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:

?? algebra and number theory ??

Departments:

Faculty of Science and Technology > Mathematics and Statistics

ID Code:

146261

Deposited By:

ep_importer_pure

Deposited On:

12 Aug 2020 14:55

Refereed?:

Yes

Published?:

Published

Last Modified:

28 Aug 2024 00:14

URI:

https://eprints.lancs.ac.uk/id/eprint/146261