Step |
Hyp |
Ref |
Expression |
1 |
|
lcfrlem17.h |
|
2 |
|
lcfrlem17.o |
|
3 |
|
lcfrlem17.u |
|
4 |
|
lcfrlem17.v |
|
5 |
|
lcfrlem17.p |
|
6 |
|
lcfrlem17.z |
|
7 |
|
lcfrlem17.n |
|
8 |
|
lcfrlem17.a |
|
9 |
|
lcfrlem17.k |
|
10 |
|
lcfrlem17.x |
|
11 |
|
lcfrlem17.y |
|
12 |
|
lcfrlem17.ne |
|
13 |
|
df-pr |
|
14 |
13
|
fveq2i |
|
15 |
10
|
eldifad |
|
16 |
15
|
snssd |
|
17 |
11
|
eldifad |
|
18 |
17
|
snssd |
|
19 |
1 3 4 2
|
dochdmj1 |
|
20 |
9 16 18 19
|
syl3anc |
|
21 |
14 20
|
syl5eq |
|