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| Mirrors > Home > MPE Home > Th. List > pserval2 | Structured version Visualization version GIF version | ||
| Description: Value of the function 𝐺 that gives the sequence of monomials of a power series. (Contributed by Mario Carneiro, 26-Feb-2015.) | 
| Ref | Expression | 
|---|---|
| pser.g | ⊢ 𝐺 = (𝑥 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑥↑𝑛)))) | 
| Ref | Expression | 
|---|---|
| pserval2 | ⊢ ((𝑋 ∈ ℂ ∧ 𝑁 ∈ ℕ0) → ((𝐺‘𝑋)‘𝑁) = ((𝐴‘𝑁) · (𝑋↑𝑁))) | 
| Step | Hyp | Ref | Expression | 
|---|---|---|---|
| 1 | pser.g | . . . 4 ⊢ 𝐺 = (𝑥 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑥↑𝑛)))) | |
| 2 | 1 | pserval 26454 | . . 3 ⊢ (𝑋 ∈ ℂ → (𝐺‘𝑋) = (𝑦 ∈ ℕ0 ↦ ((𝐴‘𝑦) · (𝑋↑𝑦)))) | 
| 3 | 2 | fveq1d 6907 | . 2 ⊢ (𝑋 ∈ ℂ → ((𝐺‘𝑋)‘𝑁) = ((𝑦 ∈ ℕ0 ↦ ((𝐴‘𝑦) · (𝑋↑𝑦)))‘𝑁)) | 
| 4 | fveq2 6905 | . . . 4 ⊢ (𝑦 = 𝑁 → (𝐴‘𝑦) = (𝐴‘𝑁)) | |
| 5 | oveq2 7440 | . . . 4 ⊢ (𝑦 = 𝑁 → (𝑋↑𝑦) = (𝑋↑𝑁)) | |
| 6 | 4, 5 | oveq12d 7450 | . . 3 ⊢ (𝑦 = 𝑁 → ((𝐴‘𝑦) · (𝑋↑𝑦)) = ((𝐴‘𝑁) · (𝑋↑𝑁))) | 
| 7 | eqid 2736 | . . 3 ⊢ (𝑦 ∈ ℕ0 ↦ ((𝐴‘𝑦) · (𝑋↑𝑦))) = (𝑦 ∈ ℕ0 ↦ ((𝐴‘𝑦) · (𝑋↑𝑦))) | |
| 8 | ovex 7465 | . . 3 ⊢ ((𝐴‘𝑁) · (𝑋↑𝑁)) ∈ V | |
| 9 | 6, 7, 8 | fvmpt 7015 | . 2 ⊢ (𝑁 ∈ ℕ0 → ((𝑦 ∈ ℕ0 ↦ ((𝐴‘𝑦) · (𝑋↑𝑦)))‘𝑁) = ((𝐴‘𝑁) · (𝑋↑𝑁))) | 
| 10 | 3, 9 | sylan9eq 2796 | 1 ⊢ ((𝑋 ∈ ℂ ∧ 𝑁 ∈ ℕ0) → ((𝐺‘𝑋)‘𝑁) = ((𝐴‘𝑁) · (𝑋↑𝑁))) | 
| Colors of variables: wff setvar class | 
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1539 ∈ wcel 2107 ↦ cmpt 5224 ‘cfv 6560 (class class class)co 7432 ℂcc 11154 · cmul 11161 ℕ0cn0 12528 ↑cexp 14103 | 
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1794 ax-4 1808 ax-5 1909 ax-6 1966 ax-7 2006 ax-8 2109 ax-9 2117 ax-10 2140 ax-11 2156 ax-12 2176 ax-ext 2707 ax-rep 5278 ax-sep 5295 ax-nul 5305 ax-pr 5431 ax-un 7756 ax-cnex 11212 ax-1cn 11214 ax-addcl 11216 | 
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1542 df-fal 1552 df-ex 1779 df-nf 1783 df-sb 2064 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2728 df-clel 2815 df-nfc 2891 df-ne 2940 df-ral 3061 df-rex 3070 df-reu 3380 df-rab 3436 df-v 3481 df-sbc 3788 df-csb 3899 df-dif 3953 df-un 3955 df-in 3957 df-ss 3967 df-pss 3970 df-nul 4333 df-if 4525 df-pw 4601 df-sn 4626 df-pr 4628 df-op 4632 df-uni 4907 df-iun 4992 df-br 5143 df-opab 5205 df-mpt 5225 df-tr 5259 df-id 5577 df-eprel 5583 df-po 5591 df-so 5592 df-fr 5636 df-we 5638 df-xp 5690 df-rel 5691 df-cnv 5692 df-co 5693 df-dm 5694 df-rn 5695 df-res 5696 df-ima 5697 df-pred 6320 df-ord 6386 df-on 6387 df-lim 6388 df-suc 6389 df-iota 6513 df-fun 6562 df-fn 6563 df-f 6564 df-f1 6565 df-fo 6566 df-f1o 6567 df-fv 6568 df-ov 7435 df-om 7889 df-2nd 8016 df-frecs 8307 df-wrecs 8338 df-recs 8412 df-rdg 8451 df-nn 12268 df-n0 12529 | 
| This theorem is referenced by: radcnvlem1 26457 radcnv0 26460 dvradcnv 26465 pserulm 26466 psercn2 26467 psercn2OLD 26468 pserdvlem2 26473 abelth 26486 | 
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