Hi Matthew, On Wed, 14 Aug 2002, Matthew Galati wrote: yg-boo> is this a place for simple usage questions? Yes, you've found the right place. yg-boo> i am a newbie... yg-boo> yg-boo> i want to use graph to return the set of edges in a cut for an yg-boo> undirected graph... yg-boo> yg-boo> that is, for some subset W of N, i want all e = {i in N, j in N} in E yg-boo> such that i is in W and j is not in W yg-boo> yg-boo> is there something built into graph to do this? or should i just do it yg-boo> manually from the adjacency list? The BGL does not have a function for this, so you'll have to code one up... and better yet, you could put your new function in the boost-sandbox, and then I could help you get it put into the BGL. If you're interested send me private email. Cheers, Jeremy ---------------------------------------------------------------------- Jeremy Siek http://php.indiana.edu/~jsiek/ Ph.D. Student, Indiana Univ. B'ton email: jsiek@osl.iu.edu C++ Booster (http://www.boost.org) office phone: (812) 855-3608 ----------------------------------------------------------------------