Jérôme Feret The Arithmetic-Geometric Progression Abstract Domain. 42-58 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=3385&spage=42 2005 conf/vmcai/2005 VMCAI db/conf/vmcai/vmcai2005.html#Feret05