| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lptioo1cn | Structured version Visualization version GIF version | ||
| Description: The lower bound of an open interval is a limit point of the interval, wirth respect to the standard topology on complex numbers. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
| Ref | Expression |
|---|---|
| lptioo1cn.1 | ⊢ 𝐽 = (TopOpen‘ℂfld) |
| lptioo1cn.2 | ⊢ (𝜑 → 𝐵 ∈ ℝ*) |
| lptioo1cn.3 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
| lptioo1cn.4 | ⊢ (𝜑 → 𝐴 < 𝐵) |
| Ref | Expression |
|---|---|
| lptioo1cn | ⊢ (𝜑 → 𝐴 ∈ ((limPt‘𝐽)‘(𝐴(,)𝐵))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2739 | . . . . . 6 ⊢ (topGen‘ran (,)) = (topGen‘ran (,)) | |
| 2 | lptioo1cn.3 | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
| 3 | lptioo1cn.2 | . . . . . 6 ⊢ (𝜑 → 𝐵 ∈ ℝ*) | |
| 4 | lptioo1cn.4 | . . . . . 6 ⊢ (𝜑 → 𝐴 < 𝐵) | |
| 5 | 1, 2, 3, 4 | lptioo1 46077 | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ ((limPt‘(topGen‘ran (,)))‘(𝐴(,)𝐵))) |
| 6 | eqid 2739 | . . . . . . . 8 ⊢ (TopOpen‘ℂfld) = (TopOpen‘ℂfld) | |
| 7 | 6 | cnfldtop 24766 | . . . . . . 7 ⊢ (TopOpen‘ℂfld) ∈ Top |
| 8 | 7 | a1i 11 | . . . . . 6 ⊢ (𝜑 → (TopOpen‘ℂfld) ∈ Top) |
| 9 | ax-resscn 11086 | . . . . . . . 8 ⊢ ℝ ⊆ ℂ | |
| 10 | unicntop 24768 | . . . . . . . 8 ⊢ ℂ = ∪ (TopOpen‘ℂfld) | |
| 11 | 9, 10 | sseqtri 3963 | . . . . . . 7 ⊢ ℝ ⊆ ∪ (TopOpen‘ℂfld) |
| 12 | 11 | a1i 11 | . . . . . 6 ⊢ (𝜑 → ℝ ⊆ ∪ (TopOpen‘ℂfld)) |
| 13 | ioossre 13351 | . . . . . . 7 ⊢ (𝐴(,)𝐵) ⊆ ℝ | |
| 14 | 13 | a1i 11 | . . . . . 6 ⊢ (𝜑 → (𝐴(,)𝐵) ⊆ ℝ) |
| 15 | eqid 2739 | . . . . . . 7 ⊢ ∪ (TopOpen‘ℂfld) = ∪ (TopOpen‘ℂfld) | |
| 16 | tgioo4 24788 | . . . . . . 7 ⊢ (topGen‘ran (,)) = ((TopOpen‘ℂfld) ↾t ℝ) | |
| 17 | 15, 16 | restlp 23166 | . . . . . 6 ⊢ (((TopOpen‘ℂfld) ∈ Top ∧ ℝ ⊆ ∪ (TopOpen‘ℂfld) ∧ (𝐴(,)𝐵) ⊆ ℝ) → ((limPt‘(topGen‘ran (,)))‘(𝐴(,)𝐵)) = (((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∩ ℝ)) |
| 18 | 8, 12, 14, 17 | syl3anc 1379 | . . . . 5 ⊢ (𝜑 → ((limPt‘(topGen‘ran (,)))‘(𝐴(,)𝐵)) = (((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∩ ℝ)) |
| 19 | 5, 18 | eleqtrd 2841 | . . . 4 ⊢ (𝜑 → 𝐴 ∈ (((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∩ ℝ)) |
| 20 | elin 3899 | . . . 4 ⊢ (𝐴 ∈ (((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∩ ℝ) ↔ (𝐴 ∈ ((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∧ 𝐴 ∈ ℝ)) | |
| 21 | 19, 20 | sylib 219 | . . 3 ⊢ (𝜑 → (𝐴 ∈ ((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) ∧ 𝐴 ∈ ℝ)) |
| 22 | 21 | simpld 495 | . 2 ⊢ (𝜑 → 𝐴 ∈ ((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵))) |
| 23 | lptioo1cn.1 | . . . . 5 ⊢ 𝐽 = (TopOpen‘ℂfld) | |
| 24 | 23 | eqcomi 2748 | . . . 4 ⊢ (TopOpen‘ℂfld) = 𝐽 |
| 25 | 24 | fveq2i 6830 | . . 3 ⊢ (limPt‘(TopOpen‘ℂfld)) = (limPt‘𝐽) |
| 26 | 25 | fveq1i 6828 | . 2 ⊢ ((limPt‘(TopOpen‘ℂfld))‘(𝐴(,)𝐵)) = ((limPt‘𝐽)‘(𝐴(,)𝐵)) |
| 27 | 22, 26 | eleqtrdi 2849 | 1 ⊢ (𝜑 → 𝐴 ∈ ((limPt‘𝐽)‘(𝐴(,)𝐵))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 ∩ cin 3882 ⊆ wss 3883 ∪ cuni 4838 class class class wbr 5072 ran crn 5619 ‘cfv 6485 (class class class)co 7356 ℂcc 11027 ℝcr 11028 ℝ*cxr 11169 < clt 11170 (,)cioo 13289 TopOpenctopn 17375 topGenctg 17391 ℂfldccnfld 21347 Topctop 22876 limPtclp 23117 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 ax-pre-sup 11107 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-tp 4560 df-op 4562 df-uni 4839 df-int 4878 df-iun 4923 df-iin 4924 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-map 8765 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-fi 9314 df-sup 9345 df-inf 9346 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-div 11799 df-nn 12166 df-2 12235 df-3 12236 df-4 12237 df-5 12238 df-6 12239 df-7 12240 df-8 12241 df-9 12242 df-n0 12429 df-z 12516 df-dec 12636 df-uz 12780 df-q 12890 df-rp 12934 df-xneg 13054 df-xadd 13055 df-xmul 13056 df-ioo 13293 df-fz 13453 df-seq 13955 df-exp 14015 df-cj 15052 df-re 15053 df-im 15054 df-sqrt 15188 df-abs 15189 df-struct 17108 df-slot 17143 df-ndx 17155 df-base 17171 df-plusg 17224 df-mulr 17225 df-starv 17226 df-tset 17230 df-ple 17231 df-ds 17233 df-unif 17234 df-rest 17376 df-topn 17377 df-topgen 17397 df-psmet 21339 df-xmet 21340 df-met 21341 df-bl 21342 df-mopn 21343 df-cnfld 21348 df-top 22877 df-topon 22894 df-topsp 22916 df-bases 22929 df-cld 23002 df-ntr 23003 df-cls 23004 df-nei 23081 df-lp 23119 df-xms 24303 df-ms 24304 |
| This theorem is referenced by: cncfiooiccre 46338 fourierdlem61 46610 fourierdlem75 46624 fourierdlem85 46634 fourierdlem88 46637 fourierdlem94 46643 fourierdlem95 46644 fourierdlem103 46652 fourierdlem104 46653 fourierdlem113 46662 |
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