FourierSeries`
FourierSeries`

NInverseFourierCoefficient

NInverseFourierCoefficient[expr,n,t]

gives a numerical approximation to the function, evaluated at t, whose Fourier exponential series representation has coefficients given by expr, where expr is a function of n.

Details and Options

Examples

Basic Examples  (1)

Numerical approximation for a function with a given Fourier series:

Compare with the answer from symbolic evaluation: