Step |
Hyp |
Ref |
Expression |
1 |
|
ofaddmndmap.r |
|
2 |
|
ofaddmndmap.p |
|
3 |
|
simpl1 |
|
4 |
|
simprl |
|
5 |
|
simprr |
|
6 |
1 2
|
mndcl |
|
7 |
3 4 5 6
|
syl3anc |
|
8 |
|
elmapi |
|
9 |
8
|
adantr |
|
10 |
9
|
3ad2ant3 |
|
11 |
|
elmapi |
|
12 |
11
|
adantl |
|
13 |
12
|
3ad2ant3 |
|
14 |
|
simp2 |
|
15 |
|
inidm |
|
16 |
7 10 13 14 14 15
|
off |
|
17 |
1
|
fvexi |
|
18 |
|
elmapg |
|
19 |
17 14 18
|
sylancr |
|
20 |
16 19
|
mpbird |
|