engleski

Derivative Whittaker sampling in Leont'ev spaces

We present the proof of the following result. Let $f\in [2, \psi)$.Then uniform in $z\in \mathbb C$, $q$-th order derivative Whittaker type sampling restoration procedure is valid for all $q\ge \lfloor \frac{2\psi}{\pi}\rfloor +1$.

Derivative sampling; Weierstrass sigma function; Leont'ev function space $[2; \psi)$

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