Density Functions of Periodic Sequences



Anosova, Olga and Kurlin, Vitaliy ORCID: 0000-0001-5328-5351
(2022) Density Functions of Periodic Sequences. .

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Abstract

This paper contributes to the emergent area of Periodic Geometry, which studies continuous spaces of solid crystalline materials (crystals) by new methods of metric geometry. Since crystal structures are determined in a rigid form, their strongest practical equivalence is rigid motion or isometry preserving inter-point distances. The most fundamental model of any crystal is a periodic set of points at all atomic centers. The previous work introduced an infinite sequence of density functions that are continuous isometry invariants of periodic point sets. These density functions turned out to be highly non-trivial even in dimension 1 for periodic sequences of points in the line. This paper fully describes the density functions of any periodic sequence and their symmetry properties. The explicit description confirms coincidences of density functions that were previously computed via finite samples.

Item Type: Conference or Workshop Item (Unspecified)
Divisions: Faculty of Health and Life Sciences
Faculty of Science and Engineering > School of Electrical Engineering, Electronics and Computer Science
Faculty of Health and Life Sciences > Institute of Population Health
Depositing User: Symplectic Admin
Date Deposited: 10 Feb 2023 17:08
Last Modified: 02 Mar 2023 08:47
DOI: 10.1007/978-3-031-19897-7_31
Open Access URL: https://arxiv.org/pdf/2205.02226.pdf
Related URLs:
URI: https://livrepository.liverpool.ac.uk/id/eprint/3168338