Extended Affine Root Supersystems of Types $C(I, J)$ and $BC(1, 1)$

Malihe Yousofzadeh

doi:10.4171/prims/59-1-3

JournalsprimsVol. 59, No. 1pp. 89–121

Extended Affine Root Supersystems of Types $C (I, J)$ and $BC (1, 1)$

Malihe Yousofzadeh
University of Isfahan; Institute for Research in Fundamental Sciences (IPM), Tehran, Iran

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Abstract

In this paper, we complete the characterization of tame irreducible extended affine root supersystems. We give a complete description of tame irreducible extended affine root supersystems of type $X = C (1, 1), C (1, 2), C (2, 2)$ and $BC (1, 1)$ and determine isomorphic classes.

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Malihe Yousofzadeh, Extended Affine Root Supersystems of Types $C (I, J)$ and $BC (1, 1)$ . Publ. Res. Inst. Math. Sci. 59 (2023), no. 1, pp. 89–121

DOI 10.4171/PRIMS/59-1-3