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math.NA2024★ 12 cited
A simple and complete discrete exterior calculus on general polygonal meshes
Lenka Ptackova, Luiz Velho
Discrete exterior calculus (DEC) offers a coordinate-free discretization of exterior calculus especially suited for computations on curved spaces. In this work, we present an exten…
math.NA2024★ 1 cited
Bézier curves and the Takagi function
Lenka Ptackova, Franco Vivaldi
We consider Bézier curves with complex parameters, and we determine explicitly the affine iterated function system (IFS) corresponding to the de Casteljau subdivision algorithm, to…