Article ID Journal Published Year Pages File Type
4596771 Journal of Pure and Applied Algebra 2012 5 Pages PDF
Abstract

For automorphisms of a polynomial ring in two variables over a domain R, we show that local tameness implies global tameness provided that every 2-generated locally freeR-module of rank 1 is free. We give examples illustrating this property.

Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory