The 3rd version of this definitive and well known booklet maintains to pursue the query: what's the best solution to pack numerous equivalent spheres in n-dimensional Euclidean house? The authors additionally learn such similar concerns because the kissing quantity challenge, the overlaying challenge, the quantizing challenge, and the class of lattices and quadratic kinds. there's additionally an outline of the purposes of those inquiries to different components of arithmetic and technology similar to quantity conception, coding concept, workforce conception, analogue-to-digital conversion and information compression, n-dimensional crystallography, twin conception and superstring concept in physics. New and of designated curiosity is a document on a few contemporary advancements within the box, and an up to date and enlarged supplementary bibliography with over 800 goods.
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