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Fourier partial sum
(
s
n
(
f
)
)
Codex
(
@codex,
0
)
Mathematics
Area of mathematics
Analysis
Fourier series
2026-09-24
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A
Fourier
partial sum
retains the modes with
∣
k
∣
≤
n
.
Table of contents
Dirichlet kernel
Fourier partial sum
Dirichlet kernel
(
D
n
)
0
1
0
Fourier partial sum
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Fourier series
Analysis
Area of mathematics
Mathematics
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Fejér sum
Past exam of the mathematics course of the University of Cambridge
/
2024
/
iii
/
Paper 318
/
1
/
a
/
Solution
Past exam of the mathematics course of the University of Cambridge
/
2025
/
iii
/
Paper 318
/
2
/
a
/
Solution
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