Step |
Hyp |
Ref |
Expression |
1 |
|
prjspnssbas.p |
|
2 |
|
prjspnssbas.w |
|
3 |
|
prjspnssbas.b |
|
4 |
|
prjspnssbas.n |
|
5 |
|
prjspnssbas.k |
|
6 |
|
prjspnn0.a |
|
7 |
|
eqid |
|
8 |
|
eqid |
|
9 |
|
eqid |
|
10 |
7 2 3 8 9 5
|
prjspner |
|
11 |
|
erdm |
|
12 |
10 11
|
syl |
|
13 |
7 2 3 8 9
|
prjspnval2 |
|
14 |
4 5 13
|
syl2anc |
|
15 |
1 14
|
eqtrid |
|
16 |
6 15
|
eleqtrd |
|
17 |
|
elqsn0 |
|
18 |
12 16 17
|
syl2anc |
|