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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 9441 | . 2 | |
2 | cc0 7620 | . . . 4 | |
3 | vx | . . . . 5 | |
4 | 3 | cv 1330 | . . . 4 |
5 | clt 7800 | . . . 4 | |
6 | 2, 4, 5 | wbr 3929 | . . 3 |
7 | cr 7619 | . . 3 | |
8 | 6, 3, 7 | crab 2420 | . 2 |
9 | 1, 8 | wceq 1331 | 1 |
Colors of variables: wff set class |
This definition is referenced by: elrp 9443 rpre 9448 ioorp 9734 |
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