I am sorry to learn that Elwyn Berlekamp has died. He was a master of mathematics and, with John Horton Conway, explored its recreational aspects including the

I am sorry to learn that Elwyn Berlekamp has died. He was a master of mathematics and, with John Horton Conway, explored its recreational aspects including the game of life and pentomino coverings. His company, Cyclotomics, was the go-to place for custom error correcting codes. eecs page: https://www2.eecs.berkeley.edu/Faculty/Homepages/berlekamp.html https://www2.eecs.berkeley.edu/Faculty/Homepages/berlekamp.h... home page: http://math.berkeley.edu/~berlek/ http://math.berkeley.edu/~berlek/ math page: https://math.berkeley.edu/~berlek/index.html https://math.berkeley.edu/~berlek/index.html