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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 13535 | . . . 4 ⊢ (𝐴 ∈ (𝐵(,)𝐶) → (𝐵 ∈ ℝ* ∧ 𝐶 ∈ ℝ*)) | |
| 2 | elioo2 13517 | . . . 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 2144 class class class wbr 5102 (class class class)co 7420 ℝcr 11199 ℝ*cxr 11342 < clt 11343 (,)cioo 13476 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11256 ax-resscn 11257 ax-pre-lttri 11274 ax-pre-lttrn 11275 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 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 3739 df-csb 3847 df-ss 3896 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-id 5545 df-po 5558 df-so 5559 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-ov 7423 df-oprab 7424 df-mpo 7425 df-1st 8001 df-2nd 8002 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-ioo 13480 |
| This theorem is used by: elioo4g 13537 iccssioo2 13550 qdensere 25088 zcld 25133 reconnlem2 25147 xrge0tsms 25154 ovolioo 25889 ioorcl2 25893 itgsplitioo 26158 dvferm1lem 26304 dvferm2lem 26306 dvferm 26308 dvlt0 26325 dvivthlem1 26328 lhop1lem 26333 lhop1 26334 lhop2 26335 dvcvx 26340 ftc1lem4 26359 itgsubstlem 26368 itgsubst 26369 pilem2 26779 pilem3 26780 pigt2lt4 26781 tangtx 26834 tanabsge 26835 cosne0 26857 cos0pilt1 26860 tanord 26866 tanregt0 26867 argimlt0 26941 logneg2 26943 divlogrlim 26963 logno1 26964 logcnlem3 26972 dvloglem 26976 logf1o2 26978 loglesqrt 27089 asinsin 27220 acoscos 27221 atanlogaddlem 27241 atanlogsub 27244 atantan 27251 atanbndlem 27253 scvxcvx 27313 lgamgulmlem2 27357 basellem8 27415 vmalogdivsum2 27865 vmalogdivsum 27866 2vmadivsumlem 27867 chpdifbndlem1 27880 selberg3lem1 27884 selberg3 27886 selberg4lem1 27887 selberg4 27888 selberg3r 27896 selberg4r 27897 selberg34r 27898 pntrlog2bndlem1 27904 pntrlog2bndlem2 27905 pntrlog2bndlem3 27906 pntrlog2bndlem4 27907 pntrlog2bndlem5 27908 pntrlog2bndlem6a 27909 pntrlog2bndlem6 27910 pntrlog2bnd 27911 pntpbnd1a 27912 pntpbnd1 27913 pntpbnd2 27914 pntpbnd 27915 pntibndlem2 27918 pntibndlem3 27919 pntibnd 27920 pntlemd 27921 pntlemb 27924 pntlemr 27929 pnt 27941 padicabv 27957 xrge0tsmsd 33634 fct2relem 35226 logdivsqrle 35279 knoppndvlem3 37380 iooelexlt 38286 relowlssretop 38287 poimir 38572 itg2gt0cn 38594 ftc1cnnclem 38610 aks4d1p1p5 43126 radcnvrat 45298 cncfiooicclem1 46903 itgioocnicc 46987 iblcncfioo 46988 amgmwlem 50987 |
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