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| Mirrors > Home > MPE Home > Th. List > elrpii | Structured version Visualization version GIF version | ||
| Description: Membership in the set of positive reals. (Contributed by NM, 23-Feb-2008.) |
| Ref | Expression |
|---|---|
| elrpi.1 | ⊢ 𝐴 ∈ ℝ |
| elrpi.2 | ⊢ 0 < 𝐴 |
| Ref | Expression |
|---|---|
| elrpii | ⊢ 𝐴 ∈ ℝ+ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrpi.1 | . 2 ⊢ 𝐴 ∈ ℝ | |
| 2 | elrpi.2 | . 2 ⊢ 0 < 𝐴 | |
| 3 | elrp 12997 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 4 | 1, 2, 3 | mpbir2an 721 | 1 ⊢ 𝐴 ∈ ℝ+ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2144 class class class wbr 5102 ℝcr 11074 0cc0 11075 < clt 11218 ℝ+crp 12995 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1817 ax-4 1831 ax-5 1932 ax-6 1989 ax-7 2030 ax-8 2146 ax-9 2154 ax-ext 2736 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1101 df-tru 1565 df-fal 1575 df-ex 1802 df-sb 2093 df-clab 2743 df-cleq 2756 df-clel 2839 df-rab 3417 df-v 3458 df-dif 3909 df-un 3911 df-ss 3923 df-nul 4288 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-br 5103 df-rp 12996 |
| This theorem is referenced by: 1rp 12999 2rp 13000 3rp 13001 5rp 13002 iexpcyc 14222 discr 14255 epr 16242 aaliou3lem1 26408 aaliou3lem2 26409 aaliou3lem3 26410 pirp 26528 pigt3 26585 efif1olem2 26610 cxpsqrtlem 26769 log2cnv 27011 chtublem 27277 chtub 27278 bposlem6 27355 lgsdir2lem1 27391 lgsdir2lem4 27394 lgsdir2lem5 27395 2sqlem11 27495 chebbnd1lem3 27537 chebbnd1 27538 pntlemg 27664 pntlemr 27668 pntlemf 27671 minvecolem3 31081 dp2lt10 33063 ballotlem2 34788 cntotbnd 38300 heiborlem5 38319 heiborlem7 38321 4rp 42914 6rp 42915 7rp 42916 8rp 42917 9rp 42918 isosctrlem1ALT 45514 sineq0ALT 45517 limclner 46230 stoweidlem5 46584 stoweidlem28 46607 stoweidlem59 46638 stoweid 46642 stirlinglem12 46664 fourierswlem 46809 fouriersw 46810 goldrarp 47483 |
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