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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 11748 | . 2 ⊢ (𝜑 → 𝐴 ∈ ℝ) |
3 | 1 | rpgt0d 11751 | . 2 ⊢ (𝜑 → 0 < 𝐴) |
4 | 2, 3 | jca 553 | 1 ⊢ (𝜑 → (𝐴 ∈ ℝ ∧ 0 < 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 ∈ wcel 1977 class class class wbr 4583 ℝcr 9814 0cc0 9815 < clt 9953 ℝ+crp 11708 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-rab 2905 df-v 3175 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-nul 3875 df-if 4037 df-sn 4126 df-pr 4128 df-op 4132 df-br 4584 df-rp 11709 |
This theorem is referenced by: reclt1d 11761 recgt1d 11762 ltrecd 11766 lerecd 11767 ltrec1d 11768 lerec2d 11769 lediv2ad 11770 ltdiv2d 11771 lediv2d 11772 ledivdivd 11773 divge0d 11788 ltmul1d 11789 ltmul2d 11790 lemul1d 11791 lemul2d 11792 ltdiv1d 11793 lediv1d 11794 ltmuldivd 11795 ltmuldiv2d 11796 lemuldivd 11797 lemuldiv2d 11798 ltdivmuld 11799 ltdivmul2d 11800 ledivmuld 11801 ledivmul2d 11802 ltdiv23d 11813 lediv23d 11814 lt2mul2divd 11815 mertenslem1 14455 isprm6 15264 nmoi 22342 icopnfhmeo 22550 nmoleub2lem3 22723 lmnn 22869 ovolscalem1 23088 aaliou2b 23900 birthdaylem3 24480 fsumharmonic 24538 bcmono 24802 chtppilim 24964 dchrisum0lem1a 24975 dchrvmasumiflem1 24990 dchrisum0lem1b 25004 dchrisum0lem1 25005 mulog2sumlem2 25024 selberg3lem1 25046 pntrsumo1 25054 pntibndlem1 25078 pntibndlem3 25081 pntlemr 25091 pntlemj 25092 ostth3 25127 minvecolem3 27116 lnconi 28276 poimirlem29 32608 poimirlem30 32609 poimirlem31 32610 poimirlem32 32611 stoweidlem14 38907 stoweidlem34 38927 stoweidlem42 38935 stoweidlem51 38944 stoweidlem59 38952 stirlinglem5 38971 elbigolo1 42149 |
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