# scipy.special.ndtr

scipy.special.ndtr(x) = <ufunc 'ndtr'>

  Gaussian cumulative distribution function.

  Returns the area under the standard Gaussian probability density function, integrated from minus infinity to x

  \[\frac{1}{\sqrt{2\pi}} \int_{-\infty}^x \exp(-t^2/2) dt\]
  Parameters
    x array_like, real or complex

      Argument

  Returns
    ndarray

      The value of the normal CDF evaluated at x

  See also

  `erf`
  `erfc`
  `scipy.stats.norm`
  `log_ndtr`

scipy.special.chdtriv scipy.special.log_ndtr