Circular Matrix computation

Commodity function for building a circulant matrix given a vector

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Updated 2 Feb 2009

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circulant Computes the circulant matrix of a vector.

circulant(vec) is a max(size(vec))-by-max(size(vec)) circulant
matrix built with the elements of vec

Note: The parameter may be either a column or row vector

Example:
v = [ 1 2 3 4 ];
circulant( v )

ans =

1 2 3 4
2 3 4 1
3 4 1 2
4 1 2 3

Cite As

Massimo Fierro (2023). Circular Matrix computation (https://www.mathworks.com/matlabcentral/fileexchange/22814-circular-matrix-computation), MATLAB Central File Exchange. Retrieved .

MATLAB Release Compatibility
Created with R2008b
Compatible with any release
Platform Compatibility
Windows macOS Linux
Categories
Find more on Linear Algebra in Help Center and MATLAB Answers
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Acknowledgements

Inspired by: Hysteresis Thresholding

Inspired: Circulant matrix, circulant

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Version Published Release Notes
1.2.0.0

Slightly modified the help and matched the file description with it

1.1.0.0

UPDATE Feb 02, 2009: added help

1.0.0.0