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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 13149 | . 2 ⊢ (𝐴 ∈ ℝ+ ↔ (𝐴 ∈ ℝ ∧ 0 < 𝐴)) | |
| 2 | 1 | simprbi 503 | 1 ⊢ (𝐴 ∈ ℝ+ → 0 < 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2147 class class class wbr 5106 ℝcr 11226 0cc0 11227 < clt 11370 ℝ+crp 13147 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-ext 2735 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2102 df-clab 2742 df-cleq 2755 df-clel 2839 df-rab 3417 df-v 3456 df-ss 3901 df-dif 4050 df-un 4154 df-nul 4282 df-if 4486 df-sn 4589 df-pr 4591 df-op 4839 df-br 5107 df-rp 13148 |
| This theorem is used by: rpge0 13161 neglt 13167 rpgecl 13177 0nrp 13184 rpgt0d 13194 addlelt 13263 0mod 14069 sgnrrp 15273 01sqrexlem2 15439 01sqrexlem4 15441 01sqrexlem6 15443 resqrex 15446 rpsqrtcl 15460 climconst 15739 rlimconst 15740 divrcnv 16050 rprisefaccl 16219 blcntrps 24761 blcntr 24762 stdbdmet 24865 stdbdmopn 24867 prdsxmslem2 24878 metustid 24903 nmoix 25078 metdseq0 25204 lebnumii 25317 itgulm 26765 pilem2 26809 cos02pilt1 26884 tanregt0 26897 logdmnrp 26999 cxple2 27055 asinneg 27244 asin1 27252 reasinsin 27254 atanbndlem 27283 atanbnd 27284 atan1 27286 rlimcnp 27323 chtrpcl 27532 ppiltx 27534 bposlem8 27648 pntlem3 27966 padicabvcxp 27989 0cnop 32611 0cnfn 32612 rpdp2cl 33518 xdivpnfrp 33569 pnfinf 33814 hgt750lem2 35351 taupilem1 38434 itg2gt0cn 38785 areacirclem1 38818 areacirclem4 38821 prdstotbnd 38920 prdsbnd2 38921 aks4d1p1p6 43315 irrapxlem3 44024 xralrple2 46571 constlimc 46841 0cnv 46957 ioodvbdlimc1lem1 47146 fourierdlem103 47424 fourierdlem104 47425 etransclem18 47467 etransclem46 47495 hoidmvlelem3 47812 |
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