PHP - Manual: stats_dens_laplace
2025-02-27
(PECL stats >= 1.0.0)
stats_dens_laplace — Probability density function of the Laplace distribution
Returns the probability density at x
, where the
random variable follows the Laplace distribution of which the location parameter
is ave
and the scale parameter is stdev
.
x
The value at which the probability density is calculated
ave
The location parameter of the distribution
stdev
The shape parameter of the distribution
The probability density at x
or false
for failure.
官方地址:https://www.php.net/manual/en/function.stats-dens-laplace.php