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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 24917 | . . 3 ⊢ ran (,) ∈ TopBases | |
| 2 | bastg 23123 | . . 3 ⊢ (ran (,) ∈ TopBases → ran (,) ⊆ (topGen‘ran (,))) | |
| 3 | 1, 2 | ax-mp 5 | . 2 ⊢ ran (,) ⊆ (topGen‘ran (,)) |
| 4 | ioorebas 13473 | . 2 ⊢ (𝐴(,)𝐵) ∈ ran (,) | |
| 5 | 3, 4 | sselii 3934 | 1 ⊢ (𝐴(,)𝐵) ∈ (topGen‘ran (,)) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2143 ⊆ wss 3905 ran crn 5662 ‘cfv 6536 (class class class)co 7410 (,)cioo 13367 topGenctg 17485 TopBasesctb 23102 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 ax-pre-sup 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-1st 7982 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-sup 9398 df-inf 9399 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-div 11867 df-nn 12229 df-n0 12500 df-z 12587 df-uz 12858 df-q 12968 df-ioo 13371 df-topgen 17491 df-bases 23103 |
| This theorem is referenced by: icccld 24923 icopnfcld 24924 iocmnfcld 24925 zcld 24971 iccntr 24979 reconnlem1 24984 reconnlem2 24985 icoopnst 25098 iocopnst 25099 dvlip 26152 dvlipcn 26153 dvivthlem1 26167 dvne0 26170 lhop2 26174 lhop 26175 dvfsumle 26180 dvfsumabs 26182 dvfsumlem2 26186 ftc1 26201 dvloglem 26813 advlog 26819 advlogexp 26820 cxpcn3 26913 loglesqrt 26926 lgamgulmlem2 27194 log2sumbnd 27708 dya2iocbrsiga 34665 dya2icobrsiga 34666 poimir 38304 ftc1cnnc 38343 areacirclem1 38359 dvrelog3 42832 aks4d1p1p6 42840 redvmptabs 43121 rfcnpre1 45739 rfcnpre2 45751 ioontr 46227 iocopn 46236 icoopn 46241 islptre 46335 limciccioolb 46337 limcicciooub 46351 limcresiooub 46356 limcresioolb 46357 icccncfext 46601 itgsin0pilem1 46664 itgsbtaddcnst 46696 dirkercncflem2 46818 dirkercncflem3 46819 dirkercncflem4 46820 fourierdlem28 46849 fourierdlem32 46853 fourierdlem33 46854 fourierdlem48 46868 fourierdlem49 46869 fourierdlem56 46876 fourierdlem57 46877 fourierdlem59 46879 fourierdlem60 46880 fourierdlem61 46881 fourierdlem62 46882 fourierdlem68 46888 fourierdlem72 46892 fourierdlem73 46893 fouriersw 46945 iooborel 47065 iooii 49696 i0oii 49698 io1ii 49699 |
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