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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 12985 | . 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 2136 class class class wbr 5094 ℝcr 11062 0cc0 11063 < clt 11206 ℝ+crp 12983 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1809 ax-4 1823 ax-5 1924 ax-6 1981 ax-7 2022 ax-8 2138 ax-9 2146 ax-ext 2728 |
| This theorem depends on definitions: df-bi 209 df-an 399 df-or 857 df-3an 1097 df-tru 1557 df-fal 1567 df-ex 1794 df-sb 2085 df-clab 2735 df-cleq 2748 df-clel 2831 df-rab 3409 df-v 3450 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4281 df-if 4475 df-sn 4577 df-pr 4579 df-op 4583 df-br 5095 df-rp 12984 |
| This theorem is referenced by: rpge0 12997 neglt 13003 rpgecl 13013 0nrp 13020 rpgt0d 13030 addlelt 13099 0mod 13902 sgnrrp 15094 01sqrexlem2 15246 01sqrexlem4 15248 01sqrexlem6 15250 resqrex 15253 rpsqrtcl 15267 climconst 15546 rlimconst 15547 divrcnv 15858 rprisefaccl 16029 blcntrps 24445 blcntr 24446 stdbdmet 24549 stdbdmopn 24551 prdsxmslem2 24562 metustid 24587 nmoix 24762 metdseq0 24888 lebnumii 25001 itgulm 26441 pilem2 26485 cos02pilt1 26561 tanregt0 26574 logdmnrp 26676 cxple2 26732 asinneg 26921 asin1 26929 reasinsin 26931 atanbndlem 26960 atanbnd 26961 atan1 26963 rlimcnp 27000 chtrpcl 27209 ppiltx 27211 bposlem8 27325 pntlem3 27643 padicabvcxp 27666 0cnop 32121 0cnfn 32122 rpdp2cl 33013 xdivpnfrp 33064 pnfinf 33317 hgt750lem2 34903 taupilem1 37761 itg2gt0cn 38122 areacirclem1 38155 areacirclem4 38158 prdstotbnd 38241 prdsbnd2 38242 aks4d1p1p6 42638 irrapxlem3 43349 xralrple2 45878 constlimc 46148 0cnv 46264 ioodvbdlimc1lem1 46453 fourierdlem103 46731 fourierdlem104 46732 etransclem18 46774 etransclem46 46802 hoidmvlelem3 47119 |
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