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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 24743 | . . 3 ⊢ ran (,) ∈ TopBases | |
| 2 | bastg 22949 | . . 3 ⊢ (ran (,) ∈ TopBases → ran (,) ⊆ (topGen‘ran (,))) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ran (,) ⊆ (topGen‘ran (,)) |
| 4 | ioorebas 13395 | . 2 ⊢ (𝐴(,)𝐵) ∈ ran (,) | |
| 5 | 3, 4 | sselii 3912 | 1 ⊢ (𝐴(,)𝐵) ∈ (topGen‘ran (,)) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2119 ⊆ wss 3883 ran crn 5619 ‘cfv 6485 (class class class)co 7356 (,)cioo 13289 topGenctg 17391 TopBasesctb 22928 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-pre-sup 11107 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 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 8884 df-dom 8885 df-sdom 8886 df-sup 9345 df-inf 9346 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12166 df-n0 12429 df-z 12516 df-uz 12780 df-q 12890 df-ioo 13293 df-topgen 17397 df-bases 22929 |
| This theorem is referenced by: icccld 24749 icopnfcld 24750 iocmnfcld 24751 zcld 24797 iccntr 24805 reconnlem1 24810 reconnlem2 24811 icoopnst 24924 iocopnst 24925 dvlip 25978 dvlipcn 25979 dvivthlem1 25993 dvne0 25996 lhop2 26000 lhop 26001 dvfsumle 26006 dvfsumabs 26008 dvfsumlem2 26012 ftc1 26027 dvloglem 26630 advlog 26636 advlogexp 26637 cxpcn3 26730 loglesqrt 26743 lgamgulmlem2 27011 log2sumbnd 27525 dya2iocbrsiga 34459 dya2icobrsiga 34460 poimir 38020 ftc1cnnc 38059 areacirclem1 38075 dvrelog3 42550 aks4d1p1p6 42558 redvmptabs 42837 rfcnpre1 45467 rfcnpre2 45479 ioontr 45956 iocopn 45965 icoopn 45970 islptre 46064 limciccioolb 46066 limcicciooub 46080 limcresiooub 46085 limcresioolb 46086 icccncfext 46330 itgsin0pilem1 46393 itgsbtaddcnst 46425 dirkercncflem2 46547 dirkercncflem3 46548 dirkercncflem4 46549 fourierdlem28 46578 fourierdlem32 46582 fourierdlem33 46583 fourierdlem48 46597 fourierdlem49 46598 fourierdlem56 46605 fourierdlem57 46606 fourierdlem59 46608 fourierdlem60 46609 fourierdlem61 46610 fourierdlem62 46611 fourierdlem68 46617 fourierdlem72 46621 fourierdlem73 46622 fouriersw 46674 iooborel 46794 iooii 49408 i0oii 49410 io1ii 49411 |
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