UltraCalcFunctionLn Class

Calculates the natural logarithm of a specified numeric value.

Syntax

Visual Basic

'Declaration
 
Public Class UltraCalcFunctionLn 
   Inherits BuiltInFunctionBase

C#

public class UltraCalcFunctionLn : BuiltInFunctionBase 

Remarks

LN(value)

Value is a real number to calculate the natural logarithm of. Value must be positive as the logarithm is undefined for negative values.

A natural logarithm is a special case of a logarithm having the base of Euler's Number, e (2.71828...). It is the inverse of the EXP() function.

Logarithms have many applications in mathematics, life and social sciences.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2