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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 12933 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | biimpi 216 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 ∈ wcel 2114 class class class wbr 5086 ℝcr 11026 0cc0 11027 < clt 11168 ℝ+crp 12931 |
| 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 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-br 5087 df-rp 12932 |
| This theorem is referenced by: rpne0 12948 divlt1lt 13002 divle1le 13003 ledivge1le 13004 nnledivrp 13045 modge0 13827 modlt 13828 modid 13844 modmuladdnn0 13866 expnlbnd 14184 o1fsum 15765 isprm6 16673 gexexlem 19816 lmnn 25239 aaliou2b 26320 harmonicbnd4 26992 logfaclbnd 27204 logfacrlim 27206 chto1ub 27458 vmadivsum 27464 dchrmusumlema 27475 dchrvmasumlem2 27480 dchrisum0lem2a 27499 dchrisum0lem2 27500 dchrisum0lem3 27501 mulogsumlem 27513 mulog2sumlem2 27517 selberg2lem 27532 selberg3lem1 27539 pntrmax 27546 pntrsumo1 27547 pntibndlem3 27574 divge1b 48985 divgt1b 48986 |
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