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math.CA2022
Metric approximation of set-valued functions of bounded variation by integral operators
Elena E. Berdysheva, Nira Dyn, Elza Farkhi +1
We introduce an adaptation of integral approximation operators to set-valued functions (SVFs, multifunctions), mapping a compact interval into the space of compact non-empt…
math.NA2022
Multivariate compactly supported functions by subdivision
Maria Charina, Costanza Conti, Nira Dyn
This paper discusses the generation of multivariate functions with compact small supports by subdivision schemes. Following the construction of such a univariate functio…