Vali-e-Asr university of Rafsanjan Wavelet and Linear Algebra 2383-1936 12 2 2025 12 01 An Operator Bundle admitting no Frames 48 53 733580 10.22072/wala.2025.2076825.1479 EN Mohammad Bagher Asadi School of Mathematics, Statistics and Computer Science, College of Science, University of Tehran, Tehran, Iran Zahra Hassanpour-Yakhdani School of Mathematics, Statistics and Computer Science, College of Science, University of Tehran, Tehran, Iran Journal Article 2025 11 05 In [4], we use equivariant functions on the space of irreducible representations<br>of a C∗-algebra A to develop a duality theory for Hilbert C∗-modules. Within this<br>framework, each Hilbert C∗-module corresponds to an operator bundle defined<br>over the set of all non-zero irreducible representations of A.<br>In this short note, we characterize the condition under which operator bundles,<br>regarded as Hilbert C∗-modules admit no frames. Frames, General theory of C&lowast -algebras, Hilbert C&lowast &minus modules https://wala.vru.ac.ir/article_733580_ee6c6263545aad1ba78e4577572e4afc.pdf