TL;DR
This paper explores the fundamental properties of the 2-category formed by 2-term complexes in an abelian category, utilizing butterflies as morphisms to understand their structure.
Contribution
It introduces a framework for analyzing 2-term complexes using butterflies as morphisms, highlighting their basic properties within the 2-category.
Findings
Characterization of the 2-category of 2-term complexes
Use of butterflies as morphisms in this context
Insights into the structure and properties of these complexes
Abstract
We describe some of the basic properties of the 2-category of 2-term complexes in an abelian category, using butterflies as morphisms.
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Taxonomy
TopicsHomotopy and Cohomology in Algebraic Topology