Step |
Hyp |
Ref |
Expression |
1 |
|
djhval.h |
|
2 |
|
djhval.u |
|
3 |
|
djhval.v |
|
4 |
|
djhval.o |
|
5 |
|
djhval.j |
|
6 |
1
|
djhffval |
|
7 |
6
|
fveq1d |
|
8 |
5 7
|
syl5eq |
|
9 |
|
2fveq3 |
|
10 |
2
|
fveq2i |
|
11 |
3 10
|
eqtri |
|
12 |
9 11
|
eqtr4di |
|
13 |
12
|
pweqd |
|
14 |
|
fveq2 |
|
15 |
14 4
|
eqtr4di |
|
16 |
15
|
fveq1d |
|
17 |
15
|
fveq1d |
|
18 |
16 17
|
ineq12d |
|
19 |
15 18
|
fveq12d |
|
20 |
13 13 19
|
mpoeq123dv |
|
21 |
|
eqid |
|
22 |
3
|
fvexi |
|
23 |
22
|
pwex |
|
24 |
23 23
|
mpoex |
|
25 |
20 21 24
|
fvmpt |
|
26 |
8 25
|
sylan9eq |
|