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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 12911 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 4 | 1, 2, 3 | mpbir2an 712 | 1 ⊢ 𝐴 ∈ ℝ+ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 class class class wbr 5099 ℝcr 11029 0cc0 11030 < clt 11170 ℝ+crp 12909 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3401 df-v 3443 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4287 df-if 4481 df-sn 4582 df-pr 4584 df-op 4588 df-br 5100 df-rp 12910 |
| This theorem is referenced by: 1rp 12913 2rp 12914 3rp 12915 5rp 12916 iexpcyc 14134 discr 14167 epr 16137 aaliou3lem1 26310 aaliou3lem2 26311 aaliou3lem3 26312 pirp 26430 pigt3 26487 efif1olem2 26512 cxpsqrtlem 26671 log2cnv 26914 chtublem 27182 chtub 27183 bposlem6 27260 lgsdir2lem1 27296 lgsdir2lem4 27299 lgsdir2lem5 27300 2sqlem11 27400 chebbnd1lem3 27442 chebbnd1 27443 pntlemg 27569 pntlemr 27573 pntlemf 27576 minvecolem3 30955 dp2lt10 32967 ballotlem2 34648 cntotbnd 37999 heiborlem5 38018 heiborlem7 38020 4rp 42622 6rp 42623 7rp 42624 8rp 42625 9rp 42626 isosctrlem1ALT 45241 sineq0ALT 45244 limclner 45962 stoweidlem5 46316 stoweidlem28 46339 stoweidlem59 46370 stoweid 46374 stirlinglem12 46396 fourierswlem 46541 fouriersw 46542 |
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