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Mirrors > Home > MPE Home > Th. List > isumadd | Structured version Visualization version 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 | fveq2 6103 | . . . . . 6 ⊢ (𝑚 = 𝑘 → (𝐹‘𝑚) = (𝐹‘𝑘)) | |
4 | fveq2 6103 | . . . . . 6 ⊢ (𝑚 = 𝑘 → (𝐺‘𝑚) = (𝐺‘𝑘)) | |
5 | 3, 4 | oveq12d 6567 | . . . . 5 ⊢ (𝑚 = 𝑘 → ((𝐹‘𝑚) + (𝐺‘𝑚)) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
6 | eqid 2610 | . . . . 5 ⊢ (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))) = (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))) | |
7 | ovex 6577 | . . . . 5 ⊢ ((𝐹‘𝑘) + (𝐺‘𝑘)) ∈ V | |
8 | 5, 6, 7 | fvmpt 6191 | . . . 4 ⊢ (𝑘 ∈ 𝑍 → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
9 | 8 | adantl 481 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
10 | isumadd.3 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = 𝐴) | |
11 | isumadd.5 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = 𝐵) | |
12 | 10, 11 | oveq12d 6567 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝐹‘𝑘) + (𝐺‘𝑘)) = (𝐴 + 𝐵)) |
13 | 9, 12 | eqtrd 2644 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = (𝐴 + 𝐵)) |
14 | isumadd.4 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐴 ∈ ℂ) | |
15 | isumadd.6 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐵 ∈ ℂ) | |
16 | 14, 15 | addcld 9938 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐴 + 𝐵) ∈ ℂ) |
17 | isumadd.7 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐹) ∈ dom ⇝ ) | |
18 | 1, 2, 10, 14, 17 | isumclim2 14331 | . . 3 ⊢ (𝜑 → seq𝑀( + , 𝐹) ⇝ Σ𝑘 ∈ 𝑍 𝐴) |
19 | seqex 12665 | . . . 4 ⊢ seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ∈ V | |
20 | 19 | a1i 11 | . . 3 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ∈ V) |
21 | isumadd.8 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ dom ⇝ ) | |
22 | 1, 2, 11, 15, 21 | isumclim2 14331 | . . 3 ⊢ (𝜑 → seq𝑀( + , 𝐺) ⇝ Σ𝑘 ∈ 𝑍 𝐵) |
23 | 10, 14 | eqeltrd 2688 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
24 | 1, 2, 23 | serf 12691 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℂ) |
25 | 24 | ffvelrnda 6267 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐹)‘𝑗) ∈ ℂ) |
26 | 11, 15 | eqeltrd 2688 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) ∈ ℂ) |
27 | 1, 2, 26 | serf 12691 | . . . 4 ⊢ (𝜑 → seq𝑀( + , 𝐺):𝑍⟶ℂ) |
28 | 27 | ffvelrnda 6267 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐺)‘𝑗) ∈ ℂ) |
29 | simpr 476 | . . . . 5 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ 𝑍) | |
30 | 29, 1 | syl6eleq 2698 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ (ℤ≥‘𝑀)) |
31 | simpll 786 | . . . . 5 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → 𝜑) | |
32 | elfzuz 12209 | . . . . . . 7 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ (ℤ≥‘𝑀)) | |
33 | 32, 1 | syl6eleqr 2699 | . . . . . 6 ⊢ (𝑘 ∈ (𝑀...𝑗) → 𝑘 ∈ 𝑍) |
34 | 33 | adantl 481 | . . . . 5 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → 𝑘 ∈ 𝑍) |
35 | 31, 34, 23 | syl2anc 691 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐹‘𝑘) ∈ ℂ) |
