Step |
Hyp |
Ref |
Expression |
1 |
|
lcvfbr.s |
|
2 |
|
lcvfbr.c |
|
3 |
|
lcvfbr.w |
|
4 |
|
lcvfbr.t |
|
5 |
|
lcvfbr.u |
|
6 |
1 2 3 4 5
|
lcvbr |
|
7 |
|
iman |
|
8 |
|
df-pss |
|
9 |
|
necom |
|
10 |
9
|
anbi2i |
|
11 |
8 10
|
bitri |
|
12 |
|
df-pss |
|
13 |
11 12
|
anbi12i |
|
14 |
|
an4 |
|
15 |
|
neanior |
|
16 |
15
|
anbi2i |
|
17 |
14 16
|
bitri |
|
18 |
13 17
|
bitri |
|
19 |
7 18
|
xchbinxr |
|
20 |
19
|
ralbii |
|
21 |
|
ralnex |
|
22 |
20 21
|
bitri |
|
23 |
22
|
anbi2i |
|
24 |
6 23
|
bitr4di |
|