Authors: Courcelle, Bruno¹ courcell@labri.fr, Twigg, Andrew² andy.twigg@comlab.ox.ac.uk

Superior Title: Theory of Computing Systems. Aug2010, Vol. 47 Issue 2, p531-567. 37p. 2 Diagrams, 4 Graphs.

Subject Terms: *ALGORITHMS, *NETWORK routers, *GRAPH theory, *NETWORK hubs, *COMPUTER networks