CirculantMatrix
Creates a circulant matrix.
Syntax
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CirculantMatrix(u)-
uis a vector
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Description
If u is a vector, then CirculantMatrix(u) is the circulant matrix having u as its first row.
Examples
CirculantMatrix(❨1, 2, 3, 4, 5❩)
⎛1 2 3 4 5⎞ ⎜5 1 2 3 4⎟ ⎜4 5 1 2 3⎟ ⎜3 4 5 1 2⎟ ⎝2 3 4 5 1⎠