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(PHP 4 >= 4.1.0, PHP 5)
log1p -- Returns log(1 + number), computed in a way that is accurate even when the value of number is close to zeroWarning |
This function is EXPERIMENTAL. The behaviour of this function, the name of this function, and anything else documented about this function may change without notice in a future release of PHP. Use this function at your own risk. |
log1p() returns log(1 + number) computed in a way that is accurante even when the value of number is close to zero.
Note: This function is not implemented on Windows platforms.
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Generated: 2007-01-26 18:00:06