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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 13009 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | biimpi 219 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∈ wcel 2145 class class class wbr 5105 ℝcr 11087 0cc0 11088 < clt 11231 ℝ+crp 13007 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-br 5106 df-rp 13008 |
| This theorem is referenced by: rpne0 13024 divlt1lt 13078 divle1le 13079 ledivge1le 13080 nnledivrp 13121 modge0 13903 modlt 13904 modid 13920 modmuladdnn0 13942 expnlbnd 14260 o1fsum 15855 isprm6 16763 gexexlem 19913 lmnn 25383 aaliou2b 26463 harmonicbnd4 27133 logfaclbnd 27344 logfacrlim 27346 chto1ub 27598 vmadivsum 27604 dchrmusumlema 27615 dchrvmasumlem2 27620 dchrisum0lem2a 27639 dchrisum0lem2 27640 dchrisum0lem3 27641 mulogsumlem 27653 mulog2sumlem2 27657 selberg2lem 27672 selberg3lem1 27679 pntrmax 27686 pntrsumo1 27687 pntibndlem3 27714 divge1b 49143 divgt1b 49144 |
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