This is a really excellent walkthrough of the applications of sphere packing to information theory: http://www.ams.org/programs/students/wwtbam/cohn-slides-2014

This is a really excellent walkthrough of the applications of sphere packing to information theory: http://www.ams.org/programs/students/wwtbam/cohn-slides-2014-web.pdf http://www.ams.org/programs/students/wwtbam/cohn-slides-2014... as well as the answer to a question I asked earlier in the thread. edit: that's funny, I just realized the author of this link is quoted in the OP's article.