Elementary.LogCosh Method

public static double LogCosh(
	double x
)

Public Shared Function LogCosh ( 
	x As Double
) As Double

public:
static double LogCosh(
	double x
)

static member LogCosh : 
        x : float -> float 

Parameters

x  Double

A real number.

Return Value

This method evaluates log(cosh(x)) using a numerically stable form that avoids overflow for large absolute values of x.

Reference