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Mirrors > Home > MPE Home > Th. List > df-ltp | Structured version Visualization version Unicode version |
Description: Define ordering on positive reals. This is a "temporary" set used in the construction of complex numbers df-c 9942, and is intended to be used only by the construction. From Proposition 9-3.2 of [Gleason] p. 122. (Contributed by NM, 14-Feb-1996.) (New usage is discouraged.) |
Ref | Expression |
---|---|
df-ltp |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cltp 9685 | . 2 | |
2 | vx | . . . . . . 7 | |
3 | 2 | cv 1482 | . . . . . 6 |
4 | cnp 9681 | . . . . . 6 | |
5 | 3, 4 | wcel 1990 | . . . . 5 |
6 | vy | . . . . . . 7 | |
7 | 6 | cv 1482 | . . . . . 6 |
8 | 7, 4 | wcel 1990 | . . . . 5 |
9 | 5, 8 | wa 384 | . . . 4 |
10 | 3, 7 | wpss 3575 | . . . 4 |
11 | 9, 10 | wa 384 | . . 3 |
12 | 11, 2, 6 | copab 4712 | . 2 |
13 | 1, 12 | wceq 1483 | 1 |
Colors of variables: wff setvar class |
This definition is referenced by: ltrelpr 9820 ltprord 9852 |
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