$K$-$b$-frames for Hilbert spaces and the $b$-adjoint operator

Chaimae Mezzat, Samir Kabbaj, Abdelkarim Bourouihia

In this paper, we will generelize $b$-frames; a new concept of frames for Hilbert spaces, by $K$-$b$-frames. The idea is to take a sequence from a Banach space and see how it can b…