Substantially revised, reorganised and updated, the second edition now comprises eighteen chapters, carefully arranged in a straightforward and logical manner, with many new results and open problems.
This edited volume offers a detailed account of the theory of directed graphs from the perspective of important classes of digraphs, with each chapter written by experts on the topic. Outlining funda
Science is everywhere, in everything we do, see, and read. Books-all books-offer possibilities for talk about science in the illustrations and text once you know how to look for them. Children's liter
