vadimk@gentoo.org Vadim Kuznetsov igraph is a free software package for creating and manipulating undirected and directed graphs. It includes implementations for classic graph theory problems like minimum spanning trees and network flow, and also implements algorithms for some recent network analysis methods, like community structure search. Use external sci-libs/arpack Use external virtual/blas numerical library Use external lapack numerical library Enables dev-libs/gmp support Enables profiling support