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Mathbox for Thierry Arnoux |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > esumval | Structured version Visualization version GIF version |
Description: Develop the value of the extended sum. (Contributed by Thierry Arnoux, 4-Jan-2017.) |
Ref | Expression |
---|---|
esumval.p | ⊢ Ⅎ𝑘𝜑 |
esumval.0 | ⊢ Ⅎ𝑘𝐴 |
esumval.1 | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
esumval.2 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) |
esumval.3 | ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → ((ℝ*𝑠 ↾s (0[,]+∞)) Σg (𝑘 ∈ 𝑥 ↦ 𝐵)) = 𝐶) |
Ref | Expression |
---|---|
esumval | ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 = sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-esum 30904 | . . 3 ⊢ Σ*𝑘 ∈ 𝐴𝐵 = ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) | |
2 | eqid 2795 | . . . . 5 ⊢ (ℝ*𝑠 ↾s (0[,]+∞)) = (ℝ*𝑠 ↾s (0[,]+∞)) | |
3 | esumval.1 | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
4 | esumval.p | . . . . . 6 ⊢ Ⅎ𝑘𝜑 | |
5 | esumval.0 | . . . . . 6 ⊢ Ⅎ𝑘𝐴 | |
6 | nfcv 2949 | . . . . . 6 ⊢ Ⅎ𝑘(0[,]+∞) | |
7 | esumval.2 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ (0[,]+∞)) | |
8 | eqid 2795 | . . . . . 6 ⊢ (𝑘 ∈ 𝐴 ↦ 𝐵) = (𝑘 ∈ 𝐴 ↦ 𝐵) | |
9 | 4, 5, 6, 7, 8 | fmptdF 30091 | . . . . 5 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵):𝐴⟶(0[,]+∞)) |
10 | inss1 4125 | . . . . . . . . . . . . . 14 ⊢ (𝒫 𝐴 ∩ Fin) ⊆ 𝒫 𝐴 | |
11 | 10 | sseli 3885 | . . . . . . . . . . . . 13 ⊢ (𝑥 ∈ (𝒫 𝐴 ∩ Fin) → 𝑥 ∈ 𝒫 𝐴) |
12 | 11 | elpwid 4465 | . . . . . . . . . . . 12 ⊢ (𝑥 ∈ (𝒫 𝐴 ∩ Fin) → 𝑥 ⊆ 𝐴) |
13 | 12 | adantl 482 | . . . . . . . . . . 11 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → 𝑥 ⊆ 𝐴) |
14 | nfcv 2949 | . . . . . . . . . . . 12 ⊢ Ⅎ𝑘𝑥 | |
15 | 5, 14 | resmptf 5788 | . . . . . . . . . . 11 ⊢ (𝑥 ⊆ 𝐴 → ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥) = (𝑘 ∈ 𝑥 ↦ 𝐵)) |
16 | 13, 15 | syl 17 | . . . . . . . . . 10 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥) = (𝑘 ∈ 𝑥 ↦ 𝐵)) |
17 | 16 | oveq2d 7032 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → ((ℝ*𝑠 ↾s (0[,]+∞)) Σg ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥)) = ((ℝ*𝑠 ↾s (0[,]+∞)) Σg (𝑘 ∈ 𝑥 ↦ 𝐵))) |
18 | esumval.3 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → ((ℝ*𝑠 ↾s (0[,]+∞)) Σg (𝑘 ∈ 𝑥 ↦ 𝐵)) = 𝐶) | |
19 | 17, 18 | eqtr2d 2832 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑥 ∈ (𝒫 𝐴 ∩ Fin)) → 𝐶 = ((ℝ*𝑠 ↾s (0[,]+∞)) Σg ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥))) |
20 | 19 | mpteq2dva 5055 | . . . . . . 7 ⊢ (𝜑 → (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶) = (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ ((ℝ*𝑠 ↾s (0[,]+∞)) Σg ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥)))) |
21 | 20 | rneqd 5690 | . . . . . 6 ⊢ (𝜑 → ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶) = ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ ((ℝ*𝑠 ↾s (0[,]+∞)) Σg ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥)))) |
22 | 21 | supeq1d 8756 | . . . . 5 ⊢ (𝜑 → sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < ) = sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ ((ℝ*𝑠 ↾s (0[,]+∞)) Σg ((𝑘 ∈ 𝐴 ↦ 𝐵) ↾ 𝑥))), ℝ*, < )) |
23 | 2, 3, 9, 22 | xrge0tsmsd 30503 | . . . 4 ⊢ (𝜑 → ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) = {sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )}) |
24 | 23 | unieqd 4755 | . . 3 ⊢ (𝜑 → ∪ ((ℝ*𝑠 ↾s (0[,]+∞)) tsums (𝑘 ∈ 𝐴 ↦ 𝐵)) = ∪ {sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )}) |
25 | 1, 24 | syl5eq 2843 | . 2 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 = ∪ {sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )}) |
26 | xrltso 12384 | . . . 4 ⊢ < Or ℝ* | |
