@article{a63ad12ae5174ceaae8a6feca9c217f7,
title = "Maximal digraphs whose Hermitian spectral radius is at most 2",
abstract = "We classify maximal digraphs whose Hermitian spectral radius is at most 2.",
keywords = "Digraph, Dynkin diagram, Eigenvalue, Hermitian matrix, Integral lattice, Root system",
author = "Gavrilyuk, {Alexander L.} and Akihiro Munemasa",
note = "Funding Information: The research of Alexander Gavrilyuk is partially supported by JSPS KAKENHI Grant Number 18K03395 . The research of Akihiro Munemasa is partially supported by JSPS KAKENHI Grant Number 20K03527 . Publisher Copyright: {\textcopyright} 2022 Elsevier Inc.",
year = "2023",
month = feb,
day = "1",
doi = "10.1016/j.laa.2022.11.007",
language = "English",
volume = "658",
pages = "331--349",
journal = "Linear Algebra and Its Applications",
issn = "0024-3795",
publisher = "Elsevier Inc.",
}