Step |
Hyp |
Ref |
Expression |
1 |
|
tmsval.m |
|
2 |
|
tmsval.k |
|
3 |
|
df-tms |
|
4 |
|
dmeq |
|
5 |
4
|
dmeqd |
|
6 |
|
xmetf |
|
7 |
6
|
fdmd |
|
8 |
7
|
dmeqd |
|
9 |
|
dmxpid |
|
10 |
8 9
|
eqtrdi |
|
11 |
5 10
|
sylan9eqr |
|
12 |
11
|
opeq2d |
|
13 |
|
simpr |
|
14 |
13
|
opeq2d |
|
15 |
12 14
|
preq12d |
|
16 |
15 1
|
eqtr4di |
|
17 |
13
|
fveq2d |
|
18 |
17
|
opeq2d |
|
19 |
16 18
|
oveq12d |
|
20 |
|
fvssunirn |
|
21 |
20
|
sseli |
|
22 |
|
ovexd |
|
23 |
3 19 21 22
|
fvmptd2 |
|
24 |
2 23
|
syl5eq |
|