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math.CT2013
Non-semistable exceptional objects in hereditary categories
George Dimitrov, Ludmil Katzarkov
For a given stability condition on a triangulated category we define a -exceptional collection as an Ext-exceptional collection, whose elements are -semistable with phase…
math.CT2013★ 15 cited
Dynamical systems and categories
George Dimitrov, Fabian Haiden, Ludmil Katzarkov +1
We study questions motivated by results in the classical theory of dynamical systems in the context of triangulated and A-infinity categories. First, entropy is defined for exact e…