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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 12944 | . 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 5085 ℝcr 11037 0cc0 11038 < clt 11179 ℝ+crp 12942 |
| 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 2708 |
| 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 2715 df-cleq 2728 df-clel 2811 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-br 5086 df-rp 12943 |
| This theorem is referenced by: 1rp 12946 2rp 12947 3rp 12948 5rp 12949 iexpcyc 14169 discr 14202 epr 16175 aaliou3lem1 26308 aaliou3lem2 26309 aaliou3lem3 26310 pirp 26425 pigt3 26482 efif1olem2 26507 cxpsqrtlem 26666 log2cnv 26908 chtublem 27174 chtub 27175 bposlem6 27252 lgsdir2lem1 27288 lgsdir2lem4 27291 lgsdir2lem5 27292 2sqlem11 27392 chebbnd1lem3 27434 chebbnd1 27435 pntlemg 27561 pntlemr 27565 pntlemf 27568 minvecolem3 30947 dp2lt10 32943 ballotlem2 34633 cntotbnd 38117 heiborlem5 38136 heiborlem7 38138 4rp 42732 6rp 42733 7rp 42734 8rp 42735 9rp 42736 isosctrlem1ALT 45360 sineq0ALT 45363 limclner 46079 stoweidlem5 46433 stoweidlem28 46456 stoweidlem59 46487 stoweid 46491 stirlinglem12 46513 fourierswlem 46658 fouriersw 46659 goldrarp 47332 |
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