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Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > xlimclim | Structured version Visualization version GIF version |
Description: Given a sequence of reals, it converges to a real number 𝐴 w.r.t. the standard topology on the reals, if and only if it converges to 𝐴 w.r.t. to the standard topology on the extended reals (see climreeq 44788). (Contributed by Glauco Siliprandi, 5-Feb-2022.) |
Ref | Expression |
---|---|
xlimclim.m | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
xlimclim.z | ⊢ 𝑍 = (ℤ≥‘𝑀) |
xlimclim.f | ⊢ (𝜑 → 𝐹:𝑍⟶ℝ) |
xlimclim.a | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
Ref | Expression |
---|---|
xlimclim | ⊢ (𝜑 → (𝐹~~>*𝐴 ↔ 𝐹 ⇝ 𝐴)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-xlim 44994 | . . . 4 ⊢ ~~>* = (⇝𝑡‘(ordTop‘ ≤ )) | |
2 | 1 | breqi 5154 | . . 3 ⊢ (𝐹~~>*𝐴 ↔ 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐴) |
3 | 2 | a1i 11 | . 2 ⊢ (𝜑 → (𝐹~~>*𝐴 ↔ 𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐴)) |
4 | xrtgioo2 44744 | . . 3 ⊢ (topGen‘ran (,)) = ((ordTop‘ ≤ ) ↾t ℝ) | |
5 | xlimclim.z | . . 3 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
6 | reex 11207 | . . . 4 ⊢ ℝ ∈ V | |
7 | 6 | a1i 11 | . . 3 ⊢ (𝜑 → ℝ ∈ V) |
8 | letop 23030 | . . . 4 ⊢ (ordTop‘ ≤ ) ∈ Top | |
9 | 8 | a1i 11 | . . 3 ⊢ (𝜑 → (ordTop‘ ≤ ) ∈ Top) |
10 | xlimclim.a | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
11 | xlimclim.m | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
12 | xlimclim.f | . . 3 ⊢ (𝜑 → 𝐹:𝑍⟶ℝ) | |
13 | 4, 5, 7, 9, 10, 11, 12 | lmss 23122 | . 2 ⊢ (𝜑 → (𝐹(⇝𝑡‘(ordTop‘ ≤ ))𝐴 ↔ 𝐹(⇝𝑡‘(topGen‘ran (,)))𝐴)) |
14 | eqid 2731 | . . 3 ⊢ (⇝𝑡‘(topGen‘ran (,))) = (⇝𝑡‘(topGen‘ran (,))) | |
15 | 14, 5, 11, 12 | climreeq 44788 | . 2 ⊢ (𝜑 → (𝐹(⇝𝑡‘(topGen‘ran (,)))𝐴 ↔ 𝐹 ⇝ 𝐴)) |
16 | 3, 13, 15 | 3bitrd 305 | 1 ⊢ (𝜑 → (𝐹~~>*𝐴 ↔ 𝐹 ⇝ 𝐴)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ↔ wb 205 = wceq 1540 ∈ wcel 2105 Vcvv 3473 class class class wbr 5148 ran crn 5677 ⟶wf 6539 ‘cfv 6543 ℝcr 11115 ≤ cle 11256 ℤcz 12565 ℤ≥cuz 12829 (,)cioo 13331 ⇝ cli 15435 topGenctg 17390 ordTopcordt 17452 Topctop 22715 ⇝𝑡clm 23050 ~~>*clsxlim 44993 |
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 1912 ax-6 1970 ax-7 2010 ax-8 2107 ax-9 2115 ax-10 2136 ax-11 2153 ax-12 2170 ax-ext 2702 ax-rep 5285 ax-sep 5299 ax-nul 5306 ax-pow 5363 ax-pr 5427 ax-un 7729 ax-cnex 11172 ax-resscn 11173 ax-1cn 11174 ax-icn 11175 ax-addcl 11176 ax-addrcl 11177 ax-mulcl 11178 ax-mulrcl 11179 ax-mulcom 11180 ax-addass 11181 ax-mulass 11182 ax-distr 11183 ax-i2m1 11184 ax-1ne0 11185 ax-1rid 11186 ax-rnegex 11187 ax-rrecex 11188 ax-cnre 11189 ax-pre-lttri 11190 ax-pre-lttrn 11191 ax-pre-ltadd 11192 ax-pre-mulgt0 11193 ax-pre-sup 11194 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 845 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1781 df-nf 1785 df-sb 2067 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-nel 3046 df-ral 3061 df-rex 3070 df-rmo 3375 df-reu 3376 df-rab 3432 df-v 3475 df-sbc 3778 df-csb 3894 df-dif 3951 df-un 3953 df-in 3955 df-ss 3965 df-pss 3967 df-nul 4323 df-if 4529 df-pw 4604 df-sn 4629 df-pr 4631 df-tp 4633 df-op 4635 df-uni 4909 df-int 4951 df-iun 4999 df-br 5149 df-opab 5211 df-mpt 5232 df-tr 5266 df-id 5574 df-eprel 5580 df-po 5588 df-so 5589 df-fr 5631 df-we 5633 df-xp 5682 df-rel 5683 df-cnv 5684 df-co 5685 df-dm 5686 df-rn 5687 df-res 5688 df-ima 5689 df-pred 6300 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6495 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-riota 7368 df-ov 7415 df-oprab 7416 df-mpo 7417 df-om 7860 df-1st 7979 df-2nd 7980 df-frecs 8272 df-wrecs 8303 df-recs 8377 df-rdg 8416 df-1o 8472 df-er 8709 df-map 8828 df-pm 8829 df-en 8946 df-dom 8947 df-sdom 8948 df-fin 8949 df-fi 9412 df-sup 9443 df-inf 9444 df-pnf 11257 df-mnf 11258 df-xr 11259 df-ltxr 11260 df-le 11261 df-sub 11453 df-neg 11454 df-div 11879 df-nn 12220 df-2 12282 df-3 12283 df-4 12284 df-5 12285 df-6 12286 df-7 12287 df-8 12288 df-9 12289 df-n0 12480 df-z 12566 df-dec 12685 df-uz 12830 df-q 12940 df-rp 12982 df-xneg 13099 df-xadd 13100 df-xmul 13101 df-ioo 13335 df-ioc 13336 df-ico 13337 df-icc 13338 df-fz 13492 df-fl 13764 df-seq 13974 df-exp 14035 df-cj 15053 df-re 15054 df-im 15055 df-sqrt 15189 df-abs 15190 df-clim 15439 df-rlim 15440 df-struct 17087 df-slot 17122 df-ndx 17134 df-base 17152 df-plusg 17217 df-mulr 17218 df-starv 17219 df-tset 17223 df-ple 17224 df-ds 17226 df-unif 17227 df-rest 17375 df-topn 17376 df-topgen 17396 df-ordt 17454 df-ps 18529 df-tsr 18530 df-psmet 21225 df-xmet 21226 df-met 21227 df-bl 21228 df-mopn 21229 df-cnfld 21234 df-top 22716 df-topon 22733 df-topsp 22755 df-bases 22769 df-lm 23053 df-xms 24146 df-ms 24147 df-xlim 44994 |
This theorem is referenced by: climxlim 45001 xlimclim2lem 45014 |
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