multigraph
loops and/or multiple edges are allowed
A multigraph is a type of graph in which multiple edges or connections can exist between two vertices. This means that there can be more than one path between two vertices, unlike in a simple graph where there can only be one. In a multigraph, edges can have different weights and directions, which can represent different things depending on the context of the graph. For example, a multigraph may be used to represent a network of roads or a social network where multiple connections between individuals exist.
There are different ways to represent a multigraph visually. One common approach is to use curved lines to indicate multiple connections between vertices. Another method is to use different colors or shapes for the edges to convey additional information about the connections between vertices. As with any type of graph, understanding the context and purpose of the multigraph is important for interpreting the information it presents.
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