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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 6891 | . . . . . . 7 ⊢ (𝑘 = 𝑛 → (ℤ≥‘𝑘) = (ℤ≥‘𝑛)) | |
2 | 1 | mpteq1d 5237 | . . . . . 6 ⊢ (𝑘 = 𝑛 → (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
3 | 2 | rneqd 5934 | . . . . 5 ⊢ (𝑘 = 𝑛 → ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵) = ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
4 | 3 | supeq1d 9463 | . . . 4 ⊢ (𝑘 = 𝑛 → sup(ran (𝑗 ∈ (ℤ≥‘𝑘) ↦ 𝐵), ℝ*, < ) = sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < )) |
5 | 4 | cbvmptv 5255 | . . 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 44780 | . . . . . . . . 9 ⊢ (𝑛 ∈ 𝑍 → (ℤ≥‘𝑛) ⊆ 𝑍) |
8 | 7 | adantl 481 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (ℤ≥‘𝑛) ⊆ 𝑍) |
9 | 8 | resmptd 6038 | . . . . . . 7 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)) = (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵)) |
10 | 9 | eqcomd 2733 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
11 | 10 | rneqd 5934 | . . . . 5 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵) = ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛))) |
12 | 11 | supeq1d 9463 | . . . 4 ⊢ ((𝜑 ∧ 𝑛 ∈ 𝑍) → sup(ran (𝑗 ∈ (ℤ≥‘𝑛) ↦ 𝐵), ℝ*, < ) = sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) |
13 | 12 | mpteq2dva 5242 | . . 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 2779 | . 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 44581 | . . 3 ⊢ (𝜑 → (𝑗 ∈ 𝑍 ↦ 𝐵):𝑍⟶ℝ) |
19 | supcnvlimsupmpt.r | . . 3 ⊢ (𝜑 → (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵)) ∈ ℝ) | |
20 | 15, 6, 18, 19 | supcnvlimsup 45100 | . 2 ⊢ (𝜑 → (𝑛 ∈ 𝑍 ↦ sup(ran ((𝑗 ∈ 𝑍 ↦ 𝐵) ↾ (ℤ≥‘𝑛)), ℝ*, < )) ⇝ (lim sup‘(𝑗 ∈ 𝑍 ↦ 𝐵))) |
21 | 14, 20 | eqbrtrd 5164 | 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 395 = wceq 1534 Ⅎwnf 1778 ∈ wcel 2099 ⊆ wss 3944 class class class wbr 5142 ↦ cmpt 5225 ran crn 5673 ↾ cres 5674 ‘cfv 6542 supcsup 9457 ℝcr 11131 ℝ*cxr 11271 < clt 11272 ℤcz 12582 ℤ≥cuz 12846 lim supclsp 15440 ⇝ cli 15454 |
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 11188 ax-resscn 11189 ax-1cn 11190 ax-icn 11191 ax-addcl 11192 ax-addrcl 11193 ax-mulcl 11194 ax-mulrcl 11195 ax-mulcom 11196 ax-addass 11197 ax-mulass 11198 ax-distr 11199 ax-i2m1 11200 ax-1ne0 11201 ax-1rid 11202 ax-rnegex 11203 ax-rrecex 11204 ax-cnre 11205 ax-pre-lttri 11206 ax-pre-lttrn 11207 ax-pre-ltadd 11208 ax-pre-mulgt0 11209 ax-pre-sup 11210 |
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-1o 8480 df-er 8718 df-en 8958 df-dom 8959 df-sdom 8960 df-fin 8961 df-sup 9459 df-inf 9460 df-pnf 11274 df-mnf 11275 df-xr 11276 df-ltxr 11277 df-le 11278 df-sub 11470 df-neg 11471 df-div 11896 df-nn 12237 df-2 12299 df-3 12300 df-n0 12497 df-z 12583 df-uz 12847 df-rp 13001 df-ico 13356 df-fz 13511 df-fl 13783 df-ceil 13784 df-seq 13993 df-exp 14053 df-cj 15072 df-re 15073 df-im 15074 df-sqrt 15208 df-abs 15209 df-limsup 15441 df-clim 15458 |
This theorem is referenced by: smflimsuplem5 46184 |
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