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Stored procedures
Calculates the Napierian logarithm (reverse of exponential) of a numeric value.
Versions 15 and later
Android This function is now available for Android applications.
New in version 15
Android This function is now available for Android applications.
Android This function is now available for Android applications.
Versions 16 and later
Universal Windows 10 App This function is now available for Windows Phone applications.
New in version 16
Universal Windows 10 App This function is now available for Windows Phone applications.
Universal Windows 10 App This function is now available for Windows Phone applications.
Versions 17 and later
iPhone/iPad This function is now available for iPhone/iPad applications.
New in version 17
iPhone/iPad This function is now available for iPhone/iPad applications.
iPhone/iPad This function is now available for iPhone/iPad applications.
Versions 18 and later
Android Widget This function is now available in Android Widget mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Android Widget This function is now available in Android Widget mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Android Widget This function is now available in Android Widget mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Calculate the napierian logarithm of 12
ResNapierianLog = Ln(12)
// Returns 2.48490664979
Syntax
<Result> = Ln(<Numeric value>)
<Result>: Real
Requested napierian logarithm.
<Numeric value>: Integer or real
Numeric value to use. A WLanguage error occurs if this parameter is a negative number or a null number.
Component : wd250mat.dll
See also
Minimum version required
  • Version 9
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