See All Categories MATHEMATICS Browse Books in Combinatorics Showing 3 books Show Available now Forthcoming Sort by Most Recent Alphabetical The Statistical Mechanics of Interacting Walks, Polygons, Animals and Vesicles by (author) E.J. Janse Van Rensburg Triple Systems by (author) Charles Colbourn & Alex Rosa Mathematical Recreations & Essays Twelfth Edition by (author) W.W. Rouse Ball & H.S.M. Coxeter