Mathbox for Glauco Siliprandi |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > supcnvlimsupmpt | Structured version Visualization version GIF version |
Description: If a function on a set of upper integers has a real superior limit, the supremum of the rightmost parts of the function, converges to that superior limit. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
Ref | Expression |
---|---|
supcnvlimsupmpt.j | ⊢ Ⅎ𝑗𝜑 |
supcnvlimsupmpt.m | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
supcnvlimsupmpt.z | ⊢ 𝑍 = (ℤ≥‘𝑀) |
supcnvlimsupmpt.b | ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝐵 ∈ ℝ) |
supcnvlimsupmpt.r | ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵)) ∈ ℝ) |
Ref | Expression |
---|---|
supcnvlimsupmpt | ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < )) ⇝ (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fveq2 6664 | . . . . . . 7 ⊢ (𝑘 = 𝑛 → (ℤ≥‘𝑘) = (ℤ≥‘𝑛)) | |
2 | 1 | mpteq1d 5147 | . . . . . 6 ⊢ (𝑘 = 𝑛 → (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
3 | 2 | rneqd 5802 | . . . . 5 ⊢ (𝑘 = 𝑛 → ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
4 | 3 | supeq1d 8904 | . . . 4 ⊢ (𝑘 = 𝑛 → sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < ) = sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) |
5 | 4 | cbvmptv 5161 | . . 3 ⊢ (𝑘 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < )) = (𝑛 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) |
6 | supcnvlimsupmpt.z | . . . . . . . . . 10 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
7 | 6 | uzssd3 41693 | . . . . . . . . 9 ⊢ (𝑛 ∈ 𝑍 → (ℤ≥‘𝑛) ⊆ 𝑍) |
8 | 7 | adantl 484 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (ℤ≥‘𝑛) ⊆ 𝑍) |
9 | 8 | resmptd 5902 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
10 | 9 | eqcomd 2827 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
11 | 10 | rneqd 5802 | . . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
12 | 11 | supeq1d 8904 | . . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < ) = sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) |
13 | 12 | mpteq2dva 5153 | . . 3 ⊢ (𝜑 → (𝑛 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) = (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < ))) |
14 | 5, 13 | syl5eq 2868 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < )) = (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < ))) |
15 | supcnvlimsupmpt.m | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
16 | supcnvlimsupmpt.j | . . . 4 ⊢ Ⅎ𝑗𝜑 | |
17 | supcnvlimsupmpt.b | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝐵 ∈ ℝ) | |
18 | 16, 17 | fmptd2f 41498 | . . 3 ⊢ (𝜑 → (𝑗 ∈ 𝑍 ↦ 𝐵):𝑍⟶ℝ) |
19 | supcnvlimsupmpt.r | . . 3 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵)) ∈ ℝ) | |
20 | 15, 6, 18, 19 | supcnvlimsup 42014 | . 2 ⊢ (𝜑 → (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) ⇝ (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵))) |
21 | 14, 20 | eqbrtrd 5080 | 1 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < )) ⇝ (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 398 = wceq 1533 Ⅎwnf 1780 ∈ wcel 2110 ⊆ wss 3935 class class class wbr 5058 ↦ cmpt 5138 ran crn 5550 ↾ cres 5551 ‘cfv 6349 supcsup 8898 ℝcr 10530 ℝ*cxr 10668 < clt 10669 ℤcz 11975 ℤ≥cuz 12237 lim supclsp 14821 ⇝ cli 14835 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1792 ax-4 1806 ax-5 1907 ax-6 1966 ax-7 2011 ax-8 2112 ax-9 2120 ax-10 2141 ax-11 2157 ax-12 2173 ax-ext 2793 ax-rep 5182 ax-sep 5195 ax-nul 5202 ax-pow 5258 ax-pr 5321 ax-un 7455 ax-cnex 10587 ax-resscn 10588 ax-1cn 10589 ax-icn 10590 ax-addcl 10591 ax-addrcl 10592 ax-mulcl 10593 ax-mulrcl 10594 ax-mulcom 10595 ax-addass 10596 ax-mulass 10597 ax-distr 10598 ax-i2m1 10599 ax-1ne0 10600 ax-1rid 10601 ax-rnegex 10602 ax-rrecex 10603 ax-cnre 10604 ax-pre-lttri 10605 ax-pre-lttrn 10606 ax-pre-ltadd 10607 ax-pre-mulgt0 10608 ax-pre-sup 10609 |
This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1084 df-3an 1085 df-tru 1536 df-ex 1777 df-nf 1781 df-sb 2066 df-mo 2618 df-eu 2650 df-clab 2800 df-cleq 2814 df-clel 2893 df-nfc 2963 df-ne 3017 df-nel 3124 df-ral 3143 df-rex 3144 df-reu 3145 df-rmo 3146 df-rab 3147 df-v 3496 df-sbc 3772 df-csb 3883 df-dif 3938 df-un 3940 df-in 3942 df-ss 3951 df-pss 3953 df-nul 4291 df-if 4467 df-pw 4540 df-sn 4561 df-pr 4563 df-tp 4565 df-op 4567 df-uni 4832 df-int 4869 df-iun 4913 df-br 5059 df-opab 5121 df-mpt 5139 df-tr 5165 df-id 5454 df-eprel 5459 df-po 5468 df-so 5469 df-fr 5508 df-we 5510 df-xp 5555 df-rel 5556 df-cnv 5557 df-co 5558 df-dm 5559 df-rn 5560 df-res 5561 df-ima 5562 df-pred 6142 df-ord 6188 df-on 6189 df-lim 6190 df-suc 6191 df-iota 6308 df-fun 6351 df-fn 6352 df-f 6353 df-f1 6354 df-fo 6355 df-f1o 6356 df-fv 6357 df-riota 7108 df-ov 7153 df-oprab 7154 df-mpo 7155 df-om 7575 df-1st 7683 df-2nd 7684 df-wrecs 7941 df-recs 8002 df-rdg 8040 df-1o 8096 df-oadd 8100 df-er 8283 df-en 8504 df-dom 8505 df-sdom 8506 df-fin 8507 df-sup 8900 df-inf 8901 df-pnf 10671 df-mnf 10672 df-xr 10673 df-ltxr 10674 df-le 10675 df-sub 10866 df-neg 10867 df-div 11292 df-nn 11633 df-2 11694 df-3 11695 df-n0 11892 df-z 11976 df-uz 12238 df-rp 12384 df-ico 12738 df-fz 12887 df-fl 13156 df-ceil 13157 df-seq 13364 df-exp 13424 df-cj 14452 df-re 14453 df-im 14454 df-sqrt 14588 df-abs 14589 df-limsup 14822 df-clim 14839 |
This theorem is referenced by: smflimsuplem5 43092 |
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