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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 13030 | . 2 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝜑 → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2143 class class class wbr 5110 0cc0 11101 < clt 11244 ℝ+crp 13017 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-rab 3417 df-v 3457 df-dif 3909 df-un 3911 df-ss 3923 df-nul 4288 df-if 4489 df-sn 4591 df-pr 4593 df-op 4597 df-br 5111 df-rp 13018 |
| This theorem is referenced by: rpregt0d 13067 ltmulgt11d 13096 ltmulgt12d 13097 gt0divd 13098 ge0divd 13099 lediv12ad 13120 prodge0rd 13126 expgt0 14133 nnesq 14265 bccl2 14361 sgnmulrp2 15147 01sqrexlem7 15301 sqrtgt0d 15466 iseralt 15738 fsumlt 15854 geomulcvg 15932 eirrlem 16261 sqrt2irrlem 16305 prmind2 16744 4sqlem11 17016 4sqlem12 17017 ssblex 24566 nrginvrcn 24830 mulc1cncf 25045 nmoleub2lem2 25256 itg2mulclem 25886 itggt0 25984 dvgt0 26144 ftc1lem5 26180 aaliou3lem2 26485 abelthlem8 26580 tanord 26681 tanregt0 26682 logccv 26806 cxpgt0d 26881 cxpcn3lem 26890 jensenlem2 27130 dmlogdmgm 27166 basellem1 27223 sgmnncl 27289 chpdifbndlem2 27696 pntibndlem1 27731 pntibnd 27735 pntlemc 27737 abvcxp 27757 ostth2lem1 27760 ostth2lem3 27777 ostth2 27779 xrge0iifhom 34305 omssubadd 34668 signsply0 34916 sinccvglem 36142 unblimceq0lem 37073 unbdqndv2lem2 37077 knoppndvlem14 37092 taupilem1 37943 poimirlem29 38278 heicant 38284 itggt0cn 38319 ftc1cnnc 38321 bfplem1 38451 rrncmslem 38461 aks4d1p1 42821 aks6d1c2 42875 irrapxlem4 43532 irrapxlem5 43533 imo72b2lem1 44875 dvdivbd 46617 ioodvbdlimc1lem2 46626 ioodvbdlimc2lem 46628 stoweidlem1 46695 stoweidlem7 46701 stoweidlem11 46705 stoweidlem25 46719 stoweidlem26 46720 stoweidlem34 46728 stoweidlem49 46743 stoweidlem52 46746 stoweidlem60 46754 wallispi 46764 stirlinglem6 46773 stirlinglem11 46778 fourierdlem30 46831 qndenserrnbl 46989 ovnsubaddlem1 47264 hoiqssbllem2 47317 pimrecltpos 47402 smfmullem1 47485 smfmullem2 47486 smfmullem3 47487 |
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