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 6804 | . . . . . . 7 ⊢ (𝑘 = 𝑛 → (ℤ≥‘𝑘) = (ℤ≥‘𝑛)) | |
2 | 1 | mpteq1d 5176 | . . . . . 6 ⊢ (𝑘 = 𝑛 → (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
3 | 2 | rneqd 5859 | . . . . 5 ⊢ (𝑘 = 𝑛 → ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
4 | 3 | supeq1d 9253 | . . . 4 ⊢ (𝑘 = 𝑛 → sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < ) = sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) |
5 | 4 | cbvmptv 5194 | . . 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 43194 | . . . . . . . . 9 ⊢ (𝑛 ∈ 𝑍 → (ℤ≥‘𝑛) ⊆ 𝑍) |
8 | 7 | adantl 483 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (ℤ≥‘𝑛) ⊆ 𝑍) |
9 | 8 | resmptd 5960 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
10 | 9 | eqcomd 2742 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
11 | 10 | rneqd 5859 | . . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
12 | 11 | supeq1d 9253 | . . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < ) = sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) |
13 | 12 | mpteq2dva 5181 | . . 3 ⊢ (𝜑 → (𝑛 ∈ 𝑍 ↦ sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) = (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < ))) |
14 | 5, 13 | eqtrid 2788 | . 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 42999 | . . 3 ⊢ (𝜑 → (𝑗 ∈ 𝑍 ↦ 𝐵):𝑍⟶ℝ) |
19 | supcnvlimsupmpt.r | . . 3 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵)) ∈ ℝ) | |
20 | 15, 6, 18, 19 | supcnvlimsup 43510 | . 2 ⊢ (𝜑 → (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) ⇝ (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵))) |
21 | 14, 20 | eqbrtrd 5103 | 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 397 = wceq 1539 Ⅎwnf 1783 ∈ wcel 2104 ⊆ wss 3892 class class class wbr 5081 ↦ cmpt 5164 ran crn 5601 ↾ cres 5602 ‘cfv 6458 supcsup 9247 ℝcr 10920 ℝ*cxr 11058 < clt 11059 ℤcz 12369 ℤ≥cuz 12632 lim supclsp 15228 ⇝ cli 15242 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2707 ax-rep 5218 ax-sep 5232 ax-nul 5239 ax-pow 5297 ax-pr 5361 ax-un 7620 ax-cnex 10977 ax-resscn 10978 ax-1cn 10979 ax-icn 10980 ax-addcl 10981 ax-addrcl 10982 ax-mulcl 10983 ax-mulrcl 10984 ax-mulcom 10985 ax-addass 10986 ax-mulass 10987 ax-distr 10988 ax-i2m1 10989 ax-1ne0 10990 ax-1rid 10991 ax-rnegex 10992 ax-rrecex 10993 ax-cnre 10994 ax-pre-lttri 10995 ax-pre-lttrn 10996 ax-pre-ltadd 10997 ax-pre-mulgt0 10998 ax-pre-sup 10999 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 846 df-3or 1088 df-3an 1089 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2887 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3304 df-reu 3305 df-rab 3306 df-v 3439 df-sbc 3722 df-csb 3838 df-dif 3895 df-un 3897 df-in 3899 df-ss 3909 df-pss 3911 df-nul 4263 df-if 4466 df-pw 4541 df-sn 4566 df-pr 4568 df-op 4572 df-uni 4845 df-iun 4933 df-br 5082 df-opab 5144 df-mpt 5165 df-tr 5199 df-id 5500 df-eprel 5506 df-po 5514 df-so 5515 df-fr 5555 df-we 5557 df-xp 5606 df-rel 5607 df-cnv 5608 df-co 5609 df-dm 5610 df-rn 5611 df-res 5612 df-ima 5613 df-pred 6217 df-ord 6284 df-on 6285 df-lim 6286 df-suc 6287 df-iota 6410 df-fun 6460 df-fn 6461 df-f 6462 df-f1 6463 df-fo 6464 df-f1o 6465 df-fv 6466 df-riota 7264 df-ov 7310 df-oprab 7311 df-mpo 7312 df-om 7745 df-1st 7863 df-2nd 7864 df-frecs 8128 df-wrecs 8159 df-recs 8233 df-rdg 8272 df-1o 8328 df-er 8529 df-en 8765 df-dom 8766 df-sdom 8767 df-fin 8768 df-sup 9249 df-inf 9250 df-pnf 11061 df-mnf 11062 df-xr 11063 df-ltxr 11064 df-le 11065 df-sub 11257 df-neg 11258 df-div 11683 df-nn 12024 df-2 12086 df-3 12087 df-n0 12284 df-z 12370 df-uz 12633 df-rp 12781 df-ico 13135 df-fz 13290 df-fl 13562 df-ceil 13563 df-seq 13772 df-exp 13833 df-cj 14859 df-re 14860 df-im 14861 df-sqrt 14995 df-abs 14996 df-limsup 15229 df-clim 15246 |
This theorem is referenced by: smflimsuplem5 44592 |
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