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| Mirrors > Home > MPE Home > Th. List > dfii5 | Structured version Visualization version GIF version | ||
| Description: The unit interval expressed as an order topology. (Contributed by Mario Carneiro, 9-Sep-2015.) |
| Ref | Expression |
|---|---|
| dfii5 | ⊢ II = (ordTop‘( ≤ ∩ ((0[,]1) × (0[,]1)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfii2 24802 | . 2 ⊢ II = ((topGen‘ran (,)) ↾t (0[,]1)) | |
| 2 | unitssre 13399 | . . 3 ⊢ (0[,]1) ⊆ ℝ | |
| 3 | eqid 2731 | . . . 4 ⊢ (ordTop‘ ≤ ) = (ordTop‘ ≤ ) | |
| 4 | eqid 2731 | . . . 4 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
| 5 | 3, 4 | xrrest 24723 | . . 3 ⊢ ((0[,]1) ⊆ ℝ → ((ordTop‘ ≤ ) ↾t (0[,]1)) = ((topGen‘ran (,)) ↾t (0[,]1))) |
| 6 | 2, 5 | ax-mp 5 | . 2 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]1)) = ((topGen‘ran (,)) ↾t (0[,]1)) |
| 7 | ordtresticc 23138 | . 2 ⊢ ((ordTop‘ ≤ ) ↾t (0[,]1)) = (ordTop‘( ≤ ∩ ((0[,]1) × (0[,]1)))) | |
| 8 | 1, 6, 7 | 3eqtr2i 2760 | 1 ⊢ II = (ordTop‘( ≤ ∩ ((0[,]1) × (0[,]1)))) |
| Colors of variables: wff setvar class |
| Syntax hints: = wceq 1541 ∩ cin 3896 ⊆ wss 3897 × cxp 5612 ran crn 5615 ‘cfv 6481 (class class class)co 7346 ℝcr 11005 0cc0 11006 1c1 11007 ≤ cle 11147 (,)cioo 13245 [,]cicc 13248 ↾t crest 17324 topGenctg 17341 ordTopcordt 17403 IIcii 24795 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2113 ax-9 2121 ax-10 2144 ax-11 2160 ax-12 2180 ax-ext 2703 ax-rep 5215 ax-sep 5232 ax-nul 5242 ax-pow 5301 ax-pr 5368 ax-un 7668 ax-cnex 11062 ax-resscn 11063 ax-1cn 11064 ax-icn 11065 ax-addcl 11066 ax-addrcl 11067 ax-mulcl 11068 ax-mulrcl 11069 ax-mulcom 11070 ax-addass 11071 ax-mulass 11072 ax-distr 11073 ax-i2m1 11074 ax-1ne0 11075 ax-1rid 11076 ax-rnegex 11077 ax-rrecex 11078 ax-cnre 11079 ax-pre-lttri 11080 ax-pre-lttrn 11081 ax-pre-ltadd 11082 ax-pre-mulgt0 11083 ax-pre-sup 11084 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2535 df-eu 2564 df-clab 2710 df-cleq 2723 df-clel 2806 df-nfc 2881 df-ne 2929 df-nel 3033 df-ral 3048 df-rex 3057 df-rmo 3346 df-reu 3347 df-rab 3396 df-v 3438 df-sbc 3737 df-csb 3846 df-dif 3900 df-un 3902 df-in 3904 df-ss 3914 df-pss 3917 df-nul 4281 df-if 4473 df-pw 4549 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-int 4896 df-iun 4941 df-iin 4942 df-br 5090 df-opab 5152 df-mpt 5171 df-tr 5197 df-id 5509 df-eprel 5514 df-po 5522 df-so 5523 df-fr 5567 df-we 5569 df-xp 5620 df-rel 5621 df-cnv 5622 df-co 5623 df-dm 5624 df-rn 5625 df-res 5626 df-ima 5627 df-pred 6248 df-ord 6309 df-on 6310 df-lim 6311 df-suc 6312 df-iota 6437 df-fun 6483 df-fn 6484 df-f 6485 df-f1 6486 df-fo 6487 df-f1o 6488 df-fv 6489 df-riota 7303 df-ov 7349 df-oprab 7350 df-mpo 7351 df-om 7797 df-1st 7921 df-2nd 7922 df-frecs 8211 df-wrecs 8242 df-recs 8291 df-rdg 8329 df-1o 8385 df-2o 8386 df-er 8622 df-map 8752 df-en 8870 df-dom 8871 df-sdom 8872 df-fin 8873 df-fi 9295 df-sup 9326 df-inf 9327 df-pnf 11148 df-mnf 11149 df-xr 11150 df-ltxr 11151 df-le 11152 df-sub 11346 df-neg 11347 df-div 11775 df-nn 12126 df-2 12188 df-3 12189 df-n0 12382 df-z 12469 df-uz 12733 df-q 12847 df-rp 12891 df-xneg 13011 df-xadd 13012 df-xmul 13013 df-ioo 13249 df-ioc 13250 df-ico 13251 df-icc 13252 df-seq 13909 df-exp 13969 df-cj 15006 df-re 15007 df-im 15008 df-sqrt 15142 df-abs 15143 df-rest 17326 df-topgen 17347 df-ordt 17405 df-ps 18472 df-tsr 18473 df-psmet 21283 df-xmet 21284 df-met 21285 df-bl 21286 df-mopn 21287 df-top 22809 df-topon 22826 df-bases 22861 df-ii 24797 |
| This theorem is referenced by: iccpnfhmeo 24870 xrge0iifhmeo 33949 icccldii 48958 |
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