Affine Algebras: the Normalized Invariant Form, the Root System, and the Weyl Group (Chapter 6) - Infinite-Dimensional Lie Algebras
Finite and Affine Reflection Groups
reference request - Definition of Affine Root System: What is $\alpha_{+}$? - MathOverflow
Biclosed Sets in Affine Root Systems
Above: Three root systems and corresponding affine hyperplanes in R 2 .... | Download Scientific Diagram
Root system - Wikipedia
Dissertation or Thesis | On the combinatorics of minimal non-gatherable triples in classical affine root systems | ID: hq37vn91x | Carolina Digital Repository
Affine root system of type G2\documentclass[12pt]{minimal}... | Download Scientific Diagram
Affine Coxeter-Dynkin diagrams for the reduced, crystallographic root... | Download Scientific Diagram
Free Course: Symmetric closed subsets of real affine root systems and regular su.... (Short Talk) by Irfan Habib from International Centre for Theoretical Sciences | Class Central
Affine Kac–Moody algebras graded by affine root systems