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updated 9 months ago

Fast Chebyshev transform by Matt

Fast computation of the Chebyshev transform (spectral analysis, chebyshev)

fcht(v)

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updated 9 months ago

Inverse fast Chebyshev transform by Matt

Fast computation of the inverse Chebyshev transform (spectral analysis, chebyshev)

ifcht(a)

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updated 9 months ago

Fast Chebyshev second order differentiation by Matt

Fast computation of the second derivative of data located along Chebyshev points (spectral analysis, chebyshev, numerical differentia...)

fchd2(v)

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updated 9 months ago

Fast Chebyshev differentiation by Matt

Fast computation of the first derivative of data located along Chebyshev points (spectral analysis, chebyshev, numerical differentia...)

fchd(v)

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updated 1 year ago

Closest by Matt

Finds the value in an array X closest to the scalar b. (mathematics)

closest(X,b)

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updated 1 year ago

Fourier derivative by Matt

A numerical differentiator for periodic functions using Fourier transformations (fourier analysis, spectral methods, numerical differentia...)

fourierderivative(f,a,b)

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updated 1 year ago

Multifactorial function by Matt

Computes the nth-multifactorial of an integer (mathematics, factorial)

factn(x,n)

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