Function Approximations Package (Function Approximations Package Tutorial)

This loads the package. Economized rational approximations. A Pad é approximation is very accurate near the center of expansion, but the error increases rapidly as you get ...

Numerical Calculus Package (Numerical Calculus Package Tutorial)

The functions defined in the NumericalCalculus` context provide support for finding numerical solutions to calculus-related problems. This loads the package: The built-in ...

RSolve (Built-in Mathematica Symbol)

RSolve[eqn, a[n], n] solves a recurrence equation for a[n]. RSolve[{eqn_1, eqn_2, ...}, {a_1[n], a_2[n], ...}, n] solves a system of recurrence equations. RSolve[eqn, a[n_1, ...

NFourierCosTransform (Fourier Series Package Symbol)

NFourierCosTransform[expr, t, \[Omega]] gives a numerical approximation to the Fourier cosine transform of expr evaluated at the numerical value \[Omega], where expr is a ...

NFourierSinTransform (Fourier Series Package Symbol)

NFourierSinTransform[expr, t, \[Omega]] gives a numerical approximation to the Fourier sine transform of expr evaluated at the numerical value \[Omega], where expr is a ...

NFourierTransform (Fourier Series Package Symbol)

NFourierTransform[expr, t, \[Omega]] gives a numerical approximation to the Fourier transform of expr evaluated at the numerical value \[Omega], where expr is a function of t.

NInverseFourierCosTransform (Fourier Series Package Symbol)

NInverseFourierCosTransform[expr, \[Omega], t] gives a numerical approximation to the inverse Fourier cosine transform of expr evaluated at the numerical value t, where expr ...

NInverseFourierSinTransform (Fourier Series Package Symbol)

NInverseFourierSinTransform[expr, \[Omega], t] gives a numerical approximation to the inverse Fourier sine transform of expr evaluated at the numerical value t, where expr is ...

JacobianDeterminant (Vector Analysis Package Symbol)

JacobianDeterminant[pt] gives the determinant of the Jacobian matrix of the transformation from the default coordinate system to the Cartesian coordinate system at the point ...

ControllabilityGramian (Built-in Mathematica Symbol)

ControllabilityGramian[ss] gives the controllability Gramian of the StateSpaceModel object ss.