log1p(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 zeroDescriptionfloat log1p ( float number )
log1p() returns log(1 + number) computed in a way that is accurante even when the value of number is close to zero.
| ||||||||||
|