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| Mirrors > Home > MPE Home > Th. List > rpgt0 | Structured version Visualization version GIF version | ||
| Description: A positive real is greater than zero. (Contributed by FL, 27-Dec-2007.) |
| Ref | Expression |
|---|---|
| rpgt0 | ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elrp 13009 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | simprbi 502 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2145 class class class wbr 5105 ℝcr 11087 0cc0 11088 < clt 11231 ℝ+crp 13007 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-br 5106 df-rp 13008 |
| This theorem is referenced by: rpge0 13021 neglt 13027 rpgecl 13037 0nrp 13044 rpgt0d 13054 addlelt 13123 0mod 13926 sgnrrp 15118 01sqrexlem2 15284 01sqrexlem4 15286 01sqrexlem6 15288 resqrex 15291 rpsqrtcl 15305 climconst 15584 rlimconst 15585 divrcnv 15896 rprisefaccl 16067 blcntrps 24530 blcntr 24531 stdbdmet 24634 stdbdmopn 24636 prdsxmslem2 24647 metustid 24672 nmoix 24847 metdseq0 24973 lebnumii 25086 itgulm 26529 pilem2 26573 cos02pilt1 26649 tanregt0 26662 logdmnrp 26764 cxple2 26820 asinneg 27009 asin1 27017 reasinsin 27019 atanbndlem 27048 atanbnd 27049 atan1 27051 rlimcnp 27088 chtrpcl 27297 ppiltx 27299 bposlem8 27413 pntlem3 27731 padicabvcxp 27754 0cnop 32240 0cnfn 32241 rpdp2cl 33114 xdivpnfrp 33165 pnfinf 33416 hgt750lem2 34956 taupilem1 37825 itg2gt0cn 38186 areacirclem1 38219 areacirclem4 38222 prdstotbnd 38305 prdsbnd2 38306 aks4d1p1p6 42702 irrapxlem3 43413 xralrple2 45928 constlimc 46198 0cnv 46314 ioodvbdlimc1lem1 46503 fourierdlem103 46781 fourierdlem104 46782 etransclem18 46824 etransclem46 46852 hoidmvlelem3 47169 |
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