Featured Sites: Search Home Math for Students Mystery Book Store Math Book Store online dictionary Privacy Policy     Search Home : Computers : Software : Operating Systems : Realtime : Harmony ResearchIndex: National Research Council Canada: Harmony as an Object-Oriented Operating System: Ion is a key concept in the design of Harmony programs. The only interface to a task instance, once created, is message passing. Access from the outside is permitted only when a task explicitly performs a Receive operation.          Math Book Store Help build the largest human-edited directory on the web. Submit a Site - Open Directory Project - Become an Editor Copyright © 2005-2007 All rights reserved. AllSites, LLC