Step |
Hyp |
Ref |
Expression |
1 |
|
setcval.c |
|
2 |
|
setcval.u |
|
3 |
|
setcval.h |
|
4 |
|
setcval.o |
|
5 |
|
df-setc |
|
6 |
|
simpr |
|
7 |
6
|
opeq2d |
|
8 |
|
eqidd |
|
9 |
6 6 8
|
mpoeq123dv |
|
10 |
3
|
adantr |
|
11 |
9 10
|
eqtr4d |
|
12 |
11
|
opeq2d |
|
13 |
6
|
sqxpeqd |
|
14 |
|
eqidd |
|
15 |
13 6 14
|
mpoeq123dv |
|
16 |
4
|
adantr |
|
17 |
15 16
|
eqtr4d |
|
18 |
17
|
opeq2d |
|
19 |
7 12 18
|
tpeq123d |
|
20 |
2
|
elexd |
|
21 |
|
tpex |
|
22 |
21
|
a1i |
|
23 |
5 19 20 22
|
fvmptd2 |
|
24 |
1 23
|
eqtrid |
|