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IBivariateInterpolationFunctionWithDerivativesGetValueAndDerivativesOfXY Method

Calculates the value of the function and its partial derivatives with respect to x and y at the specified coordinates.

Namespace: Altaxo.Calc.Interpolation
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3572.0 (4.8.3572.0)
Syntax
C#
Copy
(double z, double dzdx, double dzdy) GetValueAndDerivativesOfXY(
	double x,
	double y
)

Parameters

x  Double
The x-coordinate at which to evaluate the function and its derivatives. Must be a finite number.
y  Double
The y-coordinate at which to evaluate the function and its derivatives. Must be a finite number.

Return Value

ValueTupleDouble, Double, Double
A tuple containing the function value at (x, y), the partial derivative with respect to x, and the partial derivative with respect to y.
See Also