Multivariate approximation in Hilbert spaces is a rapidly evolving field that addresses the challenges of approximating functions of several variables in settings ...

Proceedings of the American Mathematical Society, Vol. 145, No. 11 (November 2017), pp. 4837-4844 (8 pages) Abstract A theorem is proved concerning approximation of analytic functions by multivariate ...

This is a preview. Log in through your library . Abstract The paper applies the theory developed in Part I to the discrete normal approximation in total variation of random vectors in ℤd. We ...

Over recent decades, approximation theory has evolved to incorporate sophisticated operator-based techniques that extend classical sampling methods. Central to these developments is the use of ...