Step |
Hyp |
Ref |
Expression |
1 |
|
tmsval.m |
|
2 |
|
tmsval.k |
|
3 |
|
elfvdm |
|
4 |
|
df-ds |
|
5 |
|
1nn |
|
6 |
|
2nn0 |
|
7 |
|
1nn0 |
|
8 |
|
1lt10 |
|
9 |
5 6 7 8
|
declti |
|
10 |
|
2nn |
|
11 |
7 10
|
decnncl |
|
12 |
1 4 9 11
|
2strbas |
|
13 |
3 12
|
syl |
|
14 |
|
xmetf |
|
15 |
|
ffn |
|
16 |
|
fnresdm |
|
17 |
14 15 16
|
3syl |
|
18 |
1 4 9 11
|
2strop |
|
19 |
18
|
reseq1d |
|
20 |
17 19
|
eqtr3d |
|
21 |
1 2
|
tmsval |
|
22 |
13 20 21
|
setsmsbas |
|
23 |
13 20 21
|
setsmsds |
|
24 |
18 23
|
eqtrd |
|
25 |
|
prex |
|
26 |
1 25
|
eqeltri |
|
27 |
26
|
a1i |
|
28 |
13 20 21 27
|
setsmstopn |
|
29 |
22 24 28
|
3jca |
|