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| Mirrors > Home > MPE Home > Th. List > eliooord | Structured version Visualization version GIF version | ||
| Description: Ordering implied by a member of an open interval of reals. (Contributed by NM, 17-Aug-2008.) (Revised by Mario Carneiro, 9-May-2014.) |
| Ref | Expression |
|---|---|
| eliooord | ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐵 < 𝐴 ∧ 𝐴 < 𝐶)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eliooxr 13459 | . . . 4 ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*)) | |
| 2 | elioo2 13441 | . . . 4 ⊢ ((𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*) → (𝐴 ∈ (𝐵(,)𝐶) ↔ (𝐴 ∈ ℝ ∧ 𝐵 < 𝐴 ∧ 𝐴 < 𝐶))) | |
| 3 | 1, 2 | syl 18 | . . 3 ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐴 ∈ (𝐵(,)𝐶) ↔ (𝐴 ∈ ℝ ∧ 𝐵 < 𝐴 ∧ 𝐴 < 𝐶))) |
| 4 | 3 | ibi 270 | . 2 ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐴 ∈ ℝ ∧ 𝐵 < 𝐴 ∧ 𝐴 < 𝐶)) |
| 5 | 3simpc 1168 | . 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 < 𝐴 ∧ 𝐴 < 𝐶) → (𝐵 < 𝐴 ∧ 𝐴 < 𝐶)) | |
| 6 | 4, 5 | syl 18 | 1 ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐵 < 𝐴 ∧ 𝐴 < 𝐶)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ↔ wb 209 ∧ wa 401 ∧ w3a 1103 ∈ wcel 2145 class class class wbr 5107 (class class class)co 7416 ℝcr 11126 ℝ*cxr 11269 < clt 11270 (,)cioo 13400 |
| 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 2215 ax-ext 2734 ax-sep 5255 ax-nul 5267 ax-pow 5334 ax-pr 5402 ax-un 7739 ax-cnex 11183 ax-resscn 11184 ax-pre-lttri 11201 ax-pre-lttrn 11202 |
| 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 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3064 df-ral 3079 df-rex 3089 df-rab 3415 df-v 3455 df-sbc 3743 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-nul 4283 df-if 4486 df-pw 4562 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-iun 4956 df-br 5108 df-opab 5172 df-mpt 5191 df-id 5554 df-po 5567 df-so 5568 df-xp 5665 df-rel 5666 df-cnv 5667 df-co 5668 df-dm 5669 df-rn 5670 df-res 5671 df-ima 5672 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7419 df-oprab 7420 df-mpo 7421 df-1st 7989 df-2nd 7990 df-er 8699 df-en 8956 df-dom 8957 df-sdom 8958 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-ioo 13404 |
| This theorem is used by: elioo4g 13461 iccssioo2 13474 qdensere 24996 zcld 25041 reconnlem2 25055 xrge0tsms 25062 ovolioo 25797 ioorcl2 25801 itgsplitioo 26067 dvferm1lem 26213 dvferm2lem 26215 dvferm 26217 dvlt0 26234 dvivthlem1 26237 lhop1lem 26242 lhop1 26243 lhop2 26244 dvcvx 26249 ftc1lem4 26268 itgsubstlem 26277 itgsubst 26278 pilem2 26685 pilem3 26686 pigt2lt4 26687 tangtx 26740 tanabsge 26741 cosne0 26764 cos0pilt1 26767 tanord 26773 tanregt0 26774 argimlt0 26848 logneg2 26850 divlogrlim 26870 logno1 26871 logcnlem3 26879 dvloglem 26883 logf1o2 26885 loglesqrt 26996 asinsin 27127 acoscos 27128 atanlogaddlem 27148 atanlogsub 27151 atantan 27158 atanbndlem 27160 scvxcvx 27220 lgamgulmlem2 27264 basellem8 27322 vmalogdivsum2 27772 vmalogdivsum 27773 2vmadivsumlem 27774 chpdifbndlem1 27787 selberg3lem1 27791 selberg3 27793 selberg4lem1 27794 selberg4 27795 selberg3r 27803 selberg4r 27804 selberg34r 27805 pntrlog2bndlem1 27811 pntrlog2bndlem2 27812 pntrlog2bndlem3 27813 pntrlog2bndlem4 27814 pntrlog2bndlem5 27815 pntrlog2bndlem6a 27816 pntrlog2bndlem6 27817 pntrlog2bnd 27818 pntpbnd1a 27819 pntpbnd1 27820 pntpbnd2 27821 pntpbnd 27822 pntibndlem2 27825 pntibndlem3 27826 pntibnd 27827 pntlemd 27828 pntlemb 27831 pntlemr 27836 pnt 27848 padicabv 27864 xrge0tsmsd 33500 fct2relem 35092 logdivsqrle 35145 knoppndvlem3 37198 iooelexlt 38103 relowlssretop 38104 poimir 38389 itg2gt0cn 38411 ftc1cnnclem 38427 aks4d1p1p5 42928 radcnvrat 45125 cncfiooicclem1 46708 itgioocnicc 46792 iblcncfioo 46793 amgmwlem 50807 |
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