Manuel Blum strikes again! I always marvel at how often I come across or use something created by him or his students [1]. [1] http://genealogy.math.ndsu.nodak

Manuel Blum strikes again! I always marvel at how often I come across or use something created by him or his students [1]. [1] http://genealogy.math.ndsu.nodak.edu/id.php?id=13373 http://genealogy.math.ndsu.nodak.edu/id.php?id=13373