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Mirrors > Home > MPE Home > Th. List > dfii2 | Structured version Visualization version GIF version |
Description: Alternate definition of the unit interval. (Contributed by Jeff Madsen, 2-Sep-2009.) |
Ref | Expression |
---|---|
dfii2 | ⊢ II = ((topGen‘ran (,)) ↾t (0[,]1)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | unitssre 13473 | . 2 ⊢ (0[,]1) ⊆ ℝ | |
2 | eqid 2724 | . . 3 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
3 | df-ii 24719 | . . 3 ⊢ II = (MetOpen‘((abs ∘ − ) ↾ ((0[,]1) × (0[,]1)))) | |
4 | 2, 3 | resubmet 24640 | . 2 ⊢ ((0[,]1) ⊆ ℝ → II = ((topGen‘ran (,)) ↾t (0[,]1))) |
5 | 1, 4 | ax-mp 5 | 1 ⊢ II = ((topGen‘ran (,)) ↾t (0[,]1)) |
Colors of variables: wff setvar class |
Syntax hints: = wceq 1533 ⊆ wss 3940 ran crn 5667 ‘cfv 6533 (class class class)co 7401 ℝcr 11105 0cc0 11106 1c1 11107 (,)cioo 13321 [,]cicc 13324 ↾t crest 17365 topGenctg 17382 IIcii 24717 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1789 ax-4 1803 ax-5 1905 ax-6 1963 ax-7 2003 ax-8 2100 ax-9 2108 ax-10 2129 ax-11 2146 ax-12 2163 ax-ext 2695 ax-rep 5275 ax-sep 5289 ax-nul 5296 ax-pow 5353 ax-pr 5417 ax-un 7718 ax-cnex 11162 ax-resscn 11163 ax-1cn 11164 ax-icn 11165 ax-addcl 11166 ax-addrcl 11167 ax-mulcl 11168 ax-mulrcl 11169 ax-mulcom 11170 ax-addass 11171 ax-mulass 11172 ax-distr 11173 ax-i2m1 11174 ax-1ne0 11175 ax-1rid 11176 ax-rnegex 11177 ax-rrecex 11178 ax-cnre 11179 ax-pre-lttri 11180 ax-pre-lttrn 11181 ax-pre-ltadd 11182 ax-pre-mulgt0 11183 ax-pre-sup 11184 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1085 df-3an 1086 df-tru 1536 df-fal 1546 df-ex 1774 df-nf 1778 df-sb 2060 df-mo 2526 df-eu 2555 df-clab 2702 df-cleq 2716 df-clel 2802 df-nfc 2877 df-ne 2933 df-nel 3039 df-ral 3054 df-rex 3063 df-rmo 3368 df-reu 3369 df-rab 3425 df-v 3468 df-sbc 3770 df-csb 3886 df-dif 3943 df-un 3945 df-in 3947 df-ss 3957 df-pss 3959 df-nul 4315 df-if 4521 df-pw 4596 df-sn 4621 df-pr 4623 df-op 4627 df-uni 4900 df-iun 4989 df-br 5139 df-opab 5201 df-mpt 5222 df-tr 5256 df-id 5564 df-eprel 5570 df-po 5578 df-so 5579 df-fr 5621 df-we 5623 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6290 df-ord 6357 df-on 6358 df-lim 6359 df-suc 6360 df-iota 6485 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-riota 7357 df-ov 7404 df-oprab 7405 df-mpo 7406 df-om 7849 df-1st 7968 df-2nd 7969 df-frecs 8261 df-wrecs 8292 df-recs 8366 df-rdg 8405 df-er 8699 df-map 8818 df-en 8936 df-dom 8937 df-sdom 8938 df-sup 9433 df-inf 9434 df-pnf 11247 df-mnf 11248 df-xr 11249 df-ltxr 11250 df-le 11251 df-sub 11443 df-neg 11444 df-div 11869 df-nn 12210 df-2 12272 df-3 12273 df-n0 12470 df-z 12556 df-uz 12820 df-q 12930 df-rp 12972 df-xneg 13089 df-xadd 13090 df-xmul 13091 df-ioo 13325 df-icc 13328 df-seq 13964 df-exp 14025 df-cj 15043 df-re 15044 df-im 15045 df-sqrt 15179 df-abs 15180 df-rest 17367 df-topgen 17388 df-psmet 21220 df-xmet 21221 df-met 21222 df-bl 21223 df-mopn 21224 df-top 22718 df-topon 22735 df-bases 22771 df-ii 24719 |
This theorem is referenced by: dfii5 24727 iicmp 24728 iiconn 24729 iirevcn 24773 iihalf1cn 24775 iihalf1cnOLD 24776 iihalf2cn 24778 iihalf2cnOLD 24779 htpycc 24828 pcocn 24866 pcohtpylem 24868 pcopt 24871 pcopt2 24872 pcoass 24873 pcorevlem 24875 iisconn 34732 iillysconn 34733 cvmliftlem8 34772 cvmliftlem11 34775 poimirlem30 37008 iooii 47738 i0oii 47740 io1ii 47741 |
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