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October 3, 2025Open Access

Geometry of wave damping on the torus

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Authors

KDKiril DatchevPKPerry KleinhenzAPAntoine Prouff

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Overview

This paper reveals how wave damping geometry affects energy decay rates, highlighting damping sets in polygons and curves.

Key Points

  • Damping on the torus influences energy decay rates, with geometry near undamped regions playing a crucial role.
  • Introducing the order of a glancing undamped point allows for precise estimation of decay rates in this system.
  • This study generalizes a prior argument by Sun to enhance understanding of wave behavior in specific geometric contexts.
  • The findings indicate that certain damping sets are generically observed in both polygons and smooth curves.

Cite This Study

Datchev et al. (2025) studied this question.

synapsesocial.com/papers/68e02f46f0e39f13e7fa2f29https://doi.org/10.48550/arxiv.2509.05239
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