Step |
Hyp |
Ref |
Expression |
1 |
|
ballotth.m |
|
2 |
|
ballotth.n |
|
3 |
|
ballotth.o |
|
4 |
|
ballotth.p |
|
5 |
|
ballotth.f |
|
6 |
|
ballotth.e |
|
7 |
|
ballotth.mgtn |
|
8 |
|
eldifi |
|
9 |
1
|
a1i |
|
10 |
2
|
a1i |
|
11 |
9 10
|
nnaddcld |
|
12 |
1 2 3 4 5 6
|
ballotlemodife |
|
13 |
12
|
simprbi |
|
14 |
2
|
nnrei |
|
15 |
1
|
nnrei |
|
16 |
14 15
|
posdifi |
|
17 |
7 16
|
mpbi |
|
18 |
1 2 3 4 5
|
ballotlemfmpn |
|
19 |
8 18
|
syl |
|
20 |
17 19
|
breqtrrid |
|
21 |
1 2 3 4 5 8 11 13 20
|
ballotlemfc0 |
|