[SciPy-User] cumtrapz

Nils Wagner nwagner@iam.uni-stuttgart...
Thu Nov 4 03:42:32 CDT 2010

Hi all,

cumtrapz can be used to compute the antiderivative.

x = linspace(0,2*pi,200)
y = 2*cos(2*x)
Y = cumtrapz(y,x)

len(y) = 200
len(Y) = 199

The length of the arrays y and Y differ by one. For what 
reason ?


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