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SplineDivision

As of Version 7.0, some of the functionality of the Splines Package is now built into the Mathematica kernel.

is an option for Spline which specifies the maximum number of subdivisions to be used in attempting to generate a smooth spline.
Higher values for result in smoother curves:
Needs["Splines`"]
Higher values for result in smoother curves:
In[2]:=
Click for copyable input
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