Step |
Hyp |
Ref |
Expression |
1 |
|
unitsscn |
|
2 |
|
cndprob01 |
|
3 |
2
|
3adant2 |
|
4 |
1 3
|
sseldi |
|
5 |
|
simp11 |
|
6 |
|
simp13 |
|
7 |
|
prob01 |
|
8 |
5 6 7
|
syl2anc |
|
9 |
1 8
|
sseldi |
|
10 |
|
simp3 |
|
11 |
4 9 10
|
divcan4d |
|
12 |
|
incom |
|
13 |
12
|
fveq2i |
|
14 |
|
cndprobin |
|
15 |
14
|
3adant2 |
|
16 |
|
simp12 |
|
17 |
|
simp2 |
|
18 |
|
cndprobin |
|
19 |
5 6 16 17 18
|
syl31anc |
|
20 |
13 15 19
|
3eqtr4a |
|
21 |
20
|
oveq1d |
|
22 |
11 21
|
eqtr3d |
|