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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 12379 | . 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 399 ∈ wcel 2111 class class class wbr 5030 ℝcr 10525 0cc0 10526 < clt 10664 ℝ+crp 12377 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-rab 3115 df-v 3443 df-un 3886 df-sn 4526 df-pr 4528 df-op 4532 df-br 5031 df-rp 12378 |
This theorem is referenced by: rpne0 12393 divlt1lt 12446 divle1le 12447 ledivge1le 12448 nnledivrp 12489 modge0 13242 modlt 13243 modid 13259 modmuladdnn0 13278 expnlbnd 13590 o1fsum 15160 isprm6 16048 gexexlem 18965 lmnn 23867 aaliou2b 24937 harmonicbnd4 25596 logfaclbnd 25806 logfacrlim 25808 chto1ub 26060 vmadivsum 26066 dchrmusumlema 26077 dchrvmasumlem2 26082 dchrisum0lem2a 26101 dchrisum0lem2 26102 dchrisum0lem3 26103 mulogsumlem 26115 mulog2sumlem2 26119 selberg2lem 26134 selberg3lem1 26141 pntrmax 26148 pntrsumo1 26149 pntibndlem3 26176 divge1b 44921 divgt1b 44922 |
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