Maybe it's better to say that a few related bodies of technique have been collapsing into a discipline called Graph Theory. http://www.math.uni-hamburg.de/home

Maybe it's better to say that a few related bodies of technique have been collapsing into a discipline called Graph Theory. http://www.math.uni-hamburg.de/home/diestel/books/graph.theory/ http://www.math.uni-hamburg.de/home/diestel/books/graph.theo...