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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 12914 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | simprbi 496 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 class class class wbr 5095 ℝcr 11027 0cc0 11028 < clt 11168 ℝ+crp 12912 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2701 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3397 df-v 3440 df-dif 3908 df-un 3910 df-ss 3922 df-nul 4287 df-if 4479 df-sn 4580 df-pr 4582 df-op 4586 df-br 5096 df-rp 12913 |
| This theorem is referenced by: rpge0 12926 neglt 12932 rpgecl 12942 0nrp 12949 rpgt0d 12959 addlelt 13028 0mod 13825 sgnrrp 15017 01sqrexlem2 15169 01sqrexlem4 15171 01sqrexlem6 15173 resqrex 15176 rpsqrtcl 15190 climconst 15469 rlimconst 15470 divrcnv 15778 rprisefaccl 15949 blcntrps 24317 blcntr 24318 stdbdmet 24421 stdbdmopn 24423 prdsxmslem2 24434 metustid 24459 nmoix 24634 metdseq0 24760 lebnumii 24882 itgulm 26334 pilem2 26379 cos02pilt1 26452 tanregt0 26465 logdmnrp 26567 cxple2 26623 asinneg 26813 asin1 26821 reasinsin 26823 atanbndlem 26852 atanbnd 26853 atan1 26855 rlimcnp 26892 chtrpcl 27102 ppiltx 27104 bposlem8 27219 pntlem3 27537 padicabvcxp 27560 0cnop 31942 0cnfn 31943 rpdp2cl 32841 xdivpnfrp 32892 pnfinf 33144 hgt750lem2 34639 taupilem1 37314 itg2gt0cn 37674 areacirclem1 37707 areacirclem4 37710 prdstotbnd 37793 prdsbnd2 37794 aks4d1p1p6 42066 irrapxlem3 42817 xralrple2 45354 constlimc 45625 0cnv 45743 ioodvbdlimc1lem1 45932 fourierdlem103 46210 fourierdlem104 46211 etransclem18 46253 etransclem46 46281 hoidmvlelem3 46598 |
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