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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 12912 | . 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 5099 ℝcr 11030 0cc0 11031 < clt 11171 ℝ+crp 12910 |
| 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 12911 |
| This theorem is referenced by: rpne0 12927 divlt1lt 12981 divle1le 12982 ledivge1le 12983 nnledivrp 13024 modge0 13804 modlt 13805 modid 13821 modmuladdnn0 13843 expnlbnd 14161 o1fsum 15741 isprm6 16646 gexexlem 19786 lmnn 25224 aaliou2b 26310 harmonicbnd4 26982 logfaclbnd 27194 logfacrlim 27196 chto1ub 27448 vmadivsum 27454 dchrmusumlema 27465 dchrvmasumlem2 27470 dchrisum0lem2a 27489 dchrisum0lem2 27490 dchrisum0lem3 27491 mulogsumlem 27503 mulog2sumlem2 27507 selberg2lem 27522 selberg3lem1 27529 pntrmax 27536 pntrsumo1 27537 pntibndlem3 27564 divge1b 48835 divgt1b 48836 |
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