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[[wp:Natural_logarithm|Natural logarithm]] | [[wp:Natural_logarithm|Natural logarithm]], [[power|power()]] | ||
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[[Category:Mathematical Function]] | [[Category:Mathematical Function]] | ||
Revision as of 08:34, 9 March 2009
ln() Function
• Introduced in version 1.3b36
Returns the exponent that the irrational constant(approx.
2.718281828) would have to be raised to in order to equal the parameter.Usage
ln(num)Parameter
num- Thenumberused with the irrational constant to calculate the exponent.
Example
[r: ln(5)]Returns: 1.6094379124341002817999424223671667277812957763671875
[r: ln(23)]3.13549421592914967504839296452701091766357421875