Undirected Graphs

 An undirected graph is a graph where the edges do not have a specific direction and it is bidirectional in nature it does not have a parent-child relation concept as there is no particular direction.

Example of an undirected graph

Characteristics of Undirected Graphs:

  • Symmetry:

Symmetry is present in the undirected graph as each edge is bidirectional, so it’s not like anyone’s the boss. The graph is connected, so you can always find a way to get to any node you want to, and the degree of each vertex tells you how popular that node is in the graph.

  • Connectivity:

There is just one method to get from one vertex to another in an undirected graph which indicates that the graph is linked.

Algorithms for Undirected Graphs

What is the difference between an undirected and a directed Graph?

Undirected and Directed graphs are fundamental concepts in graph theory, it is basically a branch of mathematics that deals with the study of graphs and it consists of a set of vertices(nodes) connected by edges. 

In this article, we will learn the differences between an undirected and a directed graph.,

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Undirected Graphs

An undirected graph is a graph where the edges do not have a specific direction and it is bidirectional in nature it does not have a parent-child relation concept as there is no particular direction....

Directed Graphs

A directed graph is a graph that is unidirectional in this the edges have a specific direction and the edges have directions specified with them also a directed graph can contain cycles....

Differences between Undirected Graph & Directed Graph:

S.N Undirected Graph Directed Graph 1 It is simple to understand and manipulate. It provides a clear representation of relationships with direction. 2 It has the symmetry of a relationship. It offers efficient traversal in the specified direction. 3 It requires less memory hence memory efficient. It is suitable for modeling processes or workflows. 4 It provides limited modeling capability for directed relationships It is complex as compared to undirected graphs. 5 Inefficient traversal without additional checks. It has a lack of symmetry, unlike an undirected graph. 6 It is difficult to represent specific scenarios. It may require increased memory usage compared to undirected graphs....

Applications of Undirected Graph:

Social Networks: In social networks, you can use undirected graphs to model them. You see, each vertex in the graph represents an individual, and each edge represents a friendship or a connection between those individuals. Traffic flow optimization: Undirected graphs are also used to model road networks and each vertex will represent an intersection or an endpoint, and each edge represents a road....

Applications of Directed Graph:

Computer networks: Directed graphs are basically a way to represent the internet as a bunch of devices connected.  Project management: Directed graph in project management the vertices will represent different tasks and the edges represent the dependencies between them. So basically, it’s a way to make sure everything gets done in the right order....

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