Research in Hilbert space operators and Berezin numbers constitutes a fertile arena in modern mathematical analysis, bridging abstract operator theory with practical applications in spectral theory ...

This is a preview. Log in through your library . Abstract Abstract. In this paper we obtain some results concerning the ascent and descent of a quasi-Fredholm relation in a Hilbert space and we ...

Hilbert spaces provide a fundamental mathematical framework for analysing infinite-dimensional vector spaces endowed with an inner product. In the context of stochastic processes, these spaces serve ...

This is a preview. Log in through your library . Abstract In this paper, we elucidate the relationship between two consecutive levels of a multiresolution in the general setting of a Hilbert space. We ...

In search of a united scientific theory, a new quantum gravity paper might have proposed an interesting aspect that made the ...