Step |
Hyp |
Ref |
Expression |
1 |
|
wwlks2onv.v |
|
2 |
1
|
wwlksonvtx |
|
3 |
|
wwlknon |
|
4 |
|
wwlknbp1 |
|
5 |
|
2p1e3 |
|
6 |
5
|
eqeq2i |
|
7 |
|
1ex |
|
8 |
7
|
tpid2 |
|
9 |
|
fzo0to3tp |
|
10 |
8 9
|
eleqtrri |
|
11 |
|
oveq2 |
|
12 |
10 11
|
eleqtrrid |
|
13 |
|
wrdsymbcl |
|
14 |
12 13
|
sylan2 |
|
15 |
14
|
3ad2ant1 |
|
16 |
|
simpl1r |
|
17 |
|
simpl |
|
18 |
|
eqidd |
|
19 |
|
simpr |
|
20 |
17 18 19
|
3jca |
|
21 |
20
|
3ad2ant2 |
|
22 |
21
|
adantr |
|
23 |
1
|
eqcomi |
|
24 |
23
|
wrdeqi |
|
25 |
24
|
eleq2i |
|
26 |
25
|
biimpi |
|
27 |
26
|
adantr |
|
28 |
27
|
3ad2ant1 |
|
29 |
28
|
adantr |
|
30 |
|
simpl3l |
|
31 |
23
|
eleq2i |
|
32 |
31
|
biimpi |
|
33 |
32
|
adantl |
|
34 |
|
simpl3r |
|
35 |
|
eqwrds3 |
|
36 |
29 30 33 34 35
|
syl13anc |
|
37 |
16 22 36
|
mpbir2and |
|
38 |
37 33
|
jca |
|
39 |
15 38
|
mpdan |
|
40 |
39
|
3exp |
|
41 |
6 40
|
sylan2b |
|
42 |
41
|
3adant1 |
|
43 |
4 42
|
syl |
|
44 |
43
|
3impib |
|
45 |
3 44
|
sylbi |
|
46 |
2 45
|
mpd |
|