MassChangeAfterStepForSphereEvaluateUnitStepAndDerivativesWrtReducedVariable Method

Evaluates the response of a unit step in dependence of the reduced variables.

Namespace: Altaxo.Calc.FitFunctions.Diffusion
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3448.0 (4.8.3448.0)

Syntax

public static (double functionValue, double derivativeWrtRv) EvaluateUnitStepAndDerivativesWrtReducedVariable(
	double rv
)

rv Double: Reduced variable rv = D*t/r², where D is the diffusion coefficient, t is the time and r is the radius of the sphere.

ValueTupleDouble, Double
The response to a unit step in dependence on rv and rz, and the derivatives w.r.t. rv and rz.