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-rw-r--r--numpy/core/defmatrix.py25
1 files changed, 7 insertions, 18 deletions
diff --git a/numpy/core/defmatrix.py b/numpy/core/defmatrix.py
index 839c4f058..455926356 100644
--- a/numpy/core/defmatrix.py
+++ b/numpy/core/defmatrix.py
@@ -276,25 +276,14 @@ class matrix(N.ndarray):
def tolist(self):
return self.__array__().tolist()
- def getA(self):
- return self.__array__()
-
- def getT(self):
- return self.transpose()
-
- def getH(self):
- if issubclass(self.dtype.type, N.complexfloating):
- return self.transpose().conjugate()
- else:
- return self.transpose()
-
def getI(self):
- from numpy.dual import inv
- return matrix(inv(self))
-
- A = property(getA, None, doc="base array")
- T = property(getT, None, doc="transpose")
- H = property(getH, None, doc="hermitian (conjugate) transpose")
+ M,N = self.shape
+ if M == N:
+ from numpy.dual import inv as func
+ else:
+ from numpy.dual import pinv as func
+ return func(self).M
+
I = property(getI, None, doc="inverse")