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| Mirrors > Home > MPE Home > Th. List > iooretop | Structured version Visualization version GIF version | ||
| Description: Open intervals are open sets of the standard topology on the reals . (Contributed by FL, 18-Jun-2007.) |
| Ref | Expression |
|---|---|
| iooretop | ⊢ (𝐴(,)𝐵) ∈ (topGen‘ran (,)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | retopbas 24702 | . . 3 ⊢ ran (,) ∈ TopBases | |
| 2 | bastg 22908 | . . 3 ⊢ (ran (,) ∈ TopBases → ran (,) ⊆ (topGen‘ran (,))) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ran (,) ⊆ (topGen‘ran (,)) |
| 4 | ioorebas 13365 | . 2 ⊢ (𝐴(,)𝐵) ∈ ran (,) | |
| 5 | 3, 4 | sselii 3928 | 1 ⊢ (𝐴(,)𝐵) ∈ (topGen‘ran (,)) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2113 ⊆ wss 3899 ran crn 5623 ‘cfv 6490 (class class class)co 7356 (,)cioo 13259 topGenctg 17355 TopBasesctb 22887 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2182 ax-ext 2706 ax-sep 5239 ax-nul 5249 ax-pow 5308 ax-pr 5375 ax-un 7678 ax-cnex 11080 ax-resscn 11081 ax-1cn 11082 ax-icn 11083 ax-addcl 11084 ax-addrcl 11085 ax-mulcl 11086 ax-mulrcl 11087 ax-mulcom 11088 ax-addass 11089 ax-mulass 11090 ax-distr 11091 ax-i2m1 11092 ax-1ne0 11093 ax-1rid 11094 ax-rnegex 11095 ax-rrecex 11096 ax-cnre 11097 ax-pre-lttri 11098 ax-pre-lttrn 11099 ax-pre-ltadd 11100 ax-pre-mulgt0 11101 ax-pre-sup 11102 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2537 df-eu 2567 df-clab 2713 df-cleq 2726 df-clel 2809 df-nfc 2883 df-ne 2931 df-nel 3035 df-ral 3050 df-rex 3059 df-rmo 3348 df-reu 3349 df-rab 3398 df-v 3440 df-sbc 3739 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4284 df-if 4478 df-pw 4554 df-sn 4579 df-pr 4581 df-op 4585 df-uni 4862 df-iun 4946 df-br 5097 df-opab 5159 df-mpt 5178 df-tr 5204 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8882 df-dom 8883 df-sdom 8884 df-sup 9343 df-inf 9344 df-pnf 11166 df-mnf 11167 df-xr 11168 df-ltxr 11169 df-le 11170 df-sub 11364 df-neg 11365 df-div 11793 df-nn 12144 df-n0 12400 df-z 12487 df-uz 12750 df-q 12860 df-ioo 13263 df-topgen 17361 df-bases 22888 |
| This theorem is referenced by: icccld 24708 icopnfcld 24709 iocmnfcld 24710 zcld 24756 iccntr 24764 reconnlem1 24769 reconnlem2 24770 icoopnst 24890 iocopnst 24891 dvlip 25952 dvlipcn 25953 dvivthlem1 25967 dvne0 25970 lhop2 25974 lhop 25975 dvfsumle 25980 dvfsumleOLD 25981 dvfsumabs 25983 dvfsumlem2 25987 dvfsumlem2OLD 25988 ftc1 26003 dvloglem 26611 advlog 26617 advlogexp 26618 cxpcn3 26712 loglesqrt 26725 lgamgulmlem2 26994 log2sumbnd 27509 dya2iocbrsiga 34381 dya2icobrsiga 34382 poimir 37793 ftc1cnnc 37832 areacirclem1 37848 dvrelog3 42258 aks4d1p1p6 42266 redvmptabs 42557 rfcnpre1 45206 rfcnpre2 45218 ioontr 45699 iocopn 45708 icoopn 45713 islptre 45807 limciccioolb 45809 limcicciooub 45823 limcresiooub 45828 limcresioolb 45829 icccncfext 46073 itgsin0pilem1 46136 itgsbtaddcnst 46168 dirkercncflem2 46290 dirkercncflem3 46291 dirkercncflem4 46292 fourierdlem28 46321 fourierdlem32 46325 fourierdlem33 46326 fourierdlem48 46340 fourierdlem49 46341 fourierdlem56 46348 fourierdlem57 46349 fourierdlem59 46351 fourierdlem60 46352 fourierdlem61 46353 fourierdlem62 46354 fourierdlem68 46360 fourierdlem72 46364 fourierdlem73 46365 fouriersw 46417 iooborel 46537 iooii 49105 i0oii 49107 io1ii 49108 |
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