| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > ILE Home > Th. List > isermulc2 | GIF version | ||
| Description: Multiplication of an infinite series by a constant. (Contributed by Paul Chapman, 14-Nov-2007.) (Revised by Jim Kingdon, 8-Apr-2023.) |
| Ref | Expression |
|---|---|
| clim2iser.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| isermulc2.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| isermulc2.4 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
| isermulc2.5 | ⊢ (𝜑 → seq𝑀( + , 𝐹) ⇝ 𝐴) |
| isermulc2.6 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
| isermulc2.7 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = (𝐶 · (𝐹‘𝑘))) |
| Ref | Expression |
|---|---|
| isermulc2 | ⊢ (𝜑 → seq𝑀( + , 𝐺) ⇝ (𝐶 · 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | clim2iser.1 | . 2 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 2 | isermulc2.2 | . 2 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 3 | isermulc2.5 | . 2 ⊢ (𝜑 → seq𝑀( + , 𝐹) ⇝ 𝐴) | |
| 4 | isermulc2.4 | . 2 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
| 5 | seqex 10888 | . . 3 ⊢ seq𝑀( + , 𝐺) ∈ V | |
| 6 | 5 | a1i 9 | . 2 ⊢ (𝜑 → seq𝑀( + , 𝐺) ∈ V) |
| 7 | isermulc2.6 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) | |
| 8 | 1, 2, 7 | serf 10922 | . . 3 ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℂ) |
| 9 | 8 | ffvelcdmda 5843 | . 2 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐹)‘𝑗) ∈ ℂ) |
| 10 | addcl 8304 | . . . 4 ⊢ ((𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ) → (𝑘 + 𝑥) ∈ ℂ) | |
| 11 | 10 | adantl 277 | . . 3 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ (𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ)) → (𝑘 + 𝑥) ∈ ℂ) |
| 12 | 4 | adantr 276 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝐶 ∈ ℂ) |
| 13 | adddi 8311 | . . . . 5 ⊢ ((𝐶 ∈ ℂ ∧ 𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ) → (𝐶 · (𝑘 + 𝑥)) = ((𝐶 · 𝑘) + (𝐶 · 𝑥))) | |
| 14 | 13 | 3expb 1235 | . . . 4 ⊢ ((𝐶 ∈ ℂ ∧ (𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ)) → (𝐶 · (𝑘 + 𝑥)) = ((𝐶 · 𝑘) + (𝐶 · 𝑥))) |
| 15 | 12, 14 | sylan 283 | . . 3 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ (𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ)) → (𝐶 · (𝑘 + 𝑥)) = ((𝐶 · 𝑘) + (𝐶 · 𝑥))) |
| 16 | simpr 110 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ 𝑍) | |
| 17 | 16, 1 | eleqtrdi 2331 | . . 3 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → 𝑗 ∈ (ℤ≥‘𝑀)) |
| 18 | 1 | eleq2i 2305 | . . . . 5 ⊢ (𝑘 ∈ 𝑍 ↔ 𝑘 ∈ (ℤ≥‘𝑀)) |
| 19 | 18, 7 | sylan2br 288 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐹‘𝑘) ∈ ℂ) |
| 20 | 19 | adantlr 481 | . . 3 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐹‘𝑘) ∈ ℂ) |
| 21 | isermulc2.7 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = (𝐶 · (𝐹‘𝑘))) | |
| 22 | 18, 21 | sylan2br 288 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐺‘𝑘) = (𝐶 · (𝐹‘𝑘))) |
| 23 | 22 | adantlr 481 | . . 3 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ 𝑘 ∈ (ℤ≥‘𝑀)) → (𝐺‘𝑘) = (𝐶 · (𝐹‘𝑘))) |
| 24 | mulcl 8306 | . . . 4 ⊢ ((𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ) → (𝑘 · 𝑥) ∈ ℂ) | |
| 25 | 24 | adantl 277 | . . 3 ⊢ (((𝜑 ∧ 𝑗 ∈ 𝑍) ∧ (𝑘 ∈ ℂ ∧ 𝑥 ∈ ℂ)) → (𝑘 · 𝑥) ∈ ℂ) |
| 26 | 11, 15, 17, 20, 23, 25, 12 | seq3distr 10971 | . 2 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → (seq𝑀( + , 𝐺)‘𝑗) = (𝐶 · (seq𝑀( + , 𝐹)‘𝑗))) |
| 27 | 1, 2, 3, 4, 6, 9, 26 | climmulc2 12099 | 1 ⊢ (𝜑 → seq𝑀( + , 𝐺) ⇝ (𝐶 · 𝐴)) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 Vcvv 2821 class class class wbr 4130 ‘cfv 5377 (class class class)co 6085 ℂcc 8177 + caddc 8182 · cmul 8184 ℤcz 9646 ℤ≥cuz 9923 seqcseq 10886 ⇝ cli 12046 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-nul 4259 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-iinf 4735 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-mulrcl 8278 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-precex 8289 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-apti 8294 ax-pre-ltadd 8295 ax-pre-mulgt0 8296 ax-pre-mulext 8297 ax-arch 8298 ax-caucvg 8299 |
| This proof depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-tr 4230 df-id 4438 df-po 4441 df-iso 4442 df-iord 4511 df-on 4513 df-ilim 4514 df-suc 4516 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-recs 6576 df-frec 6662 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-reap 8904 df-ap 8911 df-div 9004 df-inn 9306 df-2 9364 df-3 9365 df-4 9366 df-n0 9566 df-z 9647 df-uz 9924 df-rp 10057 df-seqfrec 10887 df-exp 10978 df-cj 11609 df-re 11610 df-im 11611 df-rsqrt 11766 df-abs 11767 df-clim 12047 |
| This theorem is used by: isummulc2 12195 mertensabs 12306 ege2le3 12440 eftlub 12459 log2tlbndlog2 16088 |
| Copyright terms: Public domain | W3C validator |