Step |
Hyp |
Ref |
Expression |
1 |
|
sge0pnffsumgt.k |
|
2 |
|
sge0pnffsumgt.a |
|
3 |
|
sge0pnffsumgt.b |
|
4 |
|
sge0pnffsumgt.p |
|
5 |
|
sge0pnffsumgt.y |
|
6 |
|
icossicc |
|
7 |
6 3
|
sseldi |
|
8 |
1 2 7 4 5
|
sge0pnffigtmpt |
|
9 |
|
simpr |
|
10 |
|
nfv |
|
11 |
1 10
|
nfan |
|
12 |
|
elinel2 |
|
13 |
12
|
adantl |
|
14 |
|
simpll |
|
15 |
|
elpwinss |
|
16 |
15
|
sselda |
|
17 |
16
|
adantll |
|
18 |
14 17 3
|
syl2anc |
|
19 |
11 13 18
|
sge0fsummptf |
|
20 |
19
|
adantr |
|
21 |
9 20
|
breqtrd |
|
22 |
21
|
ex |
|
23 |
22
|
reximdva |
|
24 |
8 23
|
mpd |
|