Step |
Hyp |
Ref |
Expression |
1 |
|
cncls2i.1 |
|
2 |
|
cntop1 |
|
3 |
2
|
adantr |
|
4 |
|
cnvimass |
|
5 |
|
eqid |
|
6 |
5 1
|
cnf |
|
7 |
6
|
fdmd |
|
8 |
7
|
adantr |
|
9 |
4 8
|
sseqtrid |
|
10 |
|
cntop2 |
|
11 |
1
|
ntropn |
|
12 |
10 11
|
sylan |
|
13 |
|
cnima |
|
14 |
12 13
|
syldan |
|
15 |
1
|
ntrss2 |
|
16 |
10 15
|
sylan |
|
17 |
|
imass2 |
|
18 |
16 17
|
syl |
|
19 |
5
|
ssntr |
|
20 |
3 9 14 18 19
|
syl22anc |
|