A Graph-Theoretical Classification for Reflectable Bases
Saeid Azam
University of Isfahan, Iran and Institute for Research in Fundamental Sciences, Tehran, IranMohammad Bagher Soltani
University of Isfahan, IranMasaya Tomie
Morioka University, Takizawa, JapanYoji Yoshii
Iwate University, Morioka, Japan
Abstract
We classify the reflectable bases of root systems of types , and . We give a graph-theoretical characterization of reflectable bases and count the number of reflectable bases for each type. We also give a Dynkin-type characterization of reflectable bases of root systems of types and .
Cite this article
Saeid Azam, Mohammad Bagher Soltani, Masaya Tomie, Yoji Yoshii, A Graph-Theoretical Classification for Reflectable Bases. Publ. Res. Inst. Math. Sci. 55 (2019), no. 4, pp. 689–736
DOI 10.4171/PRIMS/55-4-2