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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 13500 | . 2 ⊢ (0[,]1) ⊆ ℝ | |
2 | eqid 2727 | . . 3 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
3 | df-ii 24784 | . . 3 ⊢ II = (MetOpen‘((abs ∘ − ) ↾ ((0[,]1) × (0[,]1)))) | |
4 | 2, 3 | resubmet 24705 | . 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 1534 ⊆ wss 3944 ran crn 5673 ‘cfv 6542 (class class class)co 7414 ℝcr 11129 0cc0 11130 1c1 11131 (,)cioo 13348 [,]cicc 13351 ↾t crest 17393 topGenctg 17410 IIcii 24782 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1906 ax-6 1964 ax-7 2004 ax-8 2101 ax-9 2109 ax-10 2130 ax-11 2147 ax-12 2164 ax-ext 2698 ax-rep 5279 ax-sep 5293 ax-nul 5300 ax-pow 5359 ax-pr 5423 ax-un 7734 ax-cnex 11186 ax-resscn 11187 ax-1cn 11188 ax-icn 11189 ax-addcl 11190 ax-addrcl 11191 ax-mulcl 11192 ax-mulrcl 11193 ax-mulcom 11194 ax-addass 11195 ax-mulass 11196 ax-distr 11197 ax-i2m1 11198 ax-1ne0 11199 ax-1rid 11200 ax-rnegex 11201 ax-rrecex 11202 ax-cnre 11203 ax-pre-lttri 11204 ax-pre-lttrn 11205 ax-pre-ltadd 11206 ax-pre-mulgt0 11207 ax-pre-sup 11208 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 847 df-3or 1086 df-3an 1087 df-tru 1537 df-fal 1547 df-ex 1775 df-nf 1779 df-sb 2061 df-mo 2529 df-eu 2558 df-clab 2705 df-cleq 2719 df-clel 2805 df-nfc 2880 df-ne 2936 df-nel 3042 df-ral 3057 df-rex 3066 df-rmo 3371 df-reu 3372 df-rab 3428 df-v 3471 df-sbc 3775 df-csb 3890 df-dif 3947 df-un 3949 df-in 3951 df-ss 3961 df-pss 3963 df-nul 4319 df-if 4525 df-pw 4600 df-sn 4625 df-pr 4627 df-op 4631 df-uni 4904 df-iun 4993 df-br 5143 df-opab 5205 df-mpt 5226 df-tr 5260 df-id 5570 df-eprel 5576 df-po 5584 df-so 5585 df-fr 5627 df-we 5629 df-xp 5678 df-rel 5679 df-cnv 5680 df-co 5681 df-dm 5682 df-rn 5683 df-res 5684 df-ima 5685 df-pred 6299 df-ord 6366 df-on 6367 df-lim 6368 df-suc 6369 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-riota 7370 df-ov 7417 df-oprab 7418 df-mpo 7419 df-om 7865 df-1st 7987 df-2nd 7988 df-frecs 8280 df-wrecs 8311 df-recs 8385 df-rdg 8424 df-er 8718 df-map 8838 df-en 8956 df-dom 8957 df-sdom 8958 df-sup 9457 df-inf 9458 df-pnf 11272 df-mnf 11273 df-xr 11274 df-ltxr 11275 df-le 11276 df-sub 11468 df-neg 11469 df-div 11894 df-nn 12235 df-2 12297 df-3 12298 df-n0 12495 df-z 12581 df-uz 12845 df-q 12955 df-rp 12999 df-xneg 13116 df-xadd 13117 df-xmul 13118 df-ioo 13352 df-icc 13355 df-seq 13991 df-exp 14051 df-cj 15070 df-re 15071 df-im 15072 df-sqrt 15206 df-abs 15207 df-rest 17395 df-topgen 17416 df-psmet 21258 df-xmet 21259 df-met 21260 df-bl 21261 df-mopn 21262 df-top 22783 df-topon 22800 df-bases 22836 df-ii 24784 |
This theorem is referenced by: dfii5 24792 iicmp 24793 iiconn 24794 iirevcn 24838 iihalf1cn 24840 iihalf1cnOLD 24841 iihalf2cn 24843 iihalf2cnOLD 24844 htpycc 24893 pcocn 24931 pcohtpylem 24933 pcopt 24936 pcopt2 24937 pcoass 24938 pcorevlem 24940 iisconn 34798 iillysconn 34799 cvmliftlem8 34838 cvmliftlem11 34841 poimirlem30 37058 iooii 47859 i0oii 47861 io1ii 47862 |
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