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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 11710 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
2 | 1 | biimpi 205 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∈ wcel 1977 class class class wbr 4583 ℝcr 9814 0cc0 9815 < clt 9953 ℝ+crp 11708 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-br 4584 df-rp 11709 |
This theorem is referenced by: rpne0 11724 divlt1lt 11775 divle1le 11776 ledivge1le 11777 nnledivrp 11816 modge0 12540 modlt 12541 modid 12557 modmuladdnn0 12576 expnlbnd 12856 o1fsum 14386 isprm6 15264 gexexlem 18078 lmnn 22869 aaliou2b 23900 harmonicbnd4 24537 logfaclbnd 24747 logfacrlim 24749 chto1ub 24965 vmadivsum 24971 dchrmusumlema 24982 dchrvmasumlem2 24987 dchrisum0lem2a 25006 dchrisum0lem2 25007 dchrisum0lem3 25008 mulogsumlem 25020 mulog2sumlem2 25024 selberg2lem 25039 selberg3lem1 25046 pntrmax 25053 pntrsumo1 25054 pntibndlem3 25081 divge1b 42096 divgt1b 42097 |
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