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Availability

This routine is available since katl-commons 2.5 .


Syntax:

ln(number)

Description:

Returns the natural logarithm of a number. Natural logarithms are based on the constant e (2.71828182845904).

Parameters:

ParameterTypeRequiredDescription
numberNumberYesThe positive real number for which you want the natural logarithm.

Return type:

number

Example:

number a = ln(86);
print("a= " + a);
number b = ln(exp(4));
print("b= " + b);

Prints:

        a= 4.454347;

        b= 4;


 

See Also:

 


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