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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 24808 | . 2 ⊢ II = ((topGen‘ran (,)) ↾t (0[,]1)) | |
| 2 | unitssre 13405 | . . 3 ⊢ (0[,]1) ⊆ ℝ | |
| 3 | eqid 2731 | . . . 4 ⊢ (ordTop‘ ≤ ) = (ordTop‘ ≤ ) | |
| 4 | eqid 2731 | . . . 4 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
| 5 | 3, 4 | xrrest 24729 | . . 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 23144 | . 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 5617 ran crn 5620 ‘cfv 6487 (class class class)co 7352 ℝcr 11011 0cc0 11012 1c1 11013 ≤ cle 11153 (,)cioo 13251 [,]cicc 13254 ↾t crest 17330 topGenctg 17347 ordTopcordt 17409 IIcii 24801 |
| 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 5219 ax-sep 5236 ax-nul 5246 ax-pow 5305 ax-pr 5372 ax-un 7674 ax-cnex 11068 ax-resscn 11069 ax-1cn 11070 ax-icn 11071 ax-addcl 11072 ax-addrcl 11073 ax-mulcl 11074 ax-mulrcl 11075 ax-mulcom 11076 ax-addass 11077 ax-mulass 11078 ax-distr 11079 ax-i2m1 11080 ax-1ne0 11081 ax-1rid 11082 ax-rnegex 11083 ax-rrecex 11084 ax-cnre 11085 ax-pre-lttri 11086 ax-pre-lttrn 11087 ax-pre-ltadd 11088 ax-pre-mulgt0 11089 ax-pre-sup 11090 |
| 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 4283 df-if 4475 df-pw 4551 df-sn 4576 df-pr 4578 df-op 4582 df-uni 4859 df-int 4898 df-iun 4943 df-iin 4944 df-br 5094 df-opab 5156 df-mpt 5175 df-tr 5201 df-id 5514 df-eprel 5519 df-po 5527 df-so 5528 df-fr 5572 df-we 5574 df-xp 5625 df-rel 5626 df-cnv 5627 df-co 5628 df-dm 5629 df-rn 5630 df-res 5631 df-ima 5632 df-pred 6254 df-ord 6315 df-on 6316 df-lim 6317 df-suc 6318 df-iota 6443 df-fun 6489 df-fn 6490 df-f 6491 df-f1 6492 df-fo 6493 df-f1o 6494 df-fv 6495 df-riota 7309 df-ov 7355 df-oprab 7356 df-mpo 7357 df-om 7803 df-1st 7927 df-2nd 7928 df-frecs 8217 df-wrecs 8248 df-recs 8297 df-rdg 8335 df-1o 8391 df-2o 8392 df-er 8628 df-map 8758 df-en 8876 df-dom 8877 df-sdom 8878 df-fin 8879 df-fi 9301 df-sup 9332 df-inf 9333 df-pnf 11154 df-mnf 11155 df-xr 11156 df-ltxr 11157 df-le 11158 df-sub 11352 df-neg 11353 df-div 11781 df-nn 12132 df-2 12194 df-3 12195 df-n0 12388 df-z 12475 df-uz 12739 df-q 12853 df-rp 12897 df-xneg 13017 df-xadd 13018 df-xmul 13019 df-ioo 13255 df-ioc 13256 df-ico 13257 df-icc 13258 df-seq 13915 df-exp 13975 df-cj 15012 df-re 15013 df-im 15014 df-sqrt 15148 df-abs 15149 df-rest 17332 df-topgen 17353 df-ordt 17411 df-ps 18478 df-tsr 18479 df-psmet 21289 df-xmet 21290 df-met 21291 df-bl 21292 df-mopn 21293 df-top 22815 df-topon 22832 df-bases 22867 df-ii 24803 |
| This theorem is referenced by: iccpnfhmeo 24876 xrge0iifhmeo 33956 icccldii 49024 |
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