chebyshev.t.weight {orthopolynom}R Documentation

Weight function for the Chebyshev polynomial

Description

This function returns the value of the weight function for the order $k$ Chebyshev polynomial of the first kind, T_k ( x ) .

Usage

chebyshev.t.weight(x)

Arguments

x the function argument which can be a vector

Details

The function takes on non-zero values in the interval ( -1,1 ) .

Value

The value of the weight function

Author(s)

Frederick Novomestky fnovomes@poly.edu

References

Abramowitz and Stegun (1968)

Examples

x <- seq( -2, 2, .01 )
y <- chebyshev.t.weight( x )

[Package orthopolynom version 1.0-1 Index]