2014/02/10 by Rafael Díaz, Rafael Diaz, Diaz, Rafael
Mathematics · #Algebraic Topology (math.AT) #Category Theory (math.CT) #Combinatorics (math.CO) #FOS: Mathematics #Geometric and Algebraic Topology #Homotopy and Cohomology in Algebraic Topology #Mathematics and Applications #math.AT #math.CO #math.CT
paper · pdf · doi:10.48550/arxiv.1402.2131
arxiv created 2014/02/10 · openalex publication_date 2014/02/10 · arxiv updated 2014/02/11 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
In these notes we study several categorical generalizations of the Möbius function and discuss the relations between the various approaches. We emphasize the topological and geometric meaning of these constructions.