Why (board game) Why (board game) Why is a board game from the late 1950s created by the Milton Bradley Company based on the television show Alfred Hitchcock Presents. The game is no longer produced. There are two different releases of the game: the original 1958 release and the 1967 release, differing only in the box art. "Why" can be played by two to four players aged 12 to adult. The four gamepiece characters are each humorous allusions to detectives of popular media fiction: Sergeant Monday (Sergeant Friday), Dick Crazy (Dick Tracy), Charlie Clam (Charlie Chan), and Shylock Bones (Sherlock Holmes). The six
Categories for the Working Mathematician Categories for the Working Mathematician Categories for the Working Mathematician (CWM) is a textbook in category theory written by American mathematician Saunders Mac Lane, who cofounded the subject together with Samuel Eilenberg. It was first published in 1971, and is based on his lectures on the subject given at the University of Chicago, the Australian National University, Bowdoin College, and Tulane University. It is widely regarded as the premier introduction to the subject. The book has twelve chapters, which are: Chapters XI and XII were added in the 1998 second edition, the first in view of its importance in string