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math.NA2022
TetraFreeQ: tetrahedra-free quadrature on polyhedral elements
Alvise Sommariva, Marco Vianello
In this paper we provide a tetrahedra-free algorithm to compute low-cardinality quadrature rules with a given degree of polynomial exactness, positive weights and interior nodes on…
math.NA2022
InRS: implementing the indicator function of NURBS-shaped planar domains
Alvise Sommarivaa, Marco Vianello
We provide an algorithm that implements the indicator function of NURBS-shaped planar domains, tailored to the fast computation on huge point clouds, together with the correspondin…