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Mirrors > Home > MPE Home > Th. List > df-hlg | Structured version Visualization version Unicode version |
Description: Define the function producting the relation "belong to the same half-line" (Contributed by Thierry Arnoux, 15-Aug-2020.) |
Ref | Expression |
---|---|
df-hlg | hlG Itv Itv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | chlg 25495 | . 2 hlG | |
2 | vg | . . 3 | |
3 | cvv 3200 | . . 3 | |
4 | vc | . . . 4 | |
5 | 2 | cv 1482 | . . . . 5 |
6 | cbs 15857 | . . . . 5 | |
7 | 5, 6 | cfv 5888 | . . . 4 |
8 | va | . . . . . . . . 9 | |
9 | 8 | cv 1482 | . . . . . . . 8 |
10 | 9, 7 | wcel 1990 | . . . . . . 7 |
11 | vb | . . . . . . . . 9 | |
12 | 11 | cv 1482 | . . . . . . . 8 |
13 | 12, 7 | wcel 1990 | . . . . . . 7 |
14 | 10, 13 | wa 384 | . . . . . 6 |
15 | 4 | cv 1482 | . . . . . . . 8 |
16 | 9, 15 | wne 2794 | . . . . . . 7 |
17 | 12, 15 | wne 2794 | . . . . . . 7 |
18 | citv 25335 | . . . . . . . . . . 11 Itv | |
19 | 5, 18 | cfv 5888 | . . . . . . . . . 10 Itv |
20 | 15, 12, 19 | co 6650 | . . . . . . . . 9 Itv |
21 | 9, 20 | wcel 1990 | . . . . . . . 8 Itv |
22 | 15, 9, 19 | co 6650 | . . . . . . . . 9 Itv |
23 | 12, 22 | wcel 1990 | . . . . . . . 8 Itv |
24 | 21, 23 | wo 383 | . . . . . . 7 Itv Itv |
25 | 16, 17, 24 | w3a 1037 | . . . . . 6 Itv Itv |
26 | 14, 25 | wa 384 | . . . . 5 Itv Itv |
27 | 26, 8, 11 | copab 4712 | . . . 4 Itv Itv |
28 | 4, 7, 27 | cmpt 4729 | . . 3 Itv Itv |
29 | 2, 3, 28 | cmpt 4729 | . 2 Itv Itv |
30 | 1, 29 | wceq 1483 | 1 hlG Itv Itv |
Colors of variables: wff setvar class |
This definition is referenced by: ishlg 25497 |
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