# 2d chebyshev transform in matlab

The following Matlab project contains the source code and Matlab examples used for 2d chebyshev transform. This is a very fast and efficient script for nodal-to/from-spectral transforms using chebyshev polynomials on the unit square domain.

# Calculate roots of chebyshev polynomials. in matlab

The following Matlab project contains the source code and Matlab examples used for calculate roots of chebyshev polynomials.. This function will calculate and optionally scale and translate the roots of a Chebyshev polynomial of type T_n(x) or U_n(x) of arbitrary degree.

# Fast chebyshev transform (fct) in matlab

The following Matlab project contains the source code and Matlab examples used for fast chebyshev transform (fct). Fast Chebyshev Transform (FCT) for use with pseudospectral methods.

# Inverse fast chebyshev transform (ifct) in matlab

The following Matlab project contains the source code and Matlab examples used for inverse fast chebyshev transform (ifct) . Inverse Fast Chebyshev Transform (IFCT) for use with pseudospectral methods.

# Fast chebyshev differentiation in matlab

The following Matlab project contains the source code and Matlab examples used for fast chebyshev differentiation. fchd(V) computes the first derivative of the data in V located along the N+1 Chebyshev–Gauss–Lobatto points cos(pi*(0:N)/N).

# Inverse fast chebyshev transform in matlab

The following Matlab project contains the source code and Matlab examples used for inverse fast chebyshev transform. ifcht(V) computes the inverse Chebyshev transform of a N+1 by 1 array A.

# Fast chebyshev transform in matlab

The following Matlab project contains the source code and Matlab examples used for fast chebyshev transform. fcht(V) computes the Chebyshev transform of a N+1 by 1 array V.

# Dct and dst (+ inverse) in arbitrary dimension in matlab

The following Matlab project contains the source code and Matlab examples used for dct and dst (+ inverse) in arbitrary dimension. Y = DCTN(X) returns the discrete cosine transform (DCT) of X.

# Multidimensional discrete cosine transform (dct) in matlab

The following Matlab project contains the source code and Matlab examples used for multidimensional discrete cosine transform (dct). The function is much faster than Matlab's native (dct, idct, dct2, idct2).
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