Examples
chepol(4,'x') |  |  |
Chebychev polynomial
[Tn]=chepol(n,var)
integer : polynomial order
string : polynomial variable
polynomial in the variable var
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).
chepol(4,'x') | | |