[Matrix-SIG] NaN

Janko Hauser jhauser@ifm.uni-kiel.de
Thu, 8 Oct 1998 10:45:30 +0200 (CEST) 

Try to compare the data to itself. NaN is not_equal NaN

index_of_all_nans=nonzero(not_equal(ravel(data),ravel(data)))

__Janko