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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 12953 | . 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 2119 class class class wbr 5079 0cc0 11036 < clt 11177 ℝ+crp 12940 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-br 5080 df-rp 12941 |
| This theorem is referenced by: rpregt0d 12990 ltmulgt11d 13019 ltmulgt12d 13020 gt0divd 13021 ge0divd 13022 lediv12ad 13043 prodge0rd 13049 expgt0 14055 nnesq 14187 bccl2 14283 01sqrexlem7 15208 sqrtgt0d 15373 iseralt 15645 fsumlt 15761 geomulcvg 15839 eirrlem 16169 sqrt2irrlem 16213 prmind2 16652 4sqlem11 16924 4sqlem12 16925 ssblex 24418 nrginvrcn 24682 mulc1cncf 24897 nmoleub2lem2 25108 itg2mulclem 25738 itggt0 25836 dvgt0 25996 ftc1lem5 26032 aaliou3lem2 26334 abelthlem8 26429 tanord 26527 tanregt0 26528 logccv 26652 cxpgt0d 26727 cxpcn3lem 26736 jensenlem2 26976 dmlogdmgm 27012 basellem1 27069 sgmnncl 27135 chpdifbndlem2 27542 pntibndlem1 27577 pntibnd 27581 pntlemc 27583 abvcxp 27603 ostth2lem1 27606 ostth2lem3 27623 ostth2 27625 sgnmulrp2 32935 xrge0iifhom 34128 omssubadd 34491 signsply0 34742 sinccvglem 35907 unblimceq0lem 36819 unbdqndv2lem2 36823 knoppndvlem14 36838 taupilem1 37688 poimirlem29 38023 heicant 38029 itggt0cn 38064 ftc1cnnc 38066 bfplem1 38196 rrncmslem 38206 aks4d1p1 42568 aks6d1c2 42622 irrapxlem4 43277 irrapxlem5 43278 imo72b2lem1 44620 dvdivbd 46373 ioodvbdlimc1lem2 46382 ioodvbdlimc2lem 46384 stoweidlem1 46451 stoweidlem7 46457 stoweidlem11 46461 stoweidlem25 46475 stoweidlem26 46476 stoweidlem34 46484 stoweidlem49 46499 stoweidlem52 46502 stoweidlem60 46510 wallispi 46520 stirlinglem6 46529 stirlinglem11 46534 fourierdlem30 46587 qndenserrnbl 46745 ovnsubaddlem1 47020 hoiqssbllem2 47073 pimrecltpos 47158 smfmullem1 47241 smfmullem2 47242 smfmullem3 47243 |
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