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| Mirrors > Home > MPE Home > Th. List > elrege0 | Structured version Visualization version GIF version | ||
| Description: The predicate "is a nonnegative real". (Contributed by Jeff Madsen, 2-Sep-2009.) (Proof shortened by Mario Carneiro, 18-Jun-2014.) |
| Ref | Expression |
|---|---|
| elrege0 | ⊢ (𝐴 ∈ (0[,)+∞) ↔ (𝐴 ∈ ℝ ∧ 0 ≤ 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 11235 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | elicopnf 13499 | . 2 ⊢ (0 ∈ ℝ → (𝐴 ∈ (0[,)+∞) ↔ (𝐴 ∈ ℝ ∧ 0 ≤ 𝐴))) | |
| 3 | 1, 2 | ax-mp 5 | 1 ⊢ (𝐴 ∈ (0[,)+∞) ↔ (𝐴 ∈ ℝ ∧ 0 ≤ 𝐴)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ↔ wb 209 ∧ wa 401 ∈ wcel 2145 class class class wbr 5103 (class class class)co 7414 ℝcr 11124 0cc0 11125 +∞cpnf 11265 ≤ cle 11269 [,)cico 13401 |
| 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 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pow 5330 ax-pr 5398 ax-un 7737 ax-cnex 11181 ax-resscn 11182 ax-1cn 11183 ax-addrcl 11186 ax-rnegex 11196 ax-cnre 11198 ax-pre-lttri 11199 ax-pre-lttrn 11200 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-opab 5168 df-mpt 5187 df-id 5550 df-po 5563 df-so 5564 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-ov 7417 df-oprab 7418 df-mpo 7419 df-er 8697 df-en 8954 df-dom 8955 df-sdom 8956 df-pnf 11270 df-mnf 11271 df-xr 11272 df-ltxr 11273 df-le 11274 df-ico 13405 |
| This theorem is used by: nn0rp0 13509 rge0ssre 13510 0e0icopnf 13512 ge0addcl 13514 ge0mulcl 13515 fsumge0 15883 fprodge0 16081 isabvd 20979 abvge0 20984 nmolb 24944 nmoge0 24948 nmoi 24955 icopnfcnv 25171 cphsqrtcl 25413 tcphcph 25466 cphsscph 25480 ovolfsf 25700 ovolmge0 25706 ovolunlem1a 25725 ovoliunlem1 25731 ovolicc2lem4 25749 ioombl1lem4 25790 uniioombllem2 25812 uniioombllem6 25817 0plef 25901 i1fpos 25935 mbfi1fseqlem1 25944 mbfi1fseqlem3 25946 mbfi1fseqlem4 25947 mbfi1fseqlem5 25948 mbfi1fseqlem6 25949 mbfi1flimlem 25951 itg2const 25969 itg2const2 25970 itg2mulclem 25975 itg2mulc 25976 itg2monolem1 25979 itg2mono 25982 itg2addlem 25987 itg2gt0 25989 itg2cnlem1 25990 itg2cnlem2 25991 itg2cn 25992 iblconst 26046 itgconst 26047 ibladdlem 26048 itgaddlem1 26051 iblabslem 26056 iblabs 26057 iblmulc2 26059 itgmulc2lem1 26060 bddmulibl 26067 bddiblnc 26070 itggt0 26072 itgcn 26073 dvge0 26234 dvle 26235 dvfsumrlim 26259 cxpcn3lem 26985 cxpcn3 26986 resqrtcn 26987 loglesqrt 26999 areaf 27199 areacl 27200 areage0 27201 rlimcnp3 27205 jensenlem2 27225 jensen 27226 amgmlem 27227 amgm 27228 dchrisumlem3 27728 dchrmusumlema 27730 dchrmusum2 27731 dchrvmasumlem2 27735 dchrvmasumiflem1 27738 dchrisum0lema 27751 dchrisum0lem1b 27752 dchrisum0lem1 27753 dchrisum0lem2 27755 axcontlem2 29423 axcontlem7 29428 axcontlem8 29429 axcontlem10 29431 rge0scvg 34460 esumpcvgval 34589 hasheuni 34596 esumcvg 34597 sibfof 34852 mbfposadd 38417 itg2addnclem2 38422 itg2addnclem3 38423 itg2addnc 38424 itg2gt0cn 38425 ibladdnclem 38426 itgaddnclem1 38428 iblabsnclem 38433 iblabsnc 38434 iblmulc2nc 38435 itgmulc2nclem1 38436 itggt0cn 38440 ftc1anclem3 38445 ftc1anclem4 38446 ftc1anclem5 38447 ftc1anclem6 38448 ftc1anclem7 38449 ftc1anclem8 38450 areacirclem2 38459 sge0iunmptlemfi 47242 digvalnn0 49530 nn0digval 49531 dignn0fr 49532 dig2nn1st 49536 digexp 49538 2sphere 49680 itsclc0 49702 itsclc0b 49703 |
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