PHP - Manual: stats_dens_cauchy
2024-12-27
(PECL stats >= 1.0.0)
stats_dens_cauchy — Probability density function of the Cauchy distribution
$x
, float $ave
, float $stdev
) : float
Returns the probability density at x
, where the
random variable follows the Cauchy distribution whose location and scale are
ave
and stdev
, respectively.
x
The value at which the probability density is calculated
ave
The location parameter of the distribution
stdev
The scale 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-cauchy.php