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SINTEF / Splipy

Spline modelling made easy.
GNU General Public License v3.0
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Rational derivatives #87

Closed VikingScientist closed 4 years ago

VikingScientist commented 5 years ago

There is limited support for rational derivatives, and we here try to fix it.

First up is 3rd derivatives of curves.

Next up is surface derivatives.

akva2 commented 5 years ago

https://github.com/OPM/IFEM/blob/master/doc/nurbs_deriv.pdf