Hi Mike On Tue, 20 May 2008 08:03:36 -0600, Michael Hearne wrote: > In Python: > a = array([[ 11, 12, 13, 14 ], > [ 21, 22, 23, 24 ], > [ 31, 32, 33, 34 ]]) > > a[[0,2],[0,3]] > > gives you: > > array([11, 34]) I think you're looking for a[ix_([0,2], [0,3])] ix_ == numpy.ix_ Regards Neilen