| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > elicc1 | Structured version Visualization version GIF version | ||
| Description: Membership in a closed interval of extended reals. (Contributed by NM, 24-Dec-2006.) (Revised by Mario Carneiro, 3-Nov-2013.) |
| Ref | Expression |
|---|---|
| elicc1 | ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | df-icc 13379 | . 2 ⊢ [,] = (𝑥 ∈ ℝ*, 𝑦 ∈ ℝ* ↦ {𝑧 ∈ ℝ* ∣ (𝑥 ≤ 𝑧 ∧ 𝑧 ≤ 𝑦)}) | |
| 2 | 1 | elixx1 13381 | 1 ⊢ ((𝐴 ∈ ℝ* ∧ 𝐵 ∈ ℝ*) → (𝐶 ∈ (𝐴[,]𝐵) ↔ (𝐶 ∈ ℝ* ∧ 𝐴 ≤ 𝐶 ∧ 𝐶 ≤ 𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 209 ∧ wa 400 ∧ w3a 1101 ∈ wcel 2149 class class class wbr 5111 (class class class)co 7411 ℝ*cxr 11242 ≤ cle 11244 [,]cicc 13375 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5259 ax-pr 5405 ax-un 7733 ax-cnex 11156 ax-resscn 11157 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ral 3086 df-rex 3096 df-rab 3423 df-v 3463 df-sbc 3752 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4293 df-if 4491 df-pw 4567 df-sn 4593 df-pr 4595 df-op 4599 df-uni 4875 df-br 5112 df-opab 5176 df-id 5557 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-iota 6493 df-fun 6539 df-fv 6545 df-ov 7414 df-oprab 7415 df-mpo 7416 df-xr 11247 df-icc 13379 |
| This theorem is referenced by: iccid 13417 iccleub 13428 iccgelb 13429 elicc2 13438 elicc4 13440 elxrge0 13484 lbicc2 13491 ubicc2 13492 difreicc 13511 cnblcld 24900 ovolf 25610 volivth 25735 itg2ge0 25863 itg2const2 25869 taylfvallem1 26486 tayl0 26491 radcnvcl 26546 radcnvle 26549 psercnlem1 26554 eliccelico 33063 xrdifh 33066 unitssxrge0 34235 esumle 34393 esumlef 34397 esumpinfsum 34412 voliune 34564 volfiniune 34565 ddemeas 34571 prob01 34748 elicc3 36751 ftc1cnnclem 38265 ftc1anc 38275 ftc2nc 38276 dvle2 42764 iocinico 43866 icoiccdif 46167 iblsplit 46607 iblspltprt 46614 itgspltprt 46620 fourierdlem1 46749 iccpartrn 48103 rrxsphere 49448 |
| Copyright terms: Public domain | W3C validator |