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authorPauli Virtanen <pav@iki.fi>2010-04-30 07:06:02 +0000
committerPauli Virtanen <pav@iki.fi>2010-04-30 07:06:02 +0000
commit6dc315f8aa7e67f637bcd2beb0c4105ddfcb4a83 (patch)
treedc381a77caf5913b30df444a1faae8f8d15d4b38 /doc/release/2.0.0-notes.rst
parentbceb9c20700514db5667831ce2878f1660fb071f (diff)
downloadnumpy-6dc315f8aa7e67f637bcd2beb0c4105ddfcb4a83.tar.gz
ENH: core: add .dot() method to ndarrays; a.dot(b) == np.dot(a, b)
Diffstat (limited to 'doc/release/2.0.0-notes.rst')
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1 files changed, 13 insertions, 0 deletions
diff --git a/doc/release/2.0.0-notes.rst b/doc/release/2.0.0-notes.rst
index 06e29de6b..ccb596711 100644
--- a/doc/release/2.0.0-notes.rst
+++ b/doc/release/2.0.0-notes.rst
@@ -35,3 +35,16 @@ turned off in the standard way:
>>> import warnings
>>> warnings.simplefilter("ignore", np.ComplexWarning)
+
+Dot method for ndarrays
+~~~~~~~~~~~~~~~~~~~~~~~
+
+Ndarrays now have the dot product also as a method, which allows writing
+chains of matrix products as
+
+ >>> a.dot(b).dot(c)
+
+instead of the longer alternative
+
+ >>> np.dot(a, np.dot(b, c))
+