Closed sets of real roots in Kac-Moody root systems

arxiv: 1810.05114 · v2 · pith:LCAT6ZBHnew · submitted 2018-10-11 · 🧮 math.RA · math.RT

Pierre-Emmanuel Caprace , Timoth\'ee Marquis This is my paper

classification 🧮 math.RA math.RT

keywords closedkac-moodyrealrootrootssetscompletedescription

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In this note, we provide a complete description of the closed sets of real roots in a Kac-Moody root system.

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