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Mirrors > Home > MPE Home > Th. List > Mathboxes > knoppcnlem1 | Structured version Visualization version GIF version |
Description: Lemma for knoppcn 34663. (Contributed by Asger C. Ipsen, 4-Apr-2021.) |
Ref | Expression |
---|---|
knoppcnlem1.f | ⊢ 𝐹 = (𝑦 ∈ ℝ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝑦))))) |
knoppcnlem1.2 | ⊢ (𝜑 → 𝐴 ∈ ℝ) |
knoppcnlem1.3 | ⊢ (𝜑 → 𝑀 ∈ ℕ0) |
Ref | Expression |
---|---|
knoppcnlem1 | ⊢ (𝜑 → ((𝐹‘𝐴)‘𝑀) = ((𝐶↑𝑀) · (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴)))) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | knoppcnlem1.f | . . 3 ⊢ 𝐹 = (𝑦 ∈ ℝ ↦ (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝑦))))) | |
2 | oveq2 7276 | . . . . . 6 ⊢ (𝑦 = 𝐴 → (((2 · 𝑁)↑𝑛) · 𝑦) = (((2 · 𝑁)↑𝑛) · 𝐴)) | |
3 | 2 | fveq2d 6772 | . . . . 5 ⊢ (𝑦 = 𝐴 → (𝑇‘(((2 · 𝑁)↑𝑛) · 𝑦)) = (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴))) |
4 | 3 | oveq2d 7284 | . . . 4 ⊢ (𝑦 = 𝐴 → ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝑦))) = ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴)))) |
5 | 4 | mpteq2dv 5180 | . . 3 ⊢ (𝑦 = 𝐴 → (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝑦)))) = (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴))))) |
6 | knoppcnlem1.2 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℝ) | |
7 | nn0ex 12222 | . . . . 5 ⊢ ℕ0 ∈ V | |
8 | 7 | mptex 7093 | . . . 4 ⊢ (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴)))) ∈ V |
9 | 8 | a1i 11 | . . 3 ⊢ (𝜑 → (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴)))) ∈ V) |
10 | 1, 5, 6, 9 | fvmptd3 6892 | . 2 ⊢ (𝜑 → (𝐹‘𝐴) = (𝑛 ∈ ℕ0 ↦ ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴))))) |
11 | oveq2 7276 | . . . 4 ⊢ (𝑛 = 𝑀 → (𝐶↑𝑛) = (𝐶↑𝑀)) | |
12 | oveq2 7276 | . . . . 5 ⊢ (𝑛 = 𝑀 → ((2 · 𝑁)↑𝑛) = ((2 · 𝑁)↑𝑀)) | |
13 | 12 | fvoveq1d 7290 | . . . 4 ⊢ (𝑛 = 𝑀 → (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴)) = (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴))) |
14 | 11, 13 | oveq12d 7286 | . . 3 ⊢ (𝑛 = 𝑀 → ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴))) = ((𝐶↑𝑀) · (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴)))) |
15 | 14 | adantl 481 | . 2 ⊢ ((𝜑 ∧ 𝑛 = 𝑀) → ((𝐶↑𝑛) · (𝑇‘(((2 · 𝑁)↑𝑛) · 𝐴))) = ((𝐶↑𝑀) · (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴)))) |
16 | knoppcnlem1.3 | . 2 ⊢ (𝜑 → 𝑀 ∈ ℕ0) | |
17 | ovexd 7303 | . 2 ⊢ (𝜑 → ((𝐶↑𝑀) · (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴))) ∈ V) | |
18 | 10, 15, 16, 17 | fvmptd 6876 | 1 ⊢ (𝜑 → ((𝐹‘𝐴)‘𝑀) = ((𝐶↑𝑀) · (𝑇‘(((2 · 𝑁)↑𝑀) · 𝐴)))) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1541 ∈ wcel 2109 Vcvv 3430 ↦ cmpt 5161 ‘cfv 6430 (class class class)co 7268 ℝcr 10854 · cmul 10860 2c2 12011 ℕ0cn0 12216 ↑cexp 13763 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1801 ax-4 1815 ax-5 1916 ax-6 1974 ax-7 2014 ax-8 2111 ax-9 2119 ax-10 2140 ax-11 2157 ax-12 2174 ax-ext 2710 ax-rep 5213 ax-sep 5226 ax-nul 5233 ax-pr 5355 ax-un 7579 ax-cnex 10911 ax-1cn 10913 ax-addcl 10915 |
This theorem depends on definitions: df-bi 206 df-an 396 df-or 844 df-3or 1086 df-3an 1087 df-tru 1544 df-fal 1554 df-ex 1786 df-nf 1790 df-sb 2071 df-mo 2541 df-eu 2570 df-clab 2717 df-cleq 2731 df-clel 2817 df-nfc 2890 df-ne 2945 df-ral 3070 df-rex 3071 df-reu 3072 df-rab 3074 df-v 3432 df-sbc 3720 df-csb 3837 df-dif 3894 df-un 3896 df-in 3898 df-ss 3908 df-pss 3910 df-nul 4262 df-if 4465 df-pw 4540 df-sn 4567 df-pr 4569 df-tp 4571 df-op 4573 df-uni 4845 df-iun 4931 df-br 5079 df-opab 5141 df-mpt 5162 df-tr 5196 df-id 5488 df-eprel 5494 df-po 5502 df-so 5503 df-fr 5543 df-we 5545 df-xp 5594 df-rel 5595 df-cnv 5596 df-co 5597 df-dm 5598 df-rn 5599 df-res 5600 df-ima 5601 df-pred 6199 df-ord 6266 df-on 6267 df-lim 6268 df-suc 6269 df-iota 6388 df-fun 6432 df-fn 6433 df-f 6434 df-f1 6435 df-fo 6436 df-f1o 6437 df-fv 6438 df-ov 7271 df-om 7701 df-2nd 7818 df-frecs 8081 df-wrecs 8112 df-recs 8186 df-rdg 8225 df-nn 11957 df-n0 12217 |
This theorem is referenced by: knoppcnlem3 34654 knoppcnlem4 34655 knoppcnlem10 34661 knoppndvlem6 34676 knoppndvlem7 34677 knoppndvlem11 34681 |
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