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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 13425 | . 2 ⊢ (0[,]1) ⊆ ℝ | |
2 | eqid 2733 | . . 3 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
3 | df-ii 24263 | . . 3 ⊢ II = (MetOpen‘((abs ∘ − ) ↾ ((0[,]1) × (0[,]1)))) | |
4 | 2, 3 | resubmet 24188 | . 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 1542 ⊆ wss 3914 ran crn 5638 ‘cfv 6500 (class class class)co 7361 ℝcr 11058 0cc0 11059 1c1 11060 (,)cioo 13273 [,]cicc 13276 ↾t crest 17310 topGenctg 17327 IIcii 24261 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5246 ax-sep 5260 ax-nul 5267 ax-pow 5324 ax-pr 5388 ax-un 7676 ax-cnex 11115 ax-resscn 11116 ax-1cn 11117 ax-icn 11118 ax-addcl 11119 ax-addrcl 11120 ax-mulcl 11121 ax-mulrcl 11122 ax-mulcom 11123 ax-addass 11124 ax-mulass 11125 ax-distr 11126 ax-i2m1 11127 ax-1ne0 11128 ax-1rid 11129 ax-rnegex 11130 ax-rrecex 11131 ax-cnre 11132 ax-pre-lttri 11133 ax-pre-lttrn 11134 ax-pre-ltadd 11135 ax-pre-mulgt0 11136 ax-pre-sup 11137 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rmo 3352 df-reu 3353 df-rab 3407 df-v 3449 df-sbc 3744 df-csb 3860 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3933 df-nul 4287 df-if 4491 df-pw 4566 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4870 df-iun 4960 df-br 5110 df-opab 5172 df-mpt 5193 df-tr 5227 df-id 5535 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5592 df-we 5594 df-xp 5643 df-rel 5644 df-cnv 5645 df-co 5646 df-dm 5647 df-rn 5648 df-res 5649 df-ima 5650 df-pred 6257 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7317 df-ov 7364 df-oprab 7365 df-mpo 7366 df-om 7807 df-1st 7925 df-2nd 7926 df-frecs 8216 df-wrecs 8247 df-recs 8321 df-rdg 8360 df-er 8654 df-map 8773 df-en 8890 df-dom 8891 df-sdom 8892 df-sup 9386 df-inf 9387 df-pnf 11199 df-mnf 11200 df-xr 11201 df-ltxr 11202 df-le 11203 df-sub 11395 df-neg 11396 df-div 11821 df-nn 12162 df-2 12224 df-3 12225 df-n0 12422 df-z 12508 df-uz 12772 df-q 12882 df-rp 12924 df-xneg 13041 df-xadd 13042 df-xmul 13043 df-ioo 13277 df-icc 13280 df-seq 13916 df-exp 13977 df-cj 14993 df-re 14994 df-im 14995 df-sqrt 15129 df-abs 15130 df-rest 17312 df-topgen 17333 df-psmet 20811 df-xmet 20812 df-met 20813 df-bl 20814 df-mopn 20815 df-top 22266 df-topon 22283 df-bases 22319 df-ii 24263 |
This theorem is referenced by: dfii5 24271 iicmp 24272 iiconn 24273 iirevcn 24316 iihalf1cn 24318 iihalf2cn 24320 htpycc 24366 pcocn 24403 pcohtpylem 24405 pcopt 24408 pcopt2 24409 pcoass 24410 pcorevlem 24412 iisconn 33910 iillysconn 33911 cvmliftlem8 33950 cvmliftlem11 33953 poimirlem30 36158 iooii 47040 i0oii 47042 io1ii 47043 |
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