pip-install-ghxuqwgs/numpy_78e94bf2b6094bf9a1f3d92042f9bf46/doc/source/reference/maskedarray.rst

.. _maskedarray:

*************
Masked arrays
*************

Masked arrays are arrays that may have missing or invalid entries.
The :mod:`numpy.ma` module provides a nearly work-alike replacement for numpy
that supports data arrays with masks.

.. index::
   single: masked arrays

.. toctree::
   :maxdepth: 2

   maskedarray.generic
   maskedarray.baseclass
   routines.ma