Step |
Hyp |
Ref |
Expression |
1 |
|
lsmsnorb2.1 |
|
2 |
|
lsmsnorb2.2 |
|
3 |
|
lsmsnorb2.3 |
|
4 |
|
lsmsnorb2.4 |
|
5 |
|
lsmsnorb2.5 |
|
6 |
|
lsmsnorb2.6 |
|
7 |
|
lsmsnorb2.7 |
|
8 |
|
eqid |
|
9 |
8 3
|
oppglsm |
|
10 |
8 1
|
oppgbas |
|
11 |
|
eqid |
|
12 |
|
eqid |
|
13 |
2 8 11
|
oppgplus |
|
14 |
13
|
eqeq1i |
|
15 |
14
|
rexbii |
|
16 |
15
|
anbi2i |
|
17 |
16
|
opabbii |
|
18 |
4 17
|
eqtr4i |
|
19 |
8
|
oppgmnd |
|
20 |
5 19
|
syl |
|
21 |
10 11 12 18 20 6 7
|
lsmsnorb |
|
22 |
9 21
|
eqtr3id |
|