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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 13017 | . 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 2141 class class class wbr 5108 ℝcr 11098 0cc0 11099 < clt 11242 ℝ+crp 13015 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1823 ax-4 1837 ax-5 1938 ax-6 1995 ax-7 2036 ax-8 2143 ax-9 2151 ax-ext 2733 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1571 df-fal 1581 df-ex 1808 df-sb 2095 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3415 df-v 3455 df-dif 3907 df-un 3909 df-ss 3921 df-nul 4286 df-if 4487 df-sn 4589 df-pr 4591 df-op 4595 df-br 5109 df-rp 13016 |
| This theorem is referenced by: rpne0 13032 divlt1lt 13086 divle1le 13087 ledivge1le 13088 nnledivrp 13129 modge0 13912 modlt 13913 modid 13929 modmuladdnn0 13951 expnlbnd 14269 o1fsum 15865 isprm6 16772 gexexlem 19921 lmnn 25401 aaliou2b 26481 harmonicbnd4 27151 logfaclbnd 27362 logfacrlim 27364 chto1ub 27616 vmadivsum 27622 dchrmusumlema 27633 dchrvmasumlem2 27638 dchrisum0lem2a 27657 dchrisum0lem2 27658 dchrisum0lem3 27659 mulogsumlem 27671 mulog2sumlem2 27675 selberg2lem 27690 selberg3lem1 27697 pntrmax 27704 pntrsumo1 27705 pntibndlem3 27732 divge1b 49259 divgt1b 49260 |
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