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Mirrors > Home > ILE Home > Th. List > isumadd | GIF version |
Description: Addition of infinite sums. (Contributed by Mario Carneiro, 18-Aug-2013.) (Revised by Mario Carneiro, 23-Apr-2014.) |
Ref | Expression |
---|---|
isumadd.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
isumadd.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
isumadd.3 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = 𝐴) |
isumadd.4 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐴 ∈ ℂ) |
isumadd.5 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = 𝐵) |
isumadd.6 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐵 ∈ ℂ) |
isumadd.7 | ⊢ (𝜑 → seq𝑀( + , 𝐹) ∈ dom ⇝ ) |
isumadd.8 | ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ dom ⇝ ) |
Ref | Expression |
---|---|
isumadd | ⊢ (𝜑 → Σ𝑘 ∈ 𝑍 (𝐴 + 𝐵) = (Σ𝑘 ∈ 𝑍 𝐴 + Σ𝑘 ∈ 𝑍 𝐵)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | isumadd.1 | . 2 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
2 | isumadd.2 | . 2 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
3 | simpr 109 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝑘 ∈ 𝑍) | |
4 | isumadd.3 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = 𝐴) | |
5 | isumadd.4 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐴 ∈ ℂ) | |
6 | 4, 5 | eqeltrd 2216 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
7 | isumadd.5 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = 𝐵) | |
8 | isumadd.6 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐵 ∈ ℂ) | |
9 | 7, 8 | eqeltrd 2216 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) ∈ ℂ) |
10 | 6, 9 | addcld 7788 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝐹‘𝑘) + (𝐺‘𝑘)) ∈ ℂ) |
11 | fveq2 5421 | . . . . . 6 ⊢ (𝑚 = 𝑘 → (𝐹‘𝑚) = (𝐹‘𝑘)) | |
12 | fveq2 5421 | . . . . . 6 ⊢ (𝑚 = 𝑘 → (𝐺‘𝑚) = (𝐺‘𝑘)) | |
13 | 11, 12 | oveq12d 5792 | . . . . 5 ⊢ (𝑚 = 𝑘 → ((𝐹‘𝑚) + (𝐺‘𝑚)) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
14 | eqid 2139 | . . . . 5 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))) = (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))) | |
15 | 13, 14 | fvmptg 5497 | . . . 4 ⊢ ((𝑘 ∈ 𝑍 ∧ ((𝐹‘𝑘) + (𝐺‘𝑘)) ∈ ℂ) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
16 | 3, 10, 15 | syl2anc 408 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
17 | 4, 7 | oveq12d 5792 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝐹‘𝑘) + (𝐺‘𝑘)) = (𝐴 + 𝐵)) |
18 | 16, 17 | eqtrd 2172 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = (𝐴 + 𝐵)) |
19 | 5, 8 | addcld 7788 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐴 + 𝐵) ∈ ℂ) |
20 | isumadd.7 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐹) ∈ dom ⇝ ) | |
21 | 1, 2, 4, 5, 20 | isumclim2 11194 | . . 3 ⊢ (𝜑 → seq𝑀( + , 𝐹) ⇝ Σ𝑘 ∈ 𝑍 𝐴) |
22 | seqex 10223 | . . . 4 ⊢ seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ∈ V | |
23 | 22 | a1i 9 | . . 3 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ∈ V) |
24 | isumadd.8 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ dom ⇝ ) | |
25 | 1, 2, 7, 8, 24 | isumclim2 11194 | . . 3 ⊢ (𝜑 → seq𝑀( + , 𝐺) ⇝ Σ𝑘 ∈ 𝑍 𝐵) |
26 | 1, 2, 6 | serf 10250 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℂ) |
27 | 26 | ffvelrnda 5555 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐹)‘𝑗) ∈ ℂ) |
28 | 1, 2, 9 | serf 10250 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐺):𝑍⟶ℂ) |
29 | 28 | ffvelrnda 5555 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐺)‘𝑗) ∈ ℂ) |
