Step |
Hyp |
Ref |
Expression |
1 |
|
xmulasslem.1 |
|
2 |
|
xmulasslem.2 |
|
3 |
|
xmulasslem.x |
|
4 |
|
xmulasslem.y |
|
5 |
|
xmulasslem.d |
|
6 |
|
xmulasslem.ps |
|
7 |
|
xmulasslem.0 |
|
8 |
|
xmulasslem.e |
|
9 |
|
xmulasslem.f |
|
10 |
|
0xr |
|
11 |
|
xrltso |
|
12 |
|
solin |
|
13 |
11 12
|
mpan |
|
14 |
5 10 13
|
sylancl |
|
15 |
|
xlt0neg1 |
|
16 |
5 15
|
syl |
|
17 |
|
xnegcl |
|
18 |
5 17
|
syl |
|
19 |
|
breq2 |
|
20 |
19 2
|
imbi12d |
|
21 |
20
|
imbi2d |
|
22 |
6
|
exp32 |
|
23 |
22
|
com12 |
|
24 |
21 23
|
vtoclga |
|
25 |
18 24
|
mpcom |
|
26 |
16 25
|
sylbid |
|
27 |
8 9
|
eqeq12d |
|
28 |
|
xneg11 |
|
29 |
3 4 28
|
syl2anc |
|
30 |
27 29
|
bitrd |
|
31 |
26 30
|
sylibd |
|
32 |
|
eqeq1 |
|
33 |
32 1
|
imbi12d |
|
34 |
33
|
imbi2d |
|
35 |
34 7
|
vtoclg |
|
36 |
5 35
|
mpcom |
|
37 |
|
breq2 |
|
38 |
37 1
|
imbi12d |
|
39 |
38
|
imbi2d |
|
40 |
39 23
|
vtoclga |
|
41 |
5 40
|
mpcom |
|
42 |
31 36 41
|
3jaod |
|
43 |
14 42
|
mpd |
|