27 | 26 | supex 8773 | . . 3 ⊢ sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < ) ∈ V |
28 | 27 | unisn 4761 | . 2 ⊢ ∪ {sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )} = sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < ) |
29 | 25, 28 | syl6eq 2847 | 1 ⊢ (𝜑 → Σ*𝑘 ∈ 𝐴𝐵 = sup(ran (𝑥 ∈ (𝒫 𝐴 ∩ Fin) ↦ 𝐶), ℝ*, < )) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 396 = wceq 1522 Ⅎwnf 1765 ∈ wcel 2081 Ⅎwnfc 2933 ∩ cin 3858 ⊆ wss 3859 𝒫 cpw 4453 {csn 4472 ∪ cuni 4745 ↦ cmpt 5041 ran crn 5444 ↾ cres 5445 (class class class)co 7016 Fincfn 8357 supcsup 8750 0cc0 10383 +∞cpnf 10518 ℝ*cxr 10520 < clt 10521 [,]cicc 12591 ↾s cress 16313 Σg cgsu 16543 ℝ*𝑠cxrs 16602 tsums ctsu 22417 Σ*cesum 30903 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1777 ax-4 1791 ax-5 1888 ax-6 1947 ax-7 1992 ax-8 2083 ax-9 2091 ax-10 2112 ax-11 2126 ax-12 2141 ax-13 2344 ax-ext 2769 ax-rep 5081 ax-sep 5094 ax-nul 5101 ax-pow 5157 ax-pr 5221 ax-un 7319 ax-cnex 10439 ax-resscn 10440 ax-1cn 10441 ax-icn 10442 ax-addcl 10443 ax-addrcl 10444 ax-mulcl 10445 ax-mulrcl 10446 ax-mulcom 10447 ax-addass 10448 ax-mulass 10449 ax-distr 10450 ax-i2m1 10451 ax-1ne0 10452 ax-1rid 10453 ax-rnegex 10454 ax-rrecex 10455 ax-cnre 10456 ax-pre-lttri 10457 ax-pre-lttrn 10458 ax-pre-ltadd 10459 ax-pre-mulgt0 10460 ax-pre-sup 10461 |
This theorem depends on definitions: df-bi 208 df-an 397 df-or 843 df-3or 1081 df-3an 1082 df-tru 1525 df-fal 1535 df-ex 1762 df-nf 1766 df-sb 2043 df-mo 2576 df-eu 2612 df-clab 2776 df-cleq 2788 df-clel 2863 df-nfc 2935 df-ne 2985 df-nel 3091 df-ral 3110 df-rex 3111 df-reu 3112 df-rmo 3113 df-rab 3114 df-v 3439 df-sbc 3707 df-csb 3812 df-dif 3862 df-un 3864 df-in 3866 df-ss 3874 df-pss 3876 df-nul 4212 df-if 4382 df-pw 4455 df-sn 4473 df-pr 4475 df-tp 4477 df-op 4479 df-uni 4746 df-int 4783 df-iun 4827 df-iin 4828 df-br 4963 df-opab 5025 df-mpt 5042 df-tr 5064 df-id 5348 df-eprel 5353 df-po 5362 df-so 5363 df-fr 5402 df-se 5403 df-we 5404 df-xp 5449 df-rel 5450 df-cnv 5451 df-co 5452 df-dm 5453 df-rn 5454 df-res 5455 df-ima 5456 df-pred 6023 df-ord 6069 df-on 6070 df-lim 6071 df-suc 6072 df-iota 6189 df-fun 6227 df-fn 6228 df-f 6229 df-f1 6230 df-fo 6231 df-f1o 6232 df-fv 6233 df-isom 6234 df-riota 6977 df-ov 7019 df-oprab 7020 df-mpo 7021 df-of 7267 df-om 7437 df-1st 7545 df-2nd 7546 df-supp 7682 df-wrecs 7798 df-recs 7860 df-rdg 7898 df-1o 7953 df-oadd 7957 df-er 8139 df-map 8258 df-en 8358 df-dom 8359 df-sdom 8360 df-fin 8361 df-fsupp 8680 df-fi 8721 df-sup 8752 df-inf 8753 df-oi 8820 df-card 9214 df-pnf 10523 df-mnf 10524 df-xr 10525 df-ltxr 10526 df-le 10527 df-sub 10719 df-neg 10720 df-div 11146 df-nn 11487 df-2 11548 df-3 11549 df-4 11550 df-5 11551 df-6 11552 df-7 11553 df-8 11554 df-9 11555 df-n0 11746 df-z 11830 df-dec 11948 df-uz 12094 df-q 12198 df-xadd 12358 df-ioo 12592 df-ioc 12593 df-ico 12594 df-icc 12595 df-fz 12743 df-fzo 12884 df-seq 13220 df-hash 13541 df-struct 16314 df-ndx 16315 df-slot 16316 df-base 16318 df-sets 16319 df-ress 16320 df-plusg 16407 df-mulr 16408 df-tset 16413 df-ple 16414 df-ds 16416 df-rest 16525 df-topn 16526 df-0g 16544 df-gsum 16545 df-topgen 16546 df-ordt 16603 df-xrs 16604 df-mre 16686 df-mrc 16687 df-acs 16689 df-ps 17639 df-tsr 17640 df-mgm 17681 df-sgrp 17723 df-mnd 17734 df-submnd 17775 df-cntz 18188 df-cmn 18635 df-fbas 20224 df-fg 20225 df-top 21186 df-topon 21203 df-topsp 21225 df-bases 21238 df-ntr 21312 df-nei 21390 df-cn 21519 df-haus 21607 df-fil 22138 df-fm 22230 df-flim 22231 df-flf 22232 df-tsms 22418 df-esum 30904 |
This theorem is referenced by: esumel 30923 esumnul 30924 esum0 30925 gsumesum 30935 esumlub 30936 esumcst 30939 esumpcvgval 30954 esumcvg 30962 esum2d 30969 |
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