Extension and rigidity of Perrin's lower bound estimate for Steklov eigenvalues on graphs
Yongjie Shi, Chengjie Yu·2025-04-10·via math.CO updates on arXiv.org
In this paper, we extend a lower bound estimate for Steklov eigenvalues by Perrin \cite{Pe} on unit-weighted graphs to general weighted graphs and characterise its rigidity.