@article{ApprichDieterichHoelligetal., author = {Apprich, Christian and Dieterich, Annegret and H{\"o}llig, Klaus and Nava-Yazdani, Esfandiar}, title = {Cubic spline approximation of a circle with maximal smoothness and accuracy}, series = {Computer Aided Geometric Design}, volume = {56}, journal = {Computer Aided Geometric Design}, publisher = {Elsevier B.V.}, doi = {10.1016/j.cagd.2017.05.001}, pages = {1 -- 3}, abstract = {We construct cubic spline approximations of a circle which are four times continuously differentiable and converge with order six.}, language = {en} }