Step |
Hyp |
Ref |
Expression |
1 |
|
restcls2.1 |
|
2 |
|
restcls2.2 |
|
3 |
|
restcls2.3 |
|
4 |
|
restcls2.4 |
|
5 |
|
restcls2.5 |
|
6 |
|
restclsseplem.6 |
|
7 |
|
restclssep.7 |
|
8 |
|
incom |
|
9 |
|
incom |
|
10 |
9 6
|
eqtr3id |
|
11 |
1 2 3 4 5
|
restcls2lem |
|
12 |
1 2 3 4 7 10 11
|
restclsseplem |
|
13 |
8 12
|
eqtr3id |
|
14 |
1 2 3 4 7
|
restcls2lem |
|
15 |
1 2 3 4 5 6 14
|
restclsseplem |
|
16 |
13 15
|
jca |
|