Not all graphs are planar. If there are too many edges and too few vertices,…

When is it possible to draw a graph so that none of the edges cross?…

Certain graph problems deal with finding a path between two vertices such that each edge…

An Euler graph may be defined as- Euler Graph Example- The following graph is an…

Walks Definition: For a graph G=(V(G),E(G)), a Walk is defined as a sequence of alternating vertices and edges such…

Definition: A Subgraph S of a graph G is a graph whose vertex set V(S) is a subset of the vertex set V(G), that…

Graphs come with various properties which are used for characterization of graphs depending on their…

A graph is a diagram of points and lines connected to the points. It has…

In this chapter, we will cover a few standard examples to demonstrate the concepts we…

A graph is traversable if you can draw a path between all the vertices without…