[SciPy-User] hemisphere function

John washakie@gmail....
Wed Nov 24 06:00:24 CST 2010

Is there a function in scipy for a hemisphere?

Something like:

def hemisphere(X,Y,a):
    """ hemisphere over 2d X,Y """
    h = np.sqrt(a-X**2-Y**2)

But with improved error checking, and perhaps returning an ma for the
NaN values, etc.??



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