Séminaire Lotharingien de Combinatoire, B15f (1986).
[Formerly: Publ. I.R.M.A. Strasbourg, 1987, 340/S-15, p.
51-65.]
Arne Dür
Möbius-Funktionen, Inzidenzalgebren und Potenzreihendarstellungen
Abstract.
"Möbius functions" appear in different forms in
combinatorics. The algebraic setting for the "Möbius
inversion" is the "incidence algebra". We survey a general
theory of incidence algebras, and indicate several applications.
The following version is available:
The paper has been finally published as the book
"Möbius functions, incidence algebras and power series
representations",
Lecture Notes in Mathematics, 1202.
Springer-Verlag, Berlin, 1986. xii+134 pp.