利用三角矩阵代数的模范畴研究三级三角矩阵代数Γ的模范畴,证明了Γ-mod与六元组范畴Γ^L等价.
Let F be a triangular matrix algebra of order three. Discusses the module category of Γ by using the module categories of triangular matrix algebras. It is proved that Γ- mod is isomorphic to the sextuple category Γ^L.