Riddles in Mathematics: A Book of Paradoxes
Courier Corporation, Aug 20, 2014 - Juvenile Nonfiction - 288 pages
Two fathers and two sons leave town. This reduces the population of the town by three. True? Yes, if the trio consists of a father, son, and grandson. This entertaining collection consists of more than 200 such riddles, drawn from every branch of mathematics. Math enthusiasts of all ages will enjoy sharpening their wits with riddles rooted in areas from arithmetic to calculus, covering a wide range of subjects that includes geometry, trigonometry, algebra, concepts of the infinite, probability, and logic. But only an elementary knowledge of mathematics is needed to find amusement in this imaginative collection, which features complete solutions and more than 100 black-and-white illustrations.
"Mr. Northrop writes well and simply. Every so often he will illuminate his discussion with an amusing example. While reading a discussion of topology, the reviewer learned how to remove his vest from beneath his jacket. It works every time." — The New York Times
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absolutely convergent algebra angles argument assume Bertrand Russell binary scale black counter chapter circle circumference coefﬁcients coin convergent curve cycloid deﬁned deﬁnition denote diagram diameter difﬁculty digits discussed disks Dividing both sides division by zero edition Epimenides equal equation example Fibonacci series ﬁgure ﬁnal ﬁnd ﬁnite ﬁnite number ﬁrst ﬁrst pile ﬁxed Galileo Galilei geometry Hence indeﬁnitely inﬁnite class inﬁnite series intersection interval length Lietzmann limit logarithmic spiral logical marble mathematician mathematics miles per hour Multiply both sides natural numbers original PARADOX perpendicular bisector plane plane geometry polygons prime number prob probability of drawing problem proof PROVE radius random rational numbers real numbers rectangle result segment sequence shown in Figure solution speciﬁc statement strip subtract sufﬁcient Suppose surface takes theorem theory tion toss transﬁnite number triangle words zero