Year: 2026
Type: preprint
Abstract: We prove that sets in a certain class do not admit Riesz bases of exponentials. In particular, this class contains disks and triangles in the plane.
Source: arXiv (Cornell University)
Author: Wan, Zhiqiang
Institution: University of Science and Technology of China
Language: English
Subfield: Applied Mathematics
Field: Mathematics
Domain: Physical Sciences
Open Access status: green
Award: G6236937140
OpenAlex ID: W7213416010