The math questions featured in The Ladies Diary were of sufficient interest that collections of them were published in four volumes covering the years 1704 to 1817. Answers to riddles, rebuses, and math question. Copyright 1997 by Ivars Peterson. The Gentleman's Diary, or, Mathematical Repository, from 1741 to 1750. Guy, Richard K., and Robert E. Woodrow, eds.
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He is the author of The Mathematical Tourist, Islands of Truth, Newton's Clock, and Fatal Defect.