GraphViz is a collection of tools for manipulating graph structures and generating graph layouts. Graphs can be either directed or undirected. GraphViz offers both graphical and command-line tools. A ...

He proved that a connected graph with undirected edges contains an Eulerian ... stroll through the city does not exist. The case of directed graphs (that is, graphs with directed edges) is similar.

Considering the image to be a directed graph with two nodes representing the source ... Modeling the image as an undirected graph, $$ G = \langle V,E \rangle $$ $$\boldsymbol{Vertices:} \ v \ \in V $$ ...