Evaluate the torsion of a curve at a parmeter. Sometimes also called the "second curvature",
torsion is the rate of change of a curve's osculating plane.
RhinoCommon (in RhinoCommon.dll)
public double TorsionAt(
Public Function TorsionAt (
t As Double
) As Double
- Type: SystemDouble
The evaluation parameter.
The torsion if successful.
See Barrett O'Neill, Elementary Differential Geometry, page 69.