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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 12392 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
2 | 1 | biimpi 218 | 1 ⊢ (𝐴 ∈ ℝ+ → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2114 class class class wbr 5066 ℝcr 10536 0cc0 10537 < clt 10675 ℝ+crp 12390 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2793 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-rab 3147 df-v 3496 df-dif 3939 df-un 3941 df-in 3943 df-ss 3952 df-nul 4292 df-if 4468 df-sn 4568 df-pr 4570 df-op 4574 df-br 5067 df-rp 12391 |
This theorem is referenced by: rpne0 12406 divlt1lt 12459 divle1le 12460 ledivge1le 12461 nnledivrp 12502 modge0 13248 modlt 13249 modid 13265 modmuladdnn0 13284 expnlbnd 13595 o1fsum 15168 isprm6 16058 gexexlem 18972 lmnn 23866 aaliou2b 24930 harmonicbnd4 25588 logfaclbnd 25798 logfacrlim 25800 chto1ub 26052 vmadivsum 26058 dchrmusumlema 26069 dchrvmasumlem2 26074 dchrisum0lem2a 26093 dchrisum0lem2 26094 dchrisum0lem3 26095 mulogsumlem 26107 mulog2sumlem2 26111 selberg2lem 26126 selberg3lem1 26133 pntrmax 26140 pntrsumo1 26141 pntibndlem3 26168 divge1b 44587 divgt1b 44588 |
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