ArXiv Front: GR Group Theory (Popularity: ): Group theory section of the mathematics e-print arXiv. Group Pub Forum Home Page (Popularity: ): These are the community pages for Group Theory, the mathematics of symmetry. Group Theory is ... Topological Methods in Group Theory (Popularity: ): Table of contents only; draft chapters can be downloaded by arrangement. Coxeter/Weyl Tutorial (Popularity: ): A Tutorial Introduction to the Coxeter and Weyl Packages, a pair of Maple packages for ... Symmetry Groups in Maple V (Popularity: ): A worksheet by W.D. Joyner. International Society for Group Theory in Cognitive Science (Popularity: ): Group theory in: Robotics, Problem-Solving, Planning, Learning, Language, Perception, Art, Design, Engineering, Manufacturing, Epistemology, Measurement, ... Mod-2 Cohomology of 2-Groups (Popularity: ): Computer calculation of the mod-2 cohomology of groups of order 8, 16, 32 and 64. GAP - Groups, Algorithms and Programming (Popularity: ): GAP is a free system for computational discrete algebra. Permutation Group Problems (Popularity: ): Compiled by Peter Cameron. Semigroup Theory (Popularity: ): Directory of home pages and conferences maintained at Southampton University.