A new characterization of arithmeticity |
| |
| Authors: | Kalle Kaarli |
| |
| Affiliation: | (1) Department of Mathematics, University of Tartu, EE 50090 Tartu, Estonia, e-mail: kaarli@math.ut.ee, EE |
| |
| Abstract: | We prove that an equivalence lattice is arithmetical whenever for every and there exists a compatible choice function modulo , having a as a fixed point. The converse holds if L is finite. Received September 30, 1998; accepted in final form December 1, 1998. |
| |
| Keywords: | and phrases: Equivalence lattice arithmeticity compatible function. |
| 本文献已被 SpringerLink 等数据库收录！ |
|
