====== log ======

===== Description =====

Calculate the natural logarithm (base e) of a number.

===== Function prototype =====

<code>
double log <double:value>
</code>

===== Arguments =====

^ Name ^ Type ^ Comment ^
| value | double | A number, the natural logarithm of which is to be calculated. |

===== Return value =====

The natural logarithm of the value provided, in double-precision.

===== Example =====

<code>
echo <zs:log  2.71828183> // log(e) = 1
</code>

... the output of which is written to the event log by [[plugins:general:zeoscript:reference:functions:echo]] as:

<file>
1
</file>

===== Comments =====

None.

===== See also =====

  * [[plugins:general:zeoscript:reference:functions:pow]]
  * [[plugins:general:zeoscript:reference:functions:log10]]