Created by Karl Marx. Marxism is not Communism, its what communism based its ideas on. Communism was starlins dream for russia, Karl Marx, lived in the early 1800's and did write the communist manifesto, for the communist party,that was 1848, based on his marxist ideas along time before starlin.
In mathematics, we call a visual representation of a network a graph. A graph is a collection of points, called vertices, and line segments connecting those points, called edges. The number of edges that belong to a vertex is called the degree of the vertex.
In mathematics, a graph is a representation of a set of objects where some pairs of the objects are connected by links. The interconnected objects are represented by mathematical abstractions called vertices, and the links that connect some pairs of vertices are called edges.