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Discrete convolution
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Mathematics
Area of mathematics
Analysis
Fourier analysis
Convolution
Created
2026-09-24
Updated
2026-10-03
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For
sequences
a
,
b
, their
discrete convolution
is
(
a
∗
b
)
n
=
∑
m
a
n
−
m
b
m
.
(1)
Ancestors
(6)
Convolution
Fourier analysis
Analysis
Area of mathematics
Mathematics
Home
Incoming links
(4)
Past exam of the mathematics course of the University of Cambridge
/
2002
/
iii
/
Paper 6
/
4
/
i
/
Solution
Past exam of the mathematics course of the University of Cambridge
/
2020
/
ii
/
Paper 4
/
40E
/
a
/
Solution
Past exam of the mathematics course of the University of Cambridge
/
2023
/
ii
/
Paper 2
/
41C
/
b
/
Solution
Wiener algebra
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