Multivariate Chebyshev interpolation

Documentation for package ‘chebpol’ version 1.2-903

chebpol-package	Methods for creating multivariate Chebyshev interpolations on hypercubes
chebappx	Create a Chebyshev interpolation from function values on a grid
chebappxf	Create a Chebyshev interpolation for a function
chebappxg	Create interpolation from function values on a non-Chebyshev grid
chebappxgf	Create a non-Chebyshev interpolation for a function
chebcoef	Create the Chebyshev-coefficients given values on a Chebyshev grid
chebeval	Evaluate a Chebyshev interpolation in a point
chebknots	Create a Chebyshev-grid
chebpol	Methods for creating multivariate Chebyshev interpolations on hypercubes
evalongrid	Evaluate a function on a grid
havefftw	Check whether chebpol uses FFTW
mlappx	Multilinear interpolation on a non-Chebyshev grid
ucappx	Create interpolation from function values on a uniform grid
ucappxf	Create interpolation on a uniform grid