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ExpIntegralRelatedExpIntegralExpEi Method

This function program computes approximate values for the function exp(-x) * Ei(x), where Ei(x) is the exponential integral, and x is real.

Namespace: Altaxo.Calc
Assembly: AltaxoCore (in AltaxoCore.dll) Version: 4.8.3179.0 (4.8.3179.0)
Syntax
C#
Copy
public static double ExpIntegralExpEi(
	double x
)

Parameters

x  Double
The function argument.

Return Value

Double
The function exp(-x) * Ei(x), where Ei(x) is the exponential integral.
See Also