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# scipy.interpolate.BSpline.antiderivative

`BSpline.``antiderivative`(nu=1)

  Return a b-spline representing the antiderivative.

  Parameters: | nu : int, optional Antiderivative order. Default is 1.
  Returns: | b : BSpline object A new instance representing the antiderivative.

  See also

  `splder`, `splantider`