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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 12957 | . 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 2114 class class class wbr 5086 0cc0 11040 < clt 11181 ℝ+crp 12944 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2709 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2716 df-cleq 2729 df-clel 2812 df-rab 3391 df-v 3432 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4275 df-if 4468 df-sn 4569 df-pr 4571 df-op 4575 df-br 5087 df-rp 12945 |
| This theorem is referenced by: rpregt0d 12994 ltmulgt11d 13023 ltmulgt12d 13024 gt0divd 13025 ge0divd 13026 lediv12ad 13047 prodge0rd 13053 expgt0 14059 nnesq 14191 bccl2 14287 01sqrexlem7 15212 sqrtgt0d 15377 iseralt 15649 fsumlt 15765 geomulcvg 15843 eirrlem 16173 sqrt2irrlem 16217 prmind2 16656 4sqlem11 16928 4sqlem12 16929 ssblex 24395 nrginvrcn 24659 mulc1cncf 24874 nmoleub2lem2 25085 itg2mulclem 25715 itggt0 25813 dvgt0 25973 ftc1lem5 26009 aaliou3lem2 26311 abelthlem8 26406 tanord 26504 tanregt0 26505 logccv 26629 cxpgt0d 26704 cxpcn3lem 26713 jensenlem2 26953 dmlogdmgm 26989 basellem1 27046 sgmnncl 27112 chpdifbndlem2 27519 pntibndlem1 27554 pntibnd 27558 pntlemc 27560 abvcxp 27580 ostth2lem1 27583 ostth2lem3 27600 ostth2 27602 sgnmulrp2 32911 xrge0iifhom 34083 omssubadd 34446 signsply0 34697 sinccvglem 35856 unblimceq0lem 36768 unbdqndv2lem2 36772 knoppndvlem14 36787 taupilem1 37637 poimirlem29 37972 heicant 37978 itggt0cn 38013 ftc1cnnc 38015 bfplem1 38145 rrncmslem 38155 aks4d1p1 42517 aks6d1c2 42571 irrapxlem4 43255 irrapxlem5 43256 imo72b2lem1 44598 dvdivbd 46353 ioodvbdlimc1lem2 46362 ioodvbdlimc2lem 46364 stoweidlem1 46431 stoweidlem7 46437 stoweidlem11 46441 stoweidlem25 46455 stoweidlem26 46456 stoweidlem34 46464 stoweidlem49 46479 stoweidlem52 46482 stoweidlem60 46490 wallispi 46500 stirlinglem6 46509 stirlinglem11 46514 fourierdlem30 46567 qndenserrnbl 46725 ovnsubaddlem1 47000 hoiqssbllem2 47053 pimrecltpos 47138 smfmullem1 47221 smfmullem2 47222 smfmullem3 47223 |
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