On 8/17/2010 11:53 AM, Nikolaus Rath wrote: > I want to find the first i such that x[i]< y and x[i+1]>= y. Is there > a way to do this without using a Python loop?
argmax? (to get i+1):
>>> d = np.linspace(0,10,101)
>>> x = np.sin(d)
>>> np.argmax(x>=0.5)
6
fwiw,
Alan Isaac
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