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Mirrors > Home > MPE Home > Th. List > rpregt0d | Structured version Visualization version GIF version |
Description: A positive real is real and greater than zero. (Contributed by Mario Carneiro, 28-May-2016.) |
Ref | Expression |
---|---|
rpred.1 | ⊢ (𝜑 → 𝐴 ∈ ℝ+) |
Ref | Expression |
---|---|
rpregt0d | ⊢ (𝜑 → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rpred.1 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ+) | |
2 | 1 | rpred 12434 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
3 | 1 | rpgt0d 12437 | . 2 ⊢ (𝜑 → 0 < 𝐴) |
4 | 2, 3 | jca 514 | 1 ⊢ (𝜑 → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 ∈ wcel 2114 class class class wbr 5068 ℝcr 10538 0cc0 10539 < clt 10677 ℝ+crp 12392 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2116 ax-9 2124 ax-10 2145 ax-11 2161 ax-12 2177 ax-ext 2795 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3an 1085 df-tru 1540 df-ex 1781 df-nf 1785 df-sb 2070 df-clab 2802 df-cleq 2816 df-clel 2895 df-nfc 2965 df-rab 3149 df-v 3498 df-dif 3941 df-un 3943 df-in 3945 df-ss 3954 df-nul 4294 df-if 4470 df-sn 4570 df-pr 4572 df-op 4576 df-br 5069 df-rp 12393 |
This theorem is referenced by: reclt1d 12447 recgt1d 12448 ltrecd 12452 lerecd 12453 ltrec1d 12454 lerec2d 12455 lediv2ad 12456 ltdiv2d 12457 lediv2d 12458 ledivdivd 12459 divge0d 12474 ltmul1d 12475 ltmul2d 12476 lemul1d 12477 lemul2d 12478 ltdiv1d 12479 lediv1d 12480 ltmuldivd 12481 ltmuldiv2d 12482 lemuldivd 12483 lemuldiv2d 12484 ltdivmuld 12485 ltdivmul2d 12486 ledivmuld 12487 ledivmul2d 12488 ltdiv23d 12501 lediv23d 12502 lt2mul2divd 12503 mertenslem1 15242 isprm6 16060 nmoi 23339 icopnfhmeo 23549 nmoleub2lem3 23721 lmnn 23868 ovolscalem1 24116 aaliou2b 24932 birthdaylem3 25533 fsumharmonic 25591 bcmono 25855 chtppilim 26053 dchrisum0lem1a 26064 dchrvmasumiflem1 26079 dchrisum0lem1b 26093 dchrisum0lem1 26094 mulog2sumlem2 26113 selberg3lem1 26135 pntrsumo1 26143 pntibndlem1 26167 pntibndlem3 26170 pntlemr 26180 pntlemj 26181 ostth3 26216 minvecolem3 28655 lnconi 29812 poimirlem29 34923 poimirlem30 34924 poimirlem31 34925 poimirlem32 34926 stoweidlem14 42306 stoweidlem34 42326 stoweidlem42 42334 stoweidlem51 42343 stoweidlem59 42351 stirlinglem5 42370 elbigolo1 44624 |
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