All the functionality of Miscellaneous`ResonanceAbsorptionLines`is now available in the newly created Resonance Absorption Lines Package.

All the functionality of NumericalMath`OrderStar` is now available in the newly created Function Approximations Package. OrderStar has been renamed OrderStarPlot. ...

Assert[test] represents the assertion that test is True. If assertions have been enabled, test is evaluated when the assertion is encountered. If test is not True, then an ...

Gregorian represents the Gregorian calendar system.

InverseFourierCoefficient[expr, n, t] gives the function of t whose Fourier exponential series representation has coefficients given by expr, where expr is a function of n.

NFourierCoefficient[expr, t, n] gives a numerical approximation to the n \[Null]^th coefficient in the Fourier exponential series expansion of expr, where expr is a periodic ...

NFourierCosCoefficient[expr, t, n] gives a numerical approximation to the n\[Null]^th coefficient in the Fourier cosine series expansion of expr, where expr is a periodic ...

NFourierSeries[expr, t, n] gives a numerical approximation to the order n Fourier exponential series expansion of expr, where expr is a periodic function of t with period 2 ...

NFourierSinCoefficient[expr, t, n] gives a numerical approximation to the n\[Null]^th coefficient in the Fourier sine series expansion of expr, where expr is a periodic ...

NFourierTrigSeries[expr, t, k] gives a numerical approximation to the order n Fourier trigonometric series expansion of expr, where expr is a periodic function of t with ...