For most of us, the word graph brings back memories (not always pleasant) of pencils and rulers and quadrille ruled paper, though a more recent generation may think instead of pie and bar charts ...

SAS/GRAPH software produces many kinds of charts, plots, and maps in both two- and three-dimensional versions. In addition to helping you understand the variety of graphs that are available to you, ...

David Conlon and Asaf Ferber have raised the lower bound for multicolor “Ramsey numbers,” which quantify how big graphs can get before patterns inevitably emerge. “There is no absolute randomness in ...