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Mirrors > Home > MPE Home > Th. List > Mathboxes > df-line3 | Structured version Visualization version Unicode version |
Description: Define the set of all lines. A line is an infinite subset of that satisfies a property. (Contributed by Andrew Salmon, 15-Jul-2012.) |
Ref | Expression |
---|---|
df-line3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cline3 38666 | . 2 | |
2 | c2o 7554 | . . . . 5 | |
3 | vx | . . . . . 6 | |
4 | 3 | cv 1482 | . . . . 5 |
5 | cdom 7953 | . . . . 5 | |
6 | 2, 4, 5 | wbr 4653 | . . . 4 |
7 | vz | . . . . . . . . 9 | |
8 | 7 | cv 1482 | . . . . . . . 8 |
9 | vy | . . . . . . . . 9 | |
10 | 9 | cv 1482 | . . . . . . . 8 |
11 | 8, 10 | wne 2794 | . . . . . . 7 |
12 | 10, 8 | cptdfc 38664 | . . . . . . . . 9 |
13 | 12 | crn 5115 | . . . . . . . 8 |
14 | 13, 4 | wceq 1483 | . . . . . . 7 |
15 | 11, 14 | wi 4 | . . . . . 6 |
16 | 15, 7, 4 | wral 2912 | . . . . 5 |
17 | 16, 9, 4 | wral 2912 | . . . 4 |
18 | 6, 17 | wa 384 | . . 3 |
19 | crr3c 38665 | . . . 4 | |
20 | 19 | cpw 4158 | . . 3 |
21 | 18, 3, 20 | crab 2916 | . 2 |
22 | 1, 21 | wceq 1483 | 1 |
Colors of variables: wff setvar class |
This definition is referenced by: (None) |
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