Hard in theory, easy in practice: Why graph isomorphism algorithms seem to be so effective

Graphs are everywhere. In discrete mathematics, they are structures that show the connections between points, much like a ...
Nature

Complexity Theory and Polynomial Time Algorithms

Complexity theory is a fundamental branch of theoretical computer science that categorises computational problems according to their inherent difficulty and the resources required to solve them. At ...
Quanta Magazine

Landmark Algorithm Breaks 30-Year Impasse

Computer scientists are abuzz over a fast new algorithm for solving one of the central problems in the field. (January 15, 2017, update: On January 4, Babai retracted his claim that the new algorithm ...
Nature

Graph Algorithms and Convexity Parameters

Graph algorithms constitute a fundamental area of computational research that focuses on the analysis and manipulation of graph structures, which represent systems of interconnected entities. In ...