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| Mirrors > Home > MPE Home > Th. List > rpgt0d | Structured version Visualization version GIF version | ||
| Description: A positive real is greater than zero. (Contributed by Mario Carneiro, 28-May-2016.) |
| Ref | Expression |
|---|---|
| rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
| Ref | Expression |
|---|---|
| rpgt0d | ⊢ (𝜑 → 0 < 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | rpred.1 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
| 2 | rpgt0 13003 | . 2 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝜑 → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2141 class class class wbr 5099 0cc0 11070 < clt 11213 ℝ+crp 12990 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-ext 2733 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-sb 2090 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-v 3455 df-dif 3907 df-un 3909 df-ss 3921 df-nul 4286 df-if 4480 df-sn 4582 df-pr 4584 df-op 4588 df-br 5100 df-rp 12991 |
| This theorem is referenced by: rpregt0d 13040 ltmulgt11d 13069 ltmulgt12d 13070 gt0divd 13071 ge0divd 13072 lediv12ad 13093 prodge0rd 13099 expgt0 14105 nnesq 14237 bccl2 14333 01sqrexlem7 15258 sqrtgt0d 15423 iseralt 15695 fsumlt 15811 geomulcvg 15889 eirrlem 16219 sqrt2irrlem 16263 prmind2 16702 4sqlem11 16974 4sqlem12 16975 ssblex 24468 nrginvrcn 24732 mulc1cncf 24947 nmoleub2lem2 25158 itg2mulclem 25788 itggt0 25886 dvgt0 26046 ftc1lem5 26082 aaliou3lem2 26384 abelthlem8 26479 tanord 26580 tanregt0 26581 logccv 26705 cxpgt0d 26780 cxpcn3lem 26789 jensenlem2 27029 dmlogdmgm 27065 basellem1 27122 sgmnncl 27188 chpdifbndlem2 27595 pntibndlem1 27630 pntibnd 27634 pntlemc 27636 abvcxp 27656 ostth2lem1 27659 ostth2lem3 27676 ostth2 27678 sgnmulrp2 32988 xrge0iifhom 34195 omssubadd 34558 signsply0 34809 sinccvglem 35986 unblimceq0lem 36908 unbdqndv2lem2 36912 knoppndvlem14 36927 taupilem1 37777 poimirlem29 38112 heicant 38118 itggt0cn 38153 ftc1cnnc 38155 bfplem1 38285 rrncmslem 38295 aks4d1p1 42657 aks6d1c2 42711 irrapxlem4 43366 irrapxlem5 43367 imo72b2lem1 44709 dvdivbd 46461 ioodvbdlimc1lem2 46470 ioodvbdlimc2lem 46472 stoweidlem1 46539 stoweidlem7 46545 stoweidlem11 46549 stoweidlem25 46563 stoweidlem26 46564 stoweidlem34 46572 stoweidlem49 46587 stoweidlem52 46590 stoweidlem60 46598 wallispi 46608 stirlinglem6 46617 stirlinglem11 46622 fourierdlem30 46675 qndenserrnbl 46833 ovnsubaddlem1 47108 hoiqssbllem2 47161 pimrecltpos 47246 smfmullem1 47329 smfmullem2 47330 smfmullem3 47331 |
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