Xiao-Wu Chen, Henning Krause
Published 2010-09-17Version 1
Expansions of abelian categories are introduced. These are certain functors between abelian categories and provide a tool for induction/reduction arguments. Expansions arise naturally in the study of coherent sheaves on weighted projective lines; this is illustrated by various applications.
2-block Springer fibers: convolution algebras and coherent sheaves
Co-$t$-structures on derived categories of coherent sheaves and the cohomology of tilting modules
Torsion Pairs in Recollements of Abelian Categories
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