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| Mirrors > Home > MPE Home > Th. List > abelthlem1 | Structured version Visualization version GIF version | ||
| Description: Lemma for abelth 26635. (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 15368 | . 2 ⊢ (abs‘1) = 1 | |
| 2 | eqid 2765 | . . 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 2765 | . . 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 11213 | . . 3 ⊢ (𝜑 → 1 ∈ ℂ) | |
| 6 | 3 | feqmptd 6953 | . . . . . . 7 ⊢ (𝜑 → 𝐴 = (𝑛 ∈ ℕ0 ↦ (𝐴‘𝑛))) |
| 7 | 3 | ffvelcdmda 7083 | . . . . . . . . 9 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ0) → (𝐴‘𝑛) ∈ ℂ) |
| 8 | 7 | mulridd 11237 | . . . . . . . 8 ⊢ ((𝜑 ∧ 𝑛 ∈ ℕ0) → ((𝐴‘𝑛) · 1) = (𝐴‘𝑛)) |
| 9 | 8 | mpteq2dva 5206 | . . . . . . 7 ⊢ (𝜑 → (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1)) = (𝑛 ∈ ℕ0 ↦ (𝐴‘𝑛))) |
| 10 | 6, 9 | eqtr4d 2803 | . . . . . 6 ⊢ (𝜑 → 𝐴 = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1))) |
| 11 | ax-1cn 11169 | . . . . . . 7 ⊢ 1 ∈ ℂ | |
| 12 | oveq1 7423 | . . . . . . . . . . 11 ⊢ (𝑧 = 1 → (𝑧↑𝑛) = (1↑𝑛)) | |
| 13 | nn0z 12626 | . . . . . . . . . . . 12 ⊢ (𝑛 ∈ ℕ0 → 𝑛 ∈ ℤ) | |
| 14 | 1exp 14141 | . . . . . . . . . . . 12 ⊢ (𝑛 ∈ ℤ → (1↑𝑛) = 1) | |
| 15 | 13, 14 | syl 18 | . . . . . . . . . . 11 ⊢ (𝑛 ∈ ℕ0 → (1↑𝑛) = 1) |
| 16 | 12, 15 | sylan9eq 2820 | . . . . . . . . . 10 ⊢ ((𝑧 = 1 ∧ 𝑛 ∈ ℕ0) → (𝑧↑𝑛) = 1) |
| 17 | 16 | oveq2d 7432 | . . . . . . . . 9 ⊢ ((𝑧 = 1 ∧ 𝑛 ∈ ℕ0) → ((𝐴‘𝑛) · (𝑧↑𝑛)) = ((𝐴‘𝑛) · 1)) |
| 18 | 17 | mpteq2dva 5206 | . . . . . . . 8 ⊢ (𝑧 = 1 → (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))) = (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1))) |
| 19 | nn0ex 12521 | . . . . . . . . 9 ⊢ ℕ0 ∈ V | |
| 20 | 19 | mptex 7225 | . . . . . . . 8 ⊢ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · 1)) ∈ V |
| 21 | 18, 2, 20 | fvmpt 6993 | . . . . . . 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 2818 | . . . . 5 ⊢ (𝜑 → 𝐴 = ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1)) |
| 24 | 23 | seqeq3d 14059 | . . . 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 2866 | . . 3 ⊢ (𝜑 → seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘1)) ∈ dom ⇝ ) |
| 27 | 2, 3, 4, 5, 26 | radcnvle 26614 | . 2 ⊢ (𝜑 → (abs‘1) ≤ sup({𝑟 ∈ ℝ ∣ seq0( + , ((𝑧 ∈ ℂ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐴‘𝑛) · (𝑧↑𝑛))))‘𝑟)) ∈ dom ⇝ }, ℝ*, < )) |
| 28 | 1, 27 | eqbrtrrid 5149 | 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 1570 ∈ wcel 2146 {crab 3418 class class class wbr 5111 ↦ cmpt 5194 dom cdm 5663 ⟶wf 6536 ‘cfv 6540 (class class class)co 7416 supcsup 9403 ℂcc 11109 ℝcr 11110 0cc0 11111 1c1 11112 + caddc 11114 · cmul 11116 ℝ*cxr 11253 < clt 11254 ≤ cle 11255 ℕ0cn0 12515 ℤcz 12602 seqcseq 14051 ↑cexp 14111 abscabs 15305 ⇝ cli 15555 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-rep 5240 ax-sep 5259 ax-nul 5271 ax-pow 5338 ax-pr 5406 ax-un 7738 ax-inf2 9613 ax-cnex 11167 ax-resscn 11168 ax-1cn 11169 ax-icn 11170 ax-addcl 11171 ax-addrcl 11172 ax-mulcl 11173 ax-mulrcl 11174 ax-mulcom 11175 ax-addass 11176 ax-mulass 11177 ax-distr 11178 ax-i2m1 11179 ax-1ne0 11180 ax-1rid 11181 ax-rnegex 11182 ax-rrecex 11183 ax-cnre 11184 ax-pre-lttri 11185 ax-pre-lttrn 11186 ax-pre-ltadd 11187 ax-pre-mulgt0 11188 ax-pre-sup 11189 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3067 df-ral 3082 df-rex 3092 df-rmo 3371 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-int 4915 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-se 5617 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-isom 6549 df-riota 7373 df-ov 7419 df-oprab 7420 df-mpo 7421 df-om 7865 df-1st 7988 df-2nd 7989 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-1o 8455 df-er 8696 df-pm 8829 df-en 8946 df-dom 8947 df-sdom 8948 df-fin 8949 df-sup 9405 df-inf 9406 df-oi 9475 df-card 9937 df-pnf 11256 df-mnf 11257 df-xr 11258 df-ltxr 11259 df-le 11260 df-sub 11454 df-neg 11455 df-div 11883 df-nn 12245 df-2 12314 df-3 12315 df-n0 12516 df-z 12603 df-uz 12875 df-rp 13029 df-ico 13390 df-icc 13391 df-fz 13548 df-fzo 13696 df-fl 13839 df-seq 14052 df-exp 14112 df-hash 14381 df-cj 15170 df-re 15171 df-im 15172 df-sqrt 15306 df-abs 15307 df-limsup 15542 df-clim 15559 df-rlim 15560 df-sum 15758 |
| This theorem is used by: abelthlem3 26627 abelth 26635 |
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