Difference between revisions of "Documentation/How Tos/Calc: LN function"
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| − | + | * [[Documentation/How_Tos/Calc: LOG function|LOG]] | |
| − | + | * [[Documentation/How_Tos/Calc: LOG10 function|LOG10]] | |
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Revision as of 14:01, 25 February 2009
LN
Returns the natural logarithm of a number.
Syntax:
LN(number)
- returns the natural logarithm (the logarithm to base e) of number, that is the power of e necessary to equal number.
- The mathematical constant e is approximately 2.71828182845904.
Example:
LN(3)
- returns the natural logarithm of 3 (approximately 1.0986).
LN(EXP(321))
- returns 321.
