Curiosa Mathematica: Pillow-problems Thought Out During Wakeful Hours. Third Edition. 1894. Xvii, [2], 109 P. Incl. Front., Diagrs (Hardcover) (ISBN-13: 9781019387078)

In this intriguing book, Lewis Carroll presents a collection of challenging mathematical problems he entertained himself with during long sleepless nights. With a wit typical of his work, Carroll presents solutions to each problem, sometimes with surprising twists. A must-read for any puzzle enthusiast!

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