Step |
Hyp |
Ref |
Expression |
1 |
|
dalema.ph |
|
2 |
|
dalemc.l |
|
3 |
|
dalemc.j |
|
4 |
|
dalemc.a |
|
5 |
|
dalem19.o |
|
6 |
|
dalem19.y |
|
7 |
|
dalem19.z |
|
8 |
1
|
dalemkehl |
|
9 |
8
|
ad3antrrr |
|
10 |
1 2 3 4 5 6
|
dalemcea |
|
11 |
10
|
ad3antrrr |
|
12 |
|
simplr |
|
13 |
1 5
|
dalemyeb |
|
14 |
13
|
ad3antrrr |
|
15 |
1 2 3 4 5 6 7
|
dalem17 |
|
16 |
15
|
ad2antrr |
|
17 |
|
simpr |
|
18 |
|
eqid |
|
19 |
18 2 3 4
|
atbtwnex |
|
20 |
9 11 12 14 16 17 19
|
syl33anc |
|