Your "What" Is My "How": Iteration and Hierarchy in System Design
By Michael W. Whalen,Andrew Gacek,Darren Cofer,Anitha Murugesan,Mats P.E. Heimdahl,Sanjai Rayadurgam
Issue Date:March 2013
Systems are naturally constructed in hierarchies, in which design choices made at higher levels of abstraction levy requirements on system components at the lower levels. Thus, whether an aspect of a system is a design choice or a requirement largely depen...