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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 24885 | . . 3 ⊢ ran (,) ∈ TopBases | |
| 2 | bastg 23091 | . . 3 ⊢ (ran (,) ∈ TopBases → ran (,) ⊆ (topGen‘ran (,))) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ran (,) ⊆ (topGen‘ran (,)) |
| 4 | ioorebas 13477 | . 2 ⊢ (𝐴(,)𝐵) ∈ ran (,) | |
| 5 | 3, 4 | sselii 3942 | 1 ⊢ (𝐴(,)𝐵) ∈ (topGen‘ran (,)) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2149 ⊆ wss 3913 ran crn 5663 ‘cfv 6537 (class class class)co 7411 (,)cioo 13371 topGenctg 17489 TopBasesctb 23070 |
| 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 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 ax-pre-sup 11177 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 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-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 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-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-er 8693 df-en 8943 df-dom 8944 df-sdom 8945 df-sup 9401 df-inf 9402 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-div 11871 df-nn 12233 df-n0 12504 df-z 12591 df-uz 12862 df-q 12972 df-ioo 13375 df-topgen 17495 df-bases 23071 |
| This theorem is referenced by: icccld 24891 icopnfcld 24892 iocmnfcld 24893 zcld 24939 iccntr 24947 reconnlem1 24952 reconnlem2 24953 icoopnst 25066 iocopnst 25067 dvlip 26120 dvlipcn 26121 dvivthlem1 26135 dvne0 26138 lhop2 26142 lhop 26143 dvfsumle 26148 dvfsumabs 26150 dvfsumlem2 26154 ftc1 26169 dvloglem 26778 advlog 26784 advlogexp 26785 cxpcn3 26878 loglesqrt 26891 lgamgulmlem2 27159 log2sumbnd 27673 dya2iocbrsiga 34609 dya2icobrsiga 34610 poimir 38191 ftc1cnnc 38230 areacirclem1 38246 dvrelog3 42721 aks4d1p1p6 42729 redvmptabs 43010 rfcnpre1 45630 rfcnpre2 45642 ioontr 46118 iocopn 46127 icoopn 46132 islptre 46226 limciccioolb 46228 limcicciooub 46242 limcresiooub 46247 limcresioolb 46248 icccncfext 46492 itgsin0pilem1 46555 itgsbtaddcnst 46587 dirkercncflem2 46709 dirkercncflem3 46710 dirkercncflem4 46711 fourierdlem28 46740 fourierdlem32 46744 fourierdlem33 46745 fourierdlem48 46759 fourierdlem49 46760 fourierdlem56 46767 fourierdlem57 46768 fourierdlem59 46770 fourierdlem60 46771 fourierdlem61 46772 fourierdlem62 46773 fourierdlem68 46779 fourierdlem72 46783 fourierdlem73 46784 fouriersw 46836 iooborel 46956 iooii 49580 i0oii 49582 io1ii 49583 |
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