1 29 31 34
|
ofrfval |
|
36 |
32 35
|
anbi12d |
|
37 |
|
r19.26 |
|
38 |
36 37
|
bitr4di |
|
39 |
27 33 1 1 29 30 34
|
ofrfval |
|
40 |
26 38 39
|
3imtr4d |
|