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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 13527 | . 2 ⊢ (0[,]1) ⊆ ℝ | |
| 2 | eqid 2763 | . . 3 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
| 3 | df-ii 25017 | . . 3 ⊢ II = (MetOpen‘((abs ∘ − ) ↾ ((0[,]1) × (0[,]1)))) | |
| 4 | 2, 3 | resubmet 24940 | . 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 1570 ⊆ wss 3906 ran crn 5664 ‘cfv 6538 (class class class)co 7412 ℝcr 11100 0cc0 11101 1c1 11102 (,)cioo 13373 [,]cicc 13376 ↾t crest 17474 topGenctg 17491 IIcii 25015 |
| 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-rep 5239 ax-sep 5258 ax-nul 5270 ax-pow 5338 ax-pr 5406 ax-un 7734 ax-cnex 11157 ax-resscn 11158 ax-1cn 11159 ax-icn 11160 ax-addcl 11161 ax-addrcl 11162 ax-mulcl 11163 ax-mulrcl 11164 ax-mulcom 11165 ax-addass 11166 ax-mulass 11167 ax-distr 11168 ax-i2m1 11169 ax-1ne0 11170 ax-1rid 11171 ax-rnegex 11172 ax-rrecex 11173 ax-cnre 11174 ax-pre-lttri 11175 ax-pre-lttrn 11176 ax-pre-ltadd 11177 ax-pre-mulgt0 11178 ax-pre-sup 11179 |
| 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 3746 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4288 df-if 4489 df-pw 4565 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-iun 4959 df-br 5111 df-opab 5175 df-mpt 5194 df-tr 5220 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-riota 7369 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7864 df-1st 7987 df-2nd 7988 df-frecs 8279 df-wrecs 8310 df-recs 8359 df-rdg 8398 df-er 8695 df-map 8827 df-en 8945 df-dom 8946 df-sdom 8947 df-sup 9403 df-inf 9404 df-pnf 11246 df-mnf 11247 df-xr 11248 df-ltxr 11249 df-le 11250 df-sub 11444 df-neg 11445 df-div 11873 df-nn 12235 df-2 12304 df-3 12305 df-n0 12506 df-z 12593 df-uz 12864 df-q 12974 df-rp 13018 df-xneg 13138 df-xadd 13139 df-xmul 13140 df-ioo 13377 df-icc 13380 df-seq 14040 df-exp 14100 df-cj 15152 df-re 15153 df-im 15154 df-sqrt 15288 df-abs 15289 df-rest 17476 df-topgen 17497 df-psmet 21495 df-xmet 21496 df-met 21497 df-bl 21498 df-mopn 21499 df-top 23032 df-topon 23049 df-bases 23084 df-ii 25017 |
| This theorem is referenced by: dfii5 25025 iicmp 25026 iiconn 25027 iirevcn 25070 iihalf1cn 25072 iihalf2cn 25074 htpycc 25120 pcocn 25157 pcohtpylem 25159 pcopt 25162 pcopt2 25163 pcoass 25164 pcorevlem 25166 iisconn 35722 iillysconn 35723 cvmliftlem8 35762 cvmliftlem11 35765 poimirlem30 38279 iooii 49673 i0oii 49675 io1ii 49676 |
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