A geometric criterion for the convexity of Powell-Sabin interpolants and its multivariate generalization

DOI10.1016/S0167-8396(99)00013-8zbMath0997.65008OpenAlexW1980127367WikidataQ126849966 ScholiaQ126849966MaRDI QIDQ1605732

Claudia Bangert, Hartmut Prautzsch

Publication date: 23 July 2002

Published in: Computer Aided Geometric Design (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/s0167-8396(99)00013-8

zbMATH Keywords

convexitymultivariatePowell-Sabin interpolation

Mathematics Subject Classification ID

Numerical interpolation (65D05) Multidimensional problems (41A63) Interpolation in approximation theory (41A05)

Related Items (2)

Convexity preserving scattered data interpolation using Powell-Sabin elements ⋮ Convexity preserving splines over triangulations

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