SHANNON, CLARE, IRELAND, February 27, 2026 /EINPresswire.com/ -- Announcing a new publication from Opto-Electronic ...

Fullerenes are hollow carbon molecules where each atom is connected to exactly three other atoms, arranged in pentagonal and hexagonal rings. Mathematically, they can be combinatorially modeled as ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

Abstract: Graph isomorphism is the prime example of a computational problem with a wide difference between the best known lower and upper bounds on its complexity. There is a significant gap between ...

Given a planar, undirected, graph enumerate all of the faces of the graph. Can also be described as finding all of the polygons within the graph, or the minimum cycle basis, based on Geometric Tools ...

It would be cool to be able to generate a random planar graph. An implementer might start from the StackOverflow question "Generate a large random planar graph". For example, one of the answers there ...

Department of Information Engineering, Taishan Polytechnic, Tai’an, China. School of Mathematics, Shandong University, Jinan, China. It is proved here that if a planar graph has maximum degree at ...

Download PDF Join the Discussion View in the ACM Digital Library EXAMPLE 2. A standard way of representing graphs is by their adjacency matrices; once we have an adjacency matrix we can obtain a {0, 1 ...

The bondage number of a nonempty graph G is the cardinality of a smallest set of edges whose removal from G results in a graph a domination number greater than the domination number of G. In this ...