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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 12379 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
2 | 1 | simprbi 500 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∈ wcel 2111 class class class wbr 5030 ℝcr 10525 0cc0 10526 < clt 10664 ℝ+crp 12377 |
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 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-10 2142 ax-11 2158 ax-12 2175 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-or 845 df-3an 1086 df-tru 1541 df-ex 1782 df-nf 1786 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-nfc 2938 df-rab 3115 df-v 3443 df-un 3886 df-sn 4526 df-pr 4528 df-op 4532 df-br 5031 df-rp 12378 |
This theorem is referenced by: rpge0 12390 rpgecl 12405 0nrp 12412 rpgt0d 12422 addlelt 12491 0mod 13265 sgnrrp 14442 sqrlem2 14595 sqrlem4 14597 sqrlem6 14599 resqrex 14602 rpsqrtcl 14616 climconst 14892 rlimconst 14893 divrcnv 15199 rprisefaccl 15369 blcntrps 23019 blcntr 23020 stdbdmet 23123 stdbdmopn 23125 prdsxmslem2 23136 metustid 23161 nmoix 23335 metdseq0 23459 lebnumii 23571 itgulm 25003 pilem2 25047 cos02pilt1 25118 tanregt0 25131 logdmnrp 25232 cxple2 25288 asinneg 25472 asin1 25480 reasinsin 25482 atanbndlem 25511 atanbnd 25512 atan1 25514 rlimcnp 25551 chtrpcl 25760 ppiltx 25762 bposlem8 25875 pntlem3 26193 padicabvcxp 26216 0cnop 29762 0cnfn 29763 rpdp2cl 30584 xdivpnfrp 30635 pnfinf 30862 hgt750lem2 32033 taupilem1 34735 itg2gt0cn 35112 areacirclem1 35145 areacirclem4 35148 prdstotbnd 35232 prdsbnd2 35233 irrapxlem3 39765 neglt 41915 xralrple2 41986 constlimc 42266 0cnv 42384 ioodvbdlimc1lem1 42573 fourierdlem103 42851 fourierdlem104 42852 etransclem18 42894 etransclem46 42922 hoidmvlelem3 43236 |
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