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Mirrors > Home > ILE Home > Th. List > df-rp | Unicode version |
Description: Define the set of positive reals. Definition of positive numbers in [Apostol] p. 20. (Contributed by NM, 27-Oct-2007.) |
Ref | Expression |
---|---|
df-rp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | crp 9597 | . 2 | |
2 | cc0 7761 | . . . 4 | |
3 | vx | . . . . 5 | |
4 | 3 | cv 1347 | . . . 4 |
5 | clt 7941 | . . . 4 | |
6 | 2, 4, 5 | wbr 3987 | . . 3 |
7 | cr 7760 | . . 3 | |
8 | 6, 3, 7 | crab 2452 | . 2 |
9 | 1, 8 | wceq 1348 | 1 |
Colors of variables: wff set class |
This definition is referenced by: elrp 9599 rpre 9604 ioorp 9895 |
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