| Module LogFactorial | [source] |
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One method that returns the log of the factorial of a number.
| logFactorial( k ) | [source] |
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logFactorial. It provides the natural log of k!
if k is float, it will be truncated to int
Parameters
- k : int or array_like of int
the number(s) the factorial is wanted for.
Return
- float : the ( natural ) log( k! ).
Example
print( logFactorial( 0 ) )
0
print( logFactorial( [3, 5, 10] ) )
[1.7917594692280550, 4.7874917427820458, 15.1044125730755159]
Author
Do Kester, shamelessly copied from J.Skilling