Step |
Hyp |
Ref |
Expression |
1 |
|
mplneg.p |
|
2 |
|
mplneg.b |
|
3 |
|
mplneg.n |
|
4 |
|
mplneg.m |
|
5 |
|
mplneg.i |
|
6 |
|
mplneg.r |
|
7 |
|
mplneg.x |
|
8 |
|
eqid |
|
9 |
8 1 2 5 6
|
mplsubg |
|
10 |
1 8 2
|
mplval2 |
|
11 |
|
eqid |
|
12 |
10 11 4
|
subginv |
|
13 |
9 7 12
|
syl2anc |
|
14 |
|
eqid |
|
15 |
|
eqid |
|
16 |
1 8 2 15
|
mplbasss |
|
17 |
16
|
sseli |
|
18 |
7 17
|
syl |
|
19 |
8 5 6 14 3 15 11 18
|
psrneg |
|
20 |
13 19
|
eqtr3d |
|