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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 12919 | . 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 5100 ℝcr 11037 0cc0 11038 < clt 11178 ℝ+crp 12917 |
| 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 3402 df-v 3444 df-dif 3906 df-un 3908 df-ss 3920 df-nul 4288 df-if 4482 df-sn 4583 df-pr 4585 df-op 4589 df-br 5101 df-rp 12918 |
| This theorem is referenced by: rpge0 12931 neglt 12937 rpgecl 12947 0nrp 12954 rpgt0d 12964 addlelt 13033 0mod 13834 sgnrrp 15026 01sqrexlem2 15178 01sqrexlem4 15180 01sqrexlem6 15182 resqrex 15185 rpsqrtcl 15199 climconst 15478 rlimconst 15479 divrcnv 15787 rprisefaccl 15958 blcntrps 24368 blcntr 24369 stdbdmet 24472 stdbdmopn 24474 prdsxmslem2 24485 metustid 24510 nmoix 24685 metdseq0 24811 lebnumii 24933 itgulm 26385 pilem2 26430 cos02pilt1 26503 tanregt0 26516 logdmnrp 26618 cxple2 26674 asinneg 26864 asin1 26872 reasinsin 26874 atanbndlem 26903 atanbnd 26904 atan1 26906 rlimcnp 26943 chtrpcl 27153 ppiltx 27155 bposlem8 27270 pntlem3 27588 padicabvcxp 27611 0cnop 32066 0cnfn 32067 rpdp2cl 32973 xdivpnfrp 33024 pnfinf 33276 hgt750lem2 34829 taupilem1 37565 itg2gt0cn 37915 areacirclem1 37948 areacirclem4 37951 prdstotbnd 38034 prdsbnd2 38035 aks4d1p1p6 42432 irrapxlem3 43170 xralrple2 45702 constlimc 45973 0cnv 46089 ioodvbdlimc1lem1 46278 fourierdlem103 46556 fourierdlem104 46557 etransclem18 46599 etransclem46 46627 hoidmvlelem3 46944 |
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