References

• Gerald Farin, Curves and Surfaces for CAGD: A Practical Guide, fourth edition, Academic Press, 1997.
• Josef Hoschek and Dieter Lasser, Fundamentals of Computer Aided Geometric Design, translated from the German 1989 edition by Larry L. Schumaker, A K Peters, 1993.
• Les Piegl and Wayne Tiller, The NURBS Book, second edition, Springer-Verlag, 1997.
• David F. Rogers and J. Alan Adams, Mathematical Elements for Computer Graphics, second edition, McGraw-Hill, 1990.