SciPy

scipy.stats.rv_discrete.logcdf

rv_discrete.logcdf(k, *args, **kwds)[source]

Log of the cumulative distribution function at k of the given RV

Parameters :

k : array_like, int

Quantiles.

arg1, arg2, arg3,... : array_like

The shape parameter(s) for the distribution (see docstring of the instance object for more information).

loc : array_like, optional

Location parameter (default=0).

Returns :

logcdf : array_like

Log of the cumulative distribution function evaluated at k.