Step |
Hyp |
Ref |
Expression |
1 |
|
bnj1033.1 |
|
2 |
|
bnj1033.2 |
|
3 |
|
bnj1033.3 |
|
4 |
|
bnj1033.4 |
|
5 |
|
bnj1033.5 |
|
6 |
|
bnj1033.6 |
|
7 |
|
bnj1033.7 |
|
8 |
|
bnj1033.8 |
|
9 |
|
bnj1033.9 |
|
10 |
|
bnj1033.10 |
|
11 |
1 2 8 9 3
|
bnj983 |
|
12 |
|
19.42v |
|
13 |
|
df-3an |
|
14 |
13
|
exbii |
|
15 |
|
df-3an |
|
16 |
12 14 15
|
3bitr4i |
|
17 |
16
|
exbii |
|
18 |
|
19.42v |
|
19 |
15
|
exbii |
|
20 |
|
df-3an |
|
21 |
18 19 20
|
3bitr4i |
|
22 |
17 21
|
bitri |
|
23 |
22
|
exbii |
|
24 |
|
19.42v |
|
25 |
20
|
exbii |
|
26 |
|
df-3an |
|
27 |
24 25 26
|
3bitr4i |
|
28 |
23 27
|
bitri |
|
29 |
|
bnj255 |
|
30 |
7
|
anbi2i |
|
31 |
|
3anass |
|
32 |
30 31
|
bitr4i |
|
33 |
32
|
3anbi3i |
|
34 |
29 33
|
bitri |
|
35 |
34
|
3exbii |
|
36 |
35 10
|
sylbir |
|
37 |
28 36
|
sylbir |
|
38 |
11 37
|
syl3an3b |
|
39 |
38
|
3expia |
|
40 |
39
|
ssrdv |
|