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Aide Scilab >> Traitement du Signal > chepol

chepol

Chebychev polynomial

Calling Sequence

[Tn]=chepol(n,var)

Arguments

n

integer : polynomial order

var

string : polynomial variable

Tn

polynomial in the variable var

Description

Recursive implementation of Chebychev polynomial. Tn=2*poly(0,var)*chepol(n-1,var)-chepol(n-2,var) with T0=1 and T1=poly(0,var).

Examples

chepol(4,'x')

Authors

F. D.

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Last updated:
Wed Oct 05 12:10:56 CEST 2011