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| Mirrors > Home > MPE Home > Th. List > seqcaopr | Structured version Visualization version GIF version | ||
| Description: The sum of two infinite series (generalized to an arbitrary commutative and associative operation). (Contributed by NM, 17-Mar-2005.) (Revised by Mario Carneiro, 30-May-2014.) |
| Ref | Expression |
|---|---|
| seqcaopr.1 | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥 + 𝑦) ∈ 𝑆) |
| seqcaopr.2 | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) |
| seqcaopr.3 | ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧))) |
| seqcaopr.4 | ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀)) |
| seqcaopr.5 | ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐹‘𝑘) ∈ 𝑆) |
| seqcaopr.6 | ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐺‘𝑘) ∈ 𝑆) |
| seqcaopr.7 | ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐻‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) |
| Ref | Expression |
|---|---|
| seqcaopr | ⊢ (𝜑 → (seq𝑀( + , 𝐻)‘𝑁) = ((seq𝑀( + , 𝐹)‘𝑁) + (seq𝑀( + , 𝐺)‘𝑁))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | seqcaopr.1 | . . 3 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥 + 𝑦) ∈ 𝑆) | |
| 2 | 1 | caovclg 7592 | . 2 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆)) → (𝑎 + 𝑏) ∈ 𝑆) |
| 3 | simpl 487 | . . . . . . 7 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → 𝜑) | |
| 4 | simprrl 792 | . . . . . . 7 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → 𝑐 ∈ 𝑆) | |
| 5 | simprlr 791 | . . . . . . 7 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → 𝑏 ∈ 𝑆) | |
| 6 | seqcaopr.2 | . . . . . . . 8 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆)) → (𝑥 + 𝑦) = (𝑦 + 𝑥)) | |
| 7 | 6 | caovcomg 7595 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑐 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆)) → (𝑐 + 𝑏) = (𝑏 + 𝑐)) |
| 8 | 3, 4, 5, 7 | syl12anc 849 | . . . . . 6 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → (𝑐 + 𝑏) = (𝑏 + 𝑐)) |
| 9 | 8 | oveq1d 7415 | . . . . 5 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑐 + 𝑏) + 𝑑) = ((𝑏 + 𝑐) + 𝑑)) |
| 10 | simprrr 793 | . . . . . 6 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → 𝑑 ∈ 𝑆) | |
| 11 | seqcaopr.3 | . . . . . . 7 ⊢ ((𝜑 ∧ (𝑥 ∈ 𝑆 ∧ 𝑦 ∈ 𝑆 ∧ 𝑧 ∈ 𝑆)) → ((𝑥 + 𝑦) + 𝑧) = (𝑥 + (𝑦 + 𝑧))) | |
| 12 | 11 | caovassg 7598 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑐 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆)) → ((𝑐 + 𝑏) + 𝑑) = (𝑐 + (𝑏 + 𝑑))) |
| 13 | 3, 4, 5, 10, 12 | syl13anc 1395 | . . . . 5 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑐 + 𝑏) + 𝑑) = (𝑐 + (𝑏 + 𝑑))) |
| 14 | 11 | caovassg 7598 | . . . . . 6 ⊢ ((𝜑 ∧ (𝑏 ∈ 𝑆 ∧ 𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆)) → ((𝑏 + 𝑐) + 𝑑) = (𝑏 + (𝑐 + 𝑑))) |
| 15 | 3, 5, 4, 10, 14 | syl13anc 1395 | . . . . 5 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑏 + 𝑐) + 𝑑) = (𝑏 + (𝑐 + 𝑑))) |
| 16 | 9, 13, 15 | 3eqtr3d 2808 | . . . 4 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → (𝑐 + (𝑏 + 𝑑)) = (𝑏 + (𝑐 + 𝑑))) |
| 17 | 16 | oveq2d 7416 | . . 3 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → (𝑎 + (𝑐 + (𝑏 + 𝑑))) = (𝑎 + (𝑏 + (𝑐 + 𝑑)))) |
| 18 | simprll 790 | . . . 4 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → 𝑎 ∈ 𝑆) | |
| 19 | 1 | caovclg 7592 | . . . . 5 ⊢ ((𝜑 ∧ (𝑏 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆)) → (𝑏 + 𝑑) ∈ 𝑆) |
| 20 | 3, 5, 10, 19 | syl12anc 849 | . . . 4 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → (𝑏 + 𝑑) ∈ 𝑆) |
| 21 | 11 | caovassg 7598 | . . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑆 ∧ 𝑐 ∈ 𝑆 ∧ (𝑏 + 𝑑) ∈ 𝑆)) → ((𝑎 + 𝑐) + (𝑏 + 𝑑)) = (𝑎 + (𝑐 + (𝑏 + 𝑑)))) |
| 22 | 3, 18, 4, 20, 21 | syl13anc 1395 | . . 3 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑎 + 𝑐) + (𝑏 + 𝑑)) = (𝑎 + (𝑐 + (𝑏 + 𝑑)))) |
| 23 | 1 | caovclg 7592 | . . . . 5 ⊢ ((𝜑 ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆)) → (𝑐 + 𝑑) ∈ 𝑆) |
| 24 | 23 | adantrl 728 | . . . 4 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → (𝑐 + 𝑑) ∈ 𝑆) |
| 25 | 11 | caovassg 7598 | . . . 4 ⊢ ((𝜑 ∧ (𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆 ∧ (𝑐 + 𝑑) ∈ 𝑆)) → ((𝑎 + 𝑏) + (𝑐 + 𝑑)) = (𝑎 + (𝑏 + (𝑐 + 𝑑)))) |
| 26 | 3, 18, 5, 24, 25 | syl13anc 1395 | . . 3 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑎 + 𝑏) + (𝑐 + 𝑑)) = (𝑎 + (𝑏 + (𝑐 + 𝑑)))) |
| 27 | 17, 22, 26 | 3eqtr4d 2810 | . 2 ⊢ ((𝜑 ∧ ((𝑎 ∈ 𝑆 ∧ 𝑏 ∈ 𝑆) ∧ (𝑐 ∈ 𝑆 ∧ 𝑑 ∈ 𝑆))) → ((𝑎 + 𝑐) + (𝑏 + 𝑑)) = ((𝑎 + 𝑏) + (𝑐 + 𝑑))) |
| 28 | seqcaopr.4 | . 2 ⊢ (𝜑 → 𝑁 ∈ (ℤ≥‘𝑀)) | |
| 29 | seqcaopr.5 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐹‘𝑘) ∈ 𝑆) | |
| 30 | seqcaopr.6 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐺‘𝑘) ∈ 𝑆) | |
| 31 | seqcaopr.7 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ (𝑀...𝑁)) → (𝐻‘𝑘) = ((𝐹‘𝑘) + (𝐺‘𝑘))) | |
| 32 | 2, 2, 27, 28, 29, 30, 31 | seqcaopr2 14065 | 1 ⊢ (𝜑 → (seq𝑀( + , 𝐻)‘𝑁) = ((seq𝑀( + , 𝐹)‘𝑁) + (seq𝑀( + , 𝐺)‘𝑁))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 ∧ w3a 1101 = wceq 1563 ∈ wcel 2145 ‘cfv 6525 (class class class)co 7400 ℤ≥cuz 12853 ...cfz 13526 seqcseq 14028 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-pred 6292 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12225 df-n0 12496 df-z 12583 df-uz 12854 df-fz 13527 df-fzo 13674 df-seq 14029 |
| This theorem is referenced by: seradd 14071 prodfmul 15934 mulgnn0di 19886 |
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