Lower bounds for the approximation with variation-diminishing splines. - Johannes Nagler; Paula Cerejeiras; Brigitte Forster (J. Complex., 2016)

Preface. - Bettina Heise; Brigitte Forster-Heinlein; Paula Cerejeiras; Swanhild Bernstein (Int. J. Wavelets Multiresolution Inf. Process., 2022)