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| Mirrors > Home > MPE Home > Th. List > rpregt0 | Structured version Visualization version GIF version | ||
| Description: A positive real is a positive real number. (Contributed by NM, 11-Nov-2008.) (Revised by Mario Carneiro, 31-Jan-2014.) |
| Ref | Expression |
|---|---|
| rpregt0 | ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrp 12942 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | biimpi 217 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 ∈ wcel 2119 class class class wbr 5079 ℝcr 11035 0cc0 11036 < clt 11177 ℝ+crp 12940 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-br 5080 df-rp 12941 |
| This theorem is referenced by: rpne0 12957 divlt1lt 13011 divle1le 13012 ledivge1le 13013 nnledivrp 13054 modge0 13836 modlt 13837 modid 13853 modmuladdnn0 13875 expnlbnd 14193 o1fsum 15774 isprm6 16682 gexexlem 19825 lmnn 25255 aaliou2b 26332 harmonicbnd4 26999 logfaclbnd 27210 logfacrlim 27212 chto1ub 27464 vmadivsum 27470 dchrmusumlema 27481 dchrvmasumlem2 27486 dchrisum0lem2a 27505 dchrisum0lem2 27506 dchrisum0lem3 27507 mulogsumlem 27519 mulog2sumlem2 27523 selberg2lem 27538 selberg3lem1 27545 pntrmax 27552 pntrsumo1 27553 pntibndlem3 27580 divge1b 49004 divgt1b 49005 |
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