Step |
Hyp |
Ref |
Expression |
1 |
|
pjoml2.1 |
|
2 |
|
pjoml2.2 |
|
3 |
1
|
choccli |
|
4 |
2
|
choccli |
|
5 |
3 4
|
pjoml2i |
|
6 |
2 1
|
chsscon3i |
|
7 |
|
eqcom |
|
8 |
3
|
choccli |
|
9 |
8 4
|
chincli |
|
10 |
1 9
|
chdmj2i |
|
11 |
3 2
|
chdmm4i |
|
12 |
11
|
ineq2i |
|
13 |
10 12
|
eqtri |
|
14 |
13
|
eqeq1i |
|
15 |
3 9
|
chjcli |
|
16 |
2 15
|
chcon2i |
|
17 |
7 14 16
|
3bitr3i |
|
18 |
5 6 17
|
3imtr4i |
|