Abstract
Let 𝒪 G be the group ring of a finite group G over a complete discrete valuation ring 𝒪. Then certain 𝒪 G-lattices of height zero lie at the ends of their Auslander-Reiten components of tree class A ∞.
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Dedicated to Professor Masaharu Kaneda on his 60th birthday.
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Kawata, S. On Auslander-Reiten Components and Height Zero Lattices for Integral Group Rings. Algebr Represent Theor 17, 1603–1613 (2014). https://doi.org/10.1007/s10468-013-9462-7
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DOI: https://doi.org/10.1007/s10468-013-9462-7