Reproducing pairs of measurable functions and partial inner product spaces

Document Type: Original Article


1 Université catholique de Louvain - IRMP

2 Dipartimento di Matematica e Informatica, Universit`a di Palermo


We continue the analysis of reproducing pairs of weakly measurable functions, which generalize continuous frames.
More precisely, we examine the case where the defining measurable functions take their values in a partial inner product space (PIP spaces). Several examples, both discrete and continuous, are presented.