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| Mirrors > Home > MPE Home > Th. List > abelthlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma for abelth 26774. (Contributed by Mario Carneiro, 1-Apr-2015.) |
| Ref | Expression |
|---|---|
| abelth.1 | ⊢ (𝜑 → 𝐴:ℕ0⟶ℂ) |
| abelth.2 | ⊢ (𝜑 → seq0( + , 𝐴) ∈ dom ⇝ ) |
| Ref | Expression |
|---|---|
| abelthlem1 | ⊢ (𝜑 → 1 ≤ sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < )) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | abs1 15470 | . 2 ⊢ (abs‘1) = 1 | |
| 2 | eqid 2760 | . . 3 ⊢ (𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛)))) = (𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛)))) | |
| 3 | abelth.1 | . . 3 ⊢ (𝜑 → 𝐴:ℕ0⟶ℂ) | |
| 4 | eqid 2760 | . . 3 ⊢ sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < ) = sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < ) | |
| 5 | 1cnd 11306 | . . 3 ⊢ (𝜑 → 1 ∈ ℂ) | |
| 6 | 3 | feqmptd 6954 | . . . . . . 7 ⊢ (𝜑 → 𝐴 = (𝑛 ∈ ℕ0 ↦ (𝐴‘𝑛))) |
| 7 | 3 | ffvelcdmda 7085 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ0) → (𝐴‘𝑛) ∈ ℂ) |
| 8 | 7 | mulridd 11330 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ0) → ((𝐴‘𝑛) · 1) = (𝐴‘𝑛)) |
| 9 | 8 | mpteq2dva 5197 | . . . . . . 7 ⊢ (𝜑 → (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1)) = (𝑛 ∈ ℕ0 ↦ (𝐴‘𝑛))) |
| 10 | 6, 9 | eqtr4d 2798 | . . . . . 6 ⊢ (𝜑 → 𝐴 = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1))) |
| 11 | ax-1cn 11262 | . . . . . . 7 ⊢ 1 ∈ ℂ | |
| 12 | oveq1 7428 | . . . . . . . . . . 11 ⊢ (𝑧 = 1 → (𝑧↑𝑛) = (1↑𝑛)) | |
| 13 | nn0z 12721 | . . . . . . . . . . . 12 ⊢ (𝑛 ∈ ℕ0 → 𝑛 ∈ ℤ) | |
| 14 | 1exp 14238 | . . . . . . . . . . . 12 ⊢ (𝑛 ∈ ℤ → (1↑𝑛) = 1) | |
| 15 | 13, 14 | syl 18 | . . . . . . . . . . 11 ⊢ (𝑛 ∈ ℕ0 → (1↑𝑛) = 1) |
| 16 | 12, 15 | sylan9eq 2815 | . . . . . . . . . 10 ⊢ ((𝑧 = 1 ∧ 𝑛 ∈ ℕ0) → (𝑧↑𝑛) = 1) |
| 17 | 16 | oveq2d 7437 | . . . . . . . . 9 ⊢ ((𝑧 = 1 ∧ 𝑛 ∈ ℕ0) → ((𝐴‘𝑛) · (𝑧↑𝑛)) = ((𝐴‘𝑛) · 1)) |
| 18 | 17 | mpteq2dva 5197 | . . . . . . . 8 ⊢ (𝑧 = 1 → (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))) = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1))) |
| 19 | nn0ex 12616 | . . . . . . . . 9 ⊢ ℕ0 ∈ V | |
| 20 | 19 | mptex 7230 | . . . . . . . 8 ⊢ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1)) ∈ V |
| 21 | 18, 2, 20 | fvmpt 6994 | . . . . . . 7 ⊢ (1 ∈ ℂ → ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1) = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1))) |
| 22 | 11, 21 | ax-mp 5 | . . . . . 6 ⊢ ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1) = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1)) |
| 23 | 10, 22 | eqtr4di 2813 | . . . . 5 ⊢ (𝜑 → 𝐴 = ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1)) |
| 24 | 23 | seqeq3d 14156 | . . . 4 ⊢ (𝜑 → seq0( + , 𝐴) = seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1))) |
| 25 | abelth.2 | . . . 4 ⊢ (𝜑 → seq0( + , 𝐴) ∈ dom ⇝ ) | |
| 26 | 24, 25 | eqeltrrd 2861 | . . 3 ⊢ (𝜑 → seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1)) ∈ dom ⇝ ) |
| 27 | 2, 3, 4, 5, 26 | radcnvle 26753 | . 2 ⊢ (𝜑 → (abs‘1) ≤ sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < )) |
| 28 | 1, 27 | eqbrtrrid 5140 | 1 ⊢ (𝜑 → 1 ≤ sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < )) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 {crab 3412 class class class wbr 5102 ↦ cmpt 5185 dom cdm 5650 ⟶wf 6535 ‘cfv 6539 (class class class)co 7421 supcsup 9436 ℂcc 11202 ℝcr 11203 0cc0 11204 1c1 11205 + caddc 11207 · cmul 11209 ℝ*cxr 11346 < clt 11347 ≤ cle 11348 ℕ0cn0 12610 ℤcz 12697 seqcseq 14148 ↑cexp 14208 abscabs 15407 ⇝ cli 15657 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7752 ax-inf2 9646 ax-cnex 11260 ax-resscn 11261 ax-1cn 11262 ax-icn 11263 ax-addcl 11264 ax-addrcl 11265 ax-mulcl 11266 ax-mulrcl 11267 ax-mulcom 11268 ax-addass 11269 ax-mulass 11270 ax-distr 11271 ax-i2m1 11272 ax-1ne0 11273 ax-1rid 11274 ax-rnegex 11275 ax-rrecex 11276 ax-cnre 11277 ax-pre-lttri 11278 ax-pre-lttrn 11279 ax-pre-ltadd 11280 ax-pre-mulgt0 11281 ax-pre-sup 11282 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-se 5604 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6541 df-fn 6542 df-f 6543 df-f1 6544 df-fo 6545 df-f1o 6546 df-fv 6547 df-isom 6548 df-riota 7378 df-ov 7424 df-oprab 7425 df-mpo 7426 df-om 7879 df-1st 8002 df-2nd 8003 df-frecs 8303 df-wrecs 8334 df-recs 8383 df-rdg 8422 df-1o 8480 df-er 8721 df-pm 8854 df-en 8978 df-dom 8979 df-sdom 8980 df-fin 8981 df-sup 9438 df-inf 9439 df-oi 9508 df-card 10024 df-pnf 11349 df-mnf 11350 df-xr 11351 df-ltxr 11352 df-le 11353 df-sub 11547 df-neg 11548 df-div 11978 df-nn 12340 df-2 12409 df-3 12410 df-n0 12611 df-z 12698 df-uz 12970 df-rp 13125 df-ico 13486 df-icc 13487 df-fz 13644 df-fzo 13793 df-fl 13936 df-seq 14149 df-exp 14209 df-hash 14479 df-cj 15272 df-re 15273 df-im 15274 df-sqrt 15408 df-abs 15409 df-limsup 15644 df-clim 15661 df-rlim 15662 df-sum 15860 |
| This theorem is used by: abelthlem3 26766 abelth 26774 |
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