About Time (board game) answers that are closest to the correct year on the question cards. The question cards all feature six events and a year in which the events took place. Chips are used as rewards and can be won or lost during high-stakes board play. Each card contains questions in six subject categories including arts, politics, everyday life and innovation. Player pieces are iconic historical figures including Napoleon, Queen Elizabeth I, Genghis Khan and William Shakespeare. In 2008, in a promotional tie-in with "The Guardian" newspaper, About Time used the newspaper’s archive to add content to the game. In Germany, a German
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