Addendum and corrigendum:mapping cones for morphisms involving a band complex in the bounded derived category of a gentle algebra

Canakci, Ilke and Pauksztello, David and Schroll, Sibylle (2021) Addendum and corrigendum:mapping cones for morphisms involving a band complex in the bounded derived category of a gentle algebra. Journal of Algebra, 569. pp. 856-874. ISSN 0021-8693

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Abstract

In this note we correct two oversights in Çanakçi et al. (2019) [6] which only occur when a band complex is involved. As a consequence we see that the mapping cone of a morphism between two band complexes can decompose into arbitrarily many indecomposable direct summands.

Item Type:
Journal Article
Journal or Publication Title:
Journal of Algebra
Additional Information:
This is the author’s version of a work that was accepted for publication in Journal of Algebra. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be reflected in this document. Changes may have been made to this work since it was submitted for publication. A definitive version was subsequently published in Journal of Algebra, 2021, Vol. 569 DOI: 10.1016/j.jalgebra.2020.08.005
Uncontrolled Keywords:
/dk/atira/pure/subjectarea/asjc/2600/2602
Subjects:
ID Code:
146261
Deposited By:
Deposited On:
12 Aug 2020 14:55
Refereed?:
Yes
Published?:
Published
Last Modified:
09 Jun 2021 05:35