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Diffstat (limited to 'doc/source/reference/arrays.classes.rst')
| -rw-r--r-- | doc/source/reference/arrays.classes.rst | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/source/reference/arrays.classes.rst b/doc/source/reference/arrays.classes.rst index 2719f9239..f17cb932a 100644 --- a/doc/source/reference/arrays.classes.rst +++ b/doc/source/reference/arrays.classes.rst @@ -215,6 +215,13 @@ Matrix objects .. index:: single: matrix +.. note:: + It is strongly advised *not* to use the matrix subclass. As described + below, it makes writing functions that deal consistently with matrices + and regular arrays very difficult. Currently, they are mainly used for + interacting with ``scipy.sparse``. We hope to provide an alternative + for this use, however, and eventually remove the ``matrix`` subclass. + :class:`matrix` objects inherit from the ndarray and therefore, they have the same attributes and methods of ndarrays. There are six important differences of matrix objects, however, that may lead to |