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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 12944 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | simprbi 497 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2114 class class class wbr 5086 ℝcr 11037 0cc0 11038 < clt 11179 ℝ+crp 12942 |
| 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 12943 |
| This theorem is referenced by: rpge0 12956 neglt 12962 rpgecl 12972 0nrp 12979 rpgt0d 12989 addlelt 13058 0mod 13861 sgnrrp 15053 01sqrexlem2 15205 01sqrexlem4 15207 01sqrexlem6 15209 resqrex 15212 rpsqrtcl 15226 climconst 15505 rlimconst 15506 divrcnv 15817 rprisefaccl 15988 blcntrps 24377 blcntr 24378 stdbdmet 24481 stdbdmopn 24483 prdsxmslem2 24494 metustid 24519 nmoix 24694 metdseq0 24820 lebnumii 24933 itgulm 26373 pilem2 26417 cos02pilt1 26490 tanregt0 26503 logdmnrp 26605 cxple2 26661 asinneg 26850 asin1 26858 reasinsin 26860 atanbndlem 26889 atanbnd 26890 atan1 26892 rlimcnp 26929 chtrpcl 27138 ppiltx 27140 bposlem8 27254 pntlem3 27572 padicabvcxp 27595 0cnop 32050 0cnfn 32051 rpdp2cl 32941 xdivpnfrp 32992 pnfinf 33244 hgt750lem2 34796 taupilem1 37635 itg2gt0cn 37996 areacirclem1 38029 areacirclem4 38032 prdstotbnd 38115 prdsbnd2 38116 aks4d1p1p6 42512 irrapxlem3 43252 xralrple2 45784 constlimc 46054 0cnv 46170 ioodvbdlimc1lem1 46359 fourierdlem103 46637 fourierdlem104 46638 etransclem18 46680 etransclem46 46708 hoidmvlelem3 47025 |
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