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vander - Vandermonde matrix

Syntax

A = vander(v)

Description

A = vander(v) returns the Vandermonde matrix whose columns are powers of the vector v, that is, A(i,j) = v(i)^(n-j), where n = length(v).

Examples

vander(1:.5:3)

ans =

    1.0000    1.0000    1.0000    1.0000    1.0000
    5.0625    3.3750    2.2500    1.5000    1.0000
   16.0000    8.0000    4.0000    2.0000    1.0000
   39.0625   15.6250    6.2500    2.5000    1.0000
   81.0000   27.0000    9.0000    3.0000    1.0000

See Also

gallery

values (Map)

var

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