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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > esumss | Structured version Visualization version GIF version |
Description: Change the index set to a subset by adding zeroes. (Contributed by Thierry Arnoux, 19-Jun-2017.) |
Ref | Expression |
---|---|
esumss.p | ⊢ Ⅎ𝑘𝜑 |
esumss.a | ⊢ Ⅎ𝑘𝐴 |
esumss.b | ⊢ Ⅎ𝑘𝐵 |
esumss.1 | ⊢ (𝜑 → 𝐴 ⊆ 𝐵) |
esumss.2 | ⊢ (𝜑 → 𝐵 ∈ 𝑉) |
esumss.3 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 ∈ (0[,]+∞)) |
esumss.4 | ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 = 0) |
Ref | Expression |
---|---|
esumss | ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 = Σ*𝑘 ∈ 𝐵𝐶) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | esumss.1 | . . . . . 6 ⊢ (𝜑 → 𝐴 ⊆ 𝐵) | |
2 | esumss.b | . . . . . . 7 ⊢ Ⅎ𝑘𝐵 | |
3 | esumss.a | . . . . . . 7 ⊢ Ⅎ𝑘𝐴 | |
4 | 2, 3 | resmptf 5991 | . . . . . 6 ⊢ (𝐴 ⊆ 𝐵 → ((𝑘 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) = (𝑘 ∈ 𝐴 ↦ 𝐶)) |
5 | 1, 4 | syl 17 | . . . . 5 ⊢ (𝜑 → ((𝑘 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴) = (𝑘 ∈ 𝐴 ↦ 𝐶)) |
6 | 5 | oveq2d 7367 | . . . 4 ⊢ (𝜑 → ((ℝ*𝑠 ↾s (0[,]+∞)) tsums ((𝑘 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴)) = ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐶))) |
7 | xrge0base 31718 | . . . . 5 ⊢ (0[,]+∞) = (Base‘(ℝ*𝑠 ↾s (0[,]+∞))) | |
8 | xrge00 31719 | . . . . 5 ⊢ 0 = (0g‘(ℝ*𝑠 ↾s (0[,]+∞))) | |
9 | xrge0cmn 20786 | . . . . . 6 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ CMnd | |
10 | 9 | a1i 11 | . . . . 5 ⊢ (𝜑 → (ℝ*𝑠 ↾s (0[,]+∞)) ∈ CMnd) |
11 | xrge0tps 32351 | . . . . . 6 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopSp | |
12 | 11 | a1i 11 | . . . . 5 ⊢ (𝜑 → (ℝ*𝑠 ↾s (0[,]+∞)) ∈ TopSp) |
13 | esumss.2 | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ 𝑉) | |
14 | esumss.p | . . . . . 6 ⊢ Ⅎ𝑘𝜑 | |
15 | nfcv 2905 | . . . . . 6 ⊢ Ⅎ𝑘(0[,]+∞) | |
16 | esumss.3 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐵) → 𝐶 ∈ (0[,]+∞)) | |
17 | eqid 2736 | . . . . . 6 ⊢ (𝑘 ∈ 𝐵 ↦ 𝐶) = (𝑘 ∈ 𝐵 ↦ 𝐶) | |
18 | 14, 2, 15, 16, 17 | fmptdF 31417 | . . . . 5 ⊢ (𝜑 → (𝑘 ∈ 𝐵 ↦ 𝐶):𝐵⟶(0[,]+∞)) |
19 | esumss.4 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝐵 ∖ 𝐴)) → 𝐶 = 0) | |
20 | 14, 2, 3, 19, 13 | suppss2f 31398 | . . . . 5 ⊢ (𝜑 → ((𝑘 ∈ 𝐵 ↦ 𝐶) supp 0) ⊆ 𝐴) |
21 | 7, 8, 10, 12, 13, 18, 20 | tsmsres 23441 | . . . 4 ⊢ (𝜑 → ((ℝ*𝑠 ↾s (0[,]+∞)) tsums ((𝑘 ∈ 𝐵 ↦ 𝐶) ↾ 𝐴)) = ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐵 ↦ 𝐶))) |
22 | 6, 21 | eqtr3d 2778 | . . 3 ⊢ (𝜑 → ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐶)) = ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐵 ↦ 𝐶))) |
23 | 22 | unieqd 4877 | . 2 ⊢ (𝜑 → ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐶)) = ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐵 ↦ 𝐶))) |
24 | df-esum 32455 | . 2 ⊢ Σ*𝑘 ∈ 𝐴𝐶 = ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐶)) | |
