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Description: Define the Vinogradov trigonometric sums. (Contributed by Thierry Arnoux, 1-Dec-2021)
| Ref | Expression | ||
|---|---|---|---|
| Assertion | df-vts | ⊢ vts = ( 𝑙 ∈ ( ℂ ↑m ℕ ) , 𝑛 ∈ ℕ0 ↦ ( 𝑥 ∈ ℂ ↦ Σ 𝑎 ∈ ( 1 ... 𝑛 ) ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) ) ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 0 | cvts | ⊢ vts | |
| 1 | vl | ⊢ 𝑙 | |
| 2 | cc | ⊢ ℂ | |
| 3 | cmap | ⊢ ↑m | |
| 4 | cn | ⊢ ℕ | |
| 5 | 2 4 3 | co | ⊢ ( ℂ ↑m ℕ ) |
| 6 | vn | ⊢ 𝑛 | |
| 7 | cn0 | ⊢ ℕ0 | |
| 8 | vx | ⊢ 𝑥 | |
| 9 | va | ⊢ 𝑎 | |
| 10 | c1 | ⊢ 1 | |
| 11 | cfz | ⊢ ... | |
| 12 | 6 | cv | ⊢ 𝑛 |
| 13 | 10 12 11 | co | ⊢ ( 1 ... 𝑛 ) |
| 14 | 1 | cv | ⊢ 𝑙 |
| 15 | 9 | cv | ⊢ 𝑎 |
| 16 | 15 14 | cfv | ⊢ ( 𝑙 ‘ 𝑎 ) |
| 17 | cmul | ⊢ · | |
| 18 | ce | ⊢ exp | |
| 19 | ci | ⊢ i | |
| 20 | c2 | ⊢ 2 | |
| 21 | cpi | ⊢ π | |
| 22 | 20 21 17 | co | ⊢ ( 2 · π ) |
| 23 | 19 22 17 | co | ⊢ ( i · ( 2 · π ) ) |
| 24 | 8 | cv | ⊢ 𝑥 |
| 25 | 15 24 17 | co | ⊢ ( 𝑎 · 𝑥 ) |
| 26 | 23 25 17 | co | ⊢ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) |
| 27 | 26 18 | cfv | ⊢ ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) |
| 28 | 16 27 17 | co | ⊢ ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) |
| 29 | 13 28 9 | csu | ⊢ Σ 𝑎 ∈ ( 1 ... 𝑛 ) ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) |
| 30 | 8 2 29 | cmpt | ⊢ ( 𝑥 ∈ ℂ ↦ Σ 𝑎 ∈ ( 1 ... 𝑛 ) ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) ) |
| 31 | 1 6 5 7 30 | cmpo | ⊢ ( 𝑙 ∈ ( ℂ ↑m ℕ ) , 𝑛 ∈ ℕ0 ↦ ( 𝑥 ∈ ℂ ↦ Σ 𝑎 ∈ ( 1 ... 𝑛 ) ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) ) ) |
| 32 | 0 31 | wceq | ⊢ vts = ( 𝑙 ∈ ( ℂ ↑m ℕ ) , 𝑛 ∈ ℕ0 ↦ ( 𝑥 ∈ ℂ ↦ Σ 𝑎 ∈ ( 1 ... 𝑛 ) ( ( 𝑙 ‘ 𝑎 ) · ( exp ‘ ( ( i · ( 2 · π ) ) · ( 𝑎 · 𝑥 ) ) ) ) ) ) |