Linear map preserving modular frames
Articles
Salah Eddine Oustani
University of Ibn Tofail
Choonkil Park
Hanyang University image/svg+xml
https://orcid.org/0000-0001-6329-8228
Published 2026-10-15
https://doi.org/10.15388/namc.31.49065
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Keywords

*-K-frame
regular operator
minimal operator
pseudoinverse

How to Cite

Oustani, S.E. and Park, C. (2026) “Linear map preserving modular frames”, Nonlinear Analysis: Modelling and Control, 31, pp. 1–11. doi:10.15388/namc.31.49065.

Abstract

A frame can be thought of as a redundant coordinate system in the sense that it can
contain more vectors that are necessary to represent each vector in a Hilbert space. In this paper, we aim to study the stability of *-K-modular frames under some class of closed range operators.

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