Description: The zero operator is linear. (Contributed by NM, 28-Nov-2007) (Revised by Mario Carneiro, 19-Nov-2013) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Hypotheses | 0lno.0 | |
|
0lno.7 | |
||
Assertion | 0lno | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0lno.0 | |
|
2 | 0lno.7 | |
|
3 | eqid | |
|
4 | eqid | |
|
5 | 3 4 1 | 0oo | |
6 | simplll | |
|
7 | simpllr | |
|
8 | simplr | |
|
9 | simprl | |
|
10 | eqid | |
|
11 | 3 10 | nvscl | |
12 | 6 8 9 11 | syl3anc | |
13 | simprr | |
|
14 | eqid | |
|
15 | 3 14 | nvgcl | |
16 | 6 12 13 15 | syl3anc | |
17 | eqid | |
|
18 | 3 17 1 | 0oval | |
19 | 6 7 16 18 | syl3anc | |
20 | 3 17 1 | 0oval | |
21 | 6 7 9 20 | syl3anc | |
22 | 21 | oveq2d | |
23 | 3 17 1 | 0oval | |
24 | 6 7 13 23 | syl3anc | |
25 | 22 24 | oveq12d | |
26 | eqid | |
|
27 | 26 17 | nvsz | |
28 | 7 8 27 | syl2anc | |
29 | 28 | oveq1d | |
30 | 4 17 | nvzcl | |
31 | eqid | |
|
32 | 4 31 17 | nv0rid | |
33 | 7 30 32 | syl2anc2 | |
34 | 25 29 33 | 3eqtrd | |
35 | 19 34 | eqtr4d | |
36 | 35 | ralrimivva | |
37 | 36 | ralrimiva | |
38 | 3 4 14 31 10 26 2 | islno | |
39 | 5 37 38 | mpbir2and | |