30 | simpr 109 | . . . . 5 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ 𝑍) | |
31 | 30, 1 | eleqtrdi 2232 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ (ℤ≥‘𝑀)) |
32 | simpll 518 | . . . . 5 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → 𝜑) | |
33 | 1 | eleq2i 2206 | . . . . . . 7 ⊢ (𝑘 ∈ 𝑍 ↔ 𝑘 ∈ (ℤ≥‘𝑀)) |
34 | 33 | biimpri 132 | . . . . . 6 ⊢ (𝑘 ∈ (ℤ≥‘𝑀) → 𝑘 ∈ 𝑍) |
35 | 34 | adantl 275 | . . . . 5 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → 𝑘 ∈ 𝑍) |
36 | 32, 35, 6 | syl2anc 408 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐹‘𝑘) ∈ ℂ) |
37 | 32, 35, 9 | syl2anc 408 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐺‘𝑘) ∈ ℂ) |
38 | 32, 35, 10 | syl2anc 408 | . . . . 5 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → ((𝐹‘𝑘) + (𝐺‘𝑘)) ∈ ℂ) |
39 | 35, 38, 15 | syl2anc 408 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
40 | 31, 36, 37, 39 | ser3add 10281 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))))‘𝑗) = ((seq𝑀( + , 𝐹)‘𝑗) + (seq𝑀( + , 𝐺)‘𝑗))) |
41 | 1, 2, 21, 23, 25, 27, 29, 40 | climadd 11098 | . 2 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ⇝ (Σ𝑘 ∈ 𝑍 𝐴 + Σ𝑘 ∈ 𝑍 𝐵)) |
42 | 1, 2, 18, 19, 41 | isumclim 11193 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝑍 (𝐴 + 𝐵) = (Σ𝑘 ∈ 𝑍 𝐴 + Σ𝑘 ∈ 𝑍 𝐵)) |
Colors of variables: wff set class |
Syntax hints: → wi 4 ∧ wa 103 = wceq 1331 ∈ wcel 1480 Vcvv 2686 ↦ cmpt 3989 dom cdm 4539 ‘cfv 5123 (class class class)co 5774 ℂcc 7621 + caddc 7626 ℤcz 9057 ℤ≥cuz 9329 seqcseq 10221 ⇝ cli 11050 Σcsu 11125 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-coll 4043 ax-sep 4046 ax-nul 4054 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 ax-iinf 4502 ax-cnex 7714 ax-resscn 7715 ax-1cn 7716 ax-1re 7717 ax-icn 7718 ax-addcl 7719 ax-addrcl 7720 ax-mulcl 7721 ax-mulrcl 7722 ax-addcom 7723 ax-mulcom 7724 ax-addass 7725 ax-mulass 7726 ax-distr 7727 ax-i2m1 7728 ax-0lt1 7729 ax-1rid 7730 ax-0id 7731 ax-rnegex 7732 ax-precex 7733 ax-cnre 7734 ax-pre-ltirr 7735 ax-pre-ltwlin 7736 ax-pre-lttrn 7737 ax-pre-apti 7738 ax-pre-ltadd 7739 ax-pre-mulgt0 7740 ax-pre-mulext 7741 ax-arch 7742 ax-caucvg 7743 |
This theorem depends on definitions: df-bi 116 df-dc 820 df-3or 963 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-nel 2404 df-ral 2421 df-rex 2422 df-reu 2423 df-rmo 2424 df-rab 2425 df-v 2688 df-sbc 2910 df-csb 3004 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-nul 3364 df-if 3475 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-int 3772 df-iun 3815 df-br 3930 df-opab 3990 df-mpt 3991 df-tr 4027 df-id 4215 df-po 4218 df-iso 4219 df-iord 4288 df-on 4290 df-ilim 4291 df-suc 4293 df-iom 4505 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 df-iota 5088 df-fun 5125 df-fn 5126 df-f 5127 df-f1 5128 df-fo 5129 df-f1o 5130 df-fv 5131 df-isom 5132 df-riota 5730 df-ov 5777 df-oprab 5778 df-mpo 5779 df-1st 6038 df-2nd 6039 df-recs 6202 df-irdg 6267 df-frec 6288 df-1o 6313 df-oadd 6317 df-er 6429 df-en 6635 df-dom 6636 df-fin 6637 df-pnf 7805 df-mnf 7806 df-xr 7807 df-ltxr 7808 df-le 7809 df-sub 7938 df-neg 7939 df-reap 8340 df-ap 8347 df-div 8436 df-inn 8724 df-2 8782 df-3 8783 df-4 8784 df-n0 8981 df-z 9058 df-uz 9330 df-q 9415 df-rp 9445 df-fz 9794 df-fzo 9923 df-seqfrec 10222 df-exp 10296 df-ihash 10525 df-cj 10617 df-re 10618 df-im 10619 df-rsqrt 10773 df-abs 10774 df-clim 11051 df-sumdc 11126 |
This theorem is referenced by: sumsplitdc 11204 |
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