Morphed Tetrahedral Bezier Surfaces

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You can morph this Bezier surface into four types of tetrahedral surfaces:


1) a ruled elliptical tetrahedron

2) a classical Berlingot simple tetrahedron

3) a negatively curved standing wave tetrahedron

4) a projective tetrahedron

The intermediate morphed surfaces are also interesting.


Contributed by: Roger Bagula (March 2016)
Open content licensed under CC BY-NC-SA



The surface is represented by the parametric plot of

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