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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 11227 | . 2 ⊢ 0 ∈ ℝ | |
| 2 | elicopnf 13490 | . 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 2146 class class class wbr 5111 (class class class)co 7419 ℝcr 11116 0cc0 11117 +∞cpnf 11257 ≤ cle 11261 [,)cico 13392 |
| 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 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7742 ax-cnex 11173 ax-resscn 11174 ax-1cn 11175 ax-addrcl 11178 ax-rnegex 11188 ax-cnre 11190 ax-pre-lttri 11191 ax-pre-lttrn 11192 |
| 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 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-br 5112 df-opab 5176 df-mpt 5195 df-id 5558 df-po 5571 df-so 5572 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7422 df-oprab 7423 df-mpo 7424 df-er 8700 df-en 8950 df-dom 8951 df-sdom 8952 df-pnf 11262 df-mnf 11263 df-xr 11264 df-ltxr 11265 df-le 11266 df-ico 13396 |
| This theorem is used by: nn0rp0 13500 rge0ssre 13501 0e0icopnf 13503 ge0addcl 13505 ge0mulcl 13506 fsumge0 15872 fprodge0 16072 isabvd 20967 abvge0 20972 nmolb 24927 nmoge0 24931 nmoi 24938 icopnfcnv 25154 cphsqrtcl 25396 tcphcph 25449 cphsscph 25463 ovolfsf 25683 ovolmge0 25689 ovolunlem1a 25708 ovoliunlem1 25714 ovolicc2lem4 25732 ioombl1lem4 25773 uniioombllem2 25795 uniioombllem6 25800 0plef 25884 i1fpos 25918 mbfi1fseqlem1 25927 mbfi1fseqlem3 25929 mbfi1fseqlem4 25930 mbfi1fseqlem5 25931 mbfi1fseqlem6 25932 mbfi1flimlem 25934 itg2const 25952 itg2const2 25953 itg2mulclem 25958 itg2mulc 25959 itg2monolem1 25962 itg2mono 25965 itg2addlem 25970 itg2gt0 25972 itg2cnlem1 25973 itg2cnlem2 25974 itg2cn 25975 iblconst 26030 itgconst 26031 ibladdlem 26032 itgaddlem1 26035 iblabslem 26040 iblabs 26041 iblmulc2 26043 itgmulc2lem1 26044 bddmulibl 26051 bddiblnc 26054 itggt0 26056 itgcn 26057 dvge0 26218 dvle 26219 dvfsumrlim 26243 cxpcn3lem 26965 cxpcn3 26966 resqrtcn 26967 loglesqrt 26979 areaf 27179 areacl 27180 areage0 27181 rlimcnp3 27185 jensenlem2 27205 jensen 27206 amgmlem 27207 amgm 27208 dchrisumlem3 27708 dchrmusumlema 27710 dchrmusum2 27711 dchrvmasumlem2 27715 dchrvmasumiflem1 27718 dchrisum0lema 27731 dchrisum0lem1b 27732 dchrisum0lem1 27733 dchrisum0lem2 27735 axcontlem2 29372 axcontlem7 29377 axcontlem8 29378 axcontlem10 29380 rge0scvg 34405 esumpcvgval 34534 hasheuni 34541 esumcvg 34542 sibfof 34797 mbfposadd 38377 itg2addnclem2 38382 itg2addnclem3 38383 itg2addnc 38384 itg2gt0cn 38385 ibladdnclem 38386 itgaddnclem1 38388 iblabsnclem 38393 iblabsnc 38394 iblmulc2nc 38395 itgmulc2nclem1 38396 itggt0cn 38400 ftc1anclem3 38405 ftc1anclem4 38406 ftc1anclem5 38407 ftc1anclem6 38408 ftc1anclem7 38409 ftc1anclem8 38410 areacirclem2 38419 sge0iunmptlemfi 47187 digvalnn0 49438 nn0digval 49439 dignn0fr 49440 dig2nn1st 49444 digexp 49446 2sphere 49588 itsclc0 49610 itsclc0b 49611 |
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