English

Modular Riesz bases versus Riesz bases in Hilbert $C^*$-Modules

Functional Analysis 2019-10-17 v1

Abstract

In this paper, we give new characterizations of modular Riesz bases in Hilbert CC^*-modules. We prove that modular Riesz bases share many properties with Riesz bases in Hilbert spaces. Moreover we show that there are also important differences; for example, there exist exact frames that are not modular Riesz bases.

Keywords

Cite

@article{arxiv.1910.07243,
  title  = {Modular Riesz bases versus Riesz bases in Hilbert $C^*$-Modules},
  author = {Marzieh Hasannasab},
  journal= {arXiv preprint arXiv:1910.07243},
  year   = {2019}
}

Comments

To appear in Asian-European Journal of Mathematics

R2 v1 2026-06-23T11:45:11.763Z