0-521-70238-0Cambridge University Press 9780521702386 052170238010/2007 List Price: $29.99Paperback476 pages Our Price: $26.99 This new edition of the popular calendars book expands the treatment of the previous edition to new calendar variants: generic cyclical calendars and astronomical lunar calendars as well as the Korean, Vietnamese, Aztec, and Tibetan calendars. As interest grows in the impact of seemingly arbitrary calendrical systems upon our daily lives, this book frames the calendars of the world in a completely algorithmic form. Easy conversion among these calendars is a by-product of the approach, as is the determination of secular and religious holidays.Calendrical Calculations makes accurate calendrical algorithms readily available. The fascinating historical settings, general calendar descriptions, and lavish illustrations will appeal to anyone with an interest in religion, history, astronomy, or is just curious about calendars.