25 | df-esum 32455 | . 2 ⊢ Σ*𝑘 ∈ 𝐵𝐶 = ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐵 ↦ 𝐶)) | |
26 | 23, 24, 25 | 3eqtr4g 2801 | 1 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐶 = Σ*𝑘 ∈ 𝐵𝐶) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1541 Ⅎwnf 1785 ∈ wcel 2106 Ⅎwnfc 2885 ∖ cdif 3905 ⊆ wss 3908 ∪ cuni 4863 ↦ cmpt 5186 ↾ cres 5633 (class class class)co 7351 0cc0 11009 +∞cpnf 11144 [,]cicc 13221 ↾s cress 17066 ℝ*𝑠cxrs 17336 CMndccmn 19515 TopSpctps 22227 tsums ctsu 23423 Σ*cesum 32454 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5240 ax-sep 5254 ax-nul 5261 ax-pow 5318 ax-pr 5382 ax-un 7664 ax-cnex 11065 ax-resscn 11066 ax-1cn 11067 ax-icn 11068 ax-addcl 11069 ax-addrcl 11070 ax-mulcl 11071 ax-mulrcl 11072 ax-mulcom 11073 ax-addass 11074 ax-mulass 11075 ax-distr 11076 ax-i2m1 11077 ax-1ne0 11078 ax-1rid 11079 ax-rnegex 11080 ax-rrecex 11081 ax-cnre 11082 ax-pre-lttri 11083 ax-pre-lttrn 11084 ax-pre-ltadd 11085 ax-pre-mulgt0 11086 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 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 3351 df-reu 3352 df-rab 3406 df-v 3445 df-sbc 3738 df-csb 3854 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3927 df-nul 4281 df-if 4485 df-pw 4560 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4864 df-int 4906 df-iun 4954 df-br 5104 df-opab 5166 df-mpt 5187 df-tr 5221 df-id 5529 df-eprel 5535 df-po 5543 df-so 5544 df-fr 5586 df-se 5587 df-we 5588 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6251 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6445 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-isom 6502 df-riota 7307 df-ov 7354 df-oprab 7355 df-mpo 7356 df-om 7795 df-1st 7913 df-2nd 7914 df-supp 8085 df-frecs 8204 df-wrecs 8235 df-recs 8309 df-rdg 8348 df-1o 8404 df-er 8606 df-map 8725 df-en 8842 df-dom 8843 df-sdom 8844 df-fin 8845 df-fsupp 9264 df-fi 9305 df-oi 9404 df-card 9833 df-pnf 11149 df-mnf 11150 df-xr 11151 df-ltxr 11152 df-le 11153 df-sub 11345 df-neg 11346 df-nn 12112 df-2 12174 df-3 12175 df-4 12176 df-5 12177 df-6 12178 df-7 12179 df-8 12180 df-9 12181 df-n0 12372 df-z 12458 df-dec 12577 df-uz 12722 df-xadd 12988 df-icc 13225 df-fz 13379 df-fzo 13522 df-seq 13861 df-hash 14185 df-struct 16973 df-sets 16990 df-slot 17008 df-ndx 17020 df-base 17038 df-ress 17067 df-plusg 17100 df-mulr 17101 df-tset 17106 df-ple 17107 df-ds 17109 df-rest 17258 df-topn 17259 df-0g 17277 df-gsum 17278 df-topgen 17279 df-ordt 17337 df-xrs 17338 df-ps 18409 df-tsr 18410 df-mgm 18451 df-sgrp 18500 df-mnd 18511 df-submnd 18556 df-cntz 19050 df-cmn 19517 df-fbas 20740 df-fg 20741 df-top 22189 df-topon 22206 df-topsp 22228 df-bases 22242 df-ntr 22317 df-nei 22395 df-fil 23143 df-fm 23235 df-flim 23236 df-flf 23237 df-tsms 23424 df-esum 32455 |
This theorem is referenced by: esumpinfval 32500 |
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