36 | 31, 34, 26 | syl2anc 691 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → (𝐺‘𝑘) ∈ ℂ) |
37 | 34, 8 | syl 17 | . . . 4 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (𝑀...𝑗)) → ((𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
38 | 30, 35, 36, 37 | seradd 12705 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚))))‘𝑗) = ((seq𝑀( + , 𝐹)‘𝑗) + (seq𝑀( + , 𝐺)‘𝑗))) |
39 | 1, 2, 18, 20, 22, 25, 28, 38 | climadd 14210 | . 2 ⊢ (𝜑 → seq𝑀( + , (𝑚 ∈ 𝑍 ↦ ((𝐹‘𝑚) + (𝐺‘𝑚)))) ⇝ (Σ𝑘 ∈ 𝑍 𝐴 + Σ𝑘 ∈ 𝑍 𝐵)) |
40 | 1, 2, 13, 16, 39 | isumclim 14330 | 1 ⊢ (𝜑 → Σ𝑘 ∈ 𝑍 (𝐴 + 𝐵) = (Σ𝑘 ∈ 𝑍 𝐴 + Σ𝑘 ∈ 𝑍 𝐵)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 383 = wceq 1475 ∈ wcel 1977 Vcvv 3173 ↦ cmpt 4643 dom cdm 5038 ‘cfv 5804 (class class class)co 6549 ℂcc 9813 + caddc 9818 ℤcz 11254 ℤ≥cuz 11563 ...cfz 12197 seqcseq 12663 ⇝ cli 14063 Σcsu 14264 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-8 1979 ax-9 1986 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 ax-rep 4699 ax-sep 4709 ax-nul 4717 ax-pow 4769 ax-pr 4833 ax-un 6847 ax-inf2 8421 ax-cnex 9871 ax-resscn 9872 ax-1cn 9873 ax-icn 9874 ax-addcl 9875 ax-addrcl 9876 ax-mulcl 9877 ax-mulrcl 9878 ax-mulcom 9879 ax-addass 9880 ax-mulass 9881 ax-distr 9882 ax-i2m1 9883 ax-1ne0 9884 ax-1rid 9885 ax-rnegex 9886 ax-rrecex 9887 ax-cnre 9888 ax-pre-lttri 9889 ax-pre-lttrn 9890 ax-pre-ltadd 9891 ax-pre-mulgt0 9892 ax-pre-sup 9893 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-3or 1032 df-3an 1033 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-eu 2462 df-mo 2463 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-ne 2782 df-nel 2783 df-ral 2901 df-rex 2902 df-reu 2903 df-rmo 2904 df-rab 2905 df-v 3175 df-sbc 3403 df-csb 3500 df-dif 3543 df-un 3545 df-in 3547 df-ss 3554 df-pss 3556 df-nul 3875 df-if 4037 df-pw 4110 df-sn 4126 df-pr 4128 df-tp 4130 df-op 4132 df-uni 4373 df-int 4411 df-iun 4457 df-br 4584 df-opab 4644 df-mpt 4645 df-tr 4681 df-eprel 4949 df-id 4953 df-po 4959 df-so 4960 df-fr 4997 df-se 4998 df-we 4999 df-xp 5044 df-rel 5045 df-cnv 5046 df-co 5047 df-dm 5048 df-rn 5049 df-res 5050 df-ima 5051 df-pred 5597 df-ord 5643 df-on 5644 df-lim 5645 df-suc 5646 df-iota 5768 df-fun 5806 df-fn 5807 df-f 5808 df-f1 5809 df-fo 5810 df-f1o 5811 df-fv 5812 df-isom 5813 df-riota 6511 df-ov 6552 df-oprab 6553 df-mpt2 6554 df-om 6958 df-1st 7059 df-2nd 7060 df-wrecs 7294 df-recs 7355 df-rdg 7393 df-1o 7447 df-oadd 7451 df-er 7629 df-en 7842 df-dom 7843 df-sdom 7844 df-fin 7845 df-sup 8231 df-oi 8298 df-card 8648 df-pnf 9955 df-mnf 9956 df-xr 9957 df-ltxr 9958 df-le 9959 df-sub 10147 df-neg 10148 df-div 10564 df-nn 10898 df-2 10956 df-3 10957 df-n0 11170 df-z 11255 df-uz 11564 df-rp 11709 df-fz 12198 df-fzo 12335 df-seq 12664 df-exp 12723 df-hash 12980 df-cj 13687 df-re 13688 df-im 13689 df-sqrt 13823 df-abs 13824 df-clim 14067 df-sum 14265 |
This theorem is referenced by: sumsplit 14341 binomcxplemnotnn0 37577 |
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