Step |
Hyp |
Ref |
Expression |
1 |
|
ecopopr.1 |
|
2 |
|
ecopopr.com |
|
3 |
|
ecopopr.cl |
|
4 |
|
ecopopr.ass |
|
5 |
|
ecopopr.can |
|
6 |
1
|
relopabi |
|
7 |
1 2
|
ecopovsym |
|
8 |
1 2 3 4 5
|
ecopovtrn |
|
9 |
|
vex |
|
10 |
|
vex |
|
11 |
9 10 2
|
caovcom |
|
12 |
1
|
ecopoveq |
|
13 |
11 12
|
mpbiri |
|
14 |
13
|
anidms |
|
15 |
14
|
rgen2 |
|
16 |
|
breq12 |
|
17 |
16
|
anidms |
|
18 |
17
|
ralxp |
|
19 |
15 18
|
mpbir |
|
20 |
19
|
rspec |
|
21 |
|
opabssxp |
|
22 |
1 21
|
eqsstri |
|
23 |
22
|
ssbri |
|
24 |
|
brxp |
|
25 |
24
|
simplbi |
|
26 |
23 25
|
syl |
|
27 |
20 26
|
impbii |
|
28 |
6 7 8 27
|
iseri |
|