Completeness of coherent state subsystems for nilpotent Lie groups

Journal Article (2022)
Author(s)

Jordy Timo van Velthoven (TU Delft - Analysis)

Research Group
Analysis
Copyright
© 2022 J.T. van Velthoven
DOI related publication
https://doi.org/10.5802/crmath.342
More Info
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Publication Year
2022
Language
English
Copyright
© 2022 J.T. van Velthoven
Research Group
Analysis
Volume number
360
Pages (from-to)
799-808
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Abstract

Let G be a nilpotent Lie group and let π be a coherent state representation of G. The interplay between the cyclicity of the restriction πjΓ to a lattice ≤ G and the completeness of subsystems of coherent states based on a homogeneous G-space is considered. In particular, it is shown that necessary density conditions for Perelomov's completeness problem can be obtained via density conditions for the cyclicity of πjΓ.