Step |
Hyp |
Ref |
Expression |
1 |
|
dih1dimb2.b |
|
2 |
|
dih1dimb2.l |
|
3 |
|
dih1dimb2.a |
|
4 |
|
dih1dimb2.h |
|
5 |
|
dih1dimb2.t |
|
6 |
|
dih1dimb2.o |
|
7 |
|
dih1dimb2.u |
|
8 |
|
dih1dimb2.i |
|
9 |
|
dih1dimb2.n |
|
10 |
|
eqid |
|
11 |
2 3 4 5 10
|
cdlemf |
|
12 |
|
simp3 |
|
13 |
|
simp1rl |
|
14 |
12 13
|
eqeltrd |
|
15 |
|
simp1l |
|
16 |
|
simp2 |
|
17 |
1 3 4 5 10
|
trlnidatb |
|
18 |
15 16 17
|
syl2anc |
|
19 |
14 18
|
mpbird |
|
20 |
12
|
fveq2d |
|
21 |
1 4 5 10 6 7 8 9
|
dih1dimb |
|
22 |
15 16 21
|
syl2anc |
|
23 |
20 22
|
eqtr3d |
|
24 |
19 23
|
jca |
|
25 |
24
|
3expia |
|
26 |
25
|
reximdva |
|
27 |
11 26
|
mpd |
|