The Number Devil: A Mathematical Adventure is a book for children and young adults that explores mathematics. It was originally written in in German by Hans Magnus Enzensberger. Il mago dei numeri by Hans M. Enzensberger, , available at Book Depository with free delivery worldwide. : Il mago dei numeri () by Hans Magnus Enzensberger and a great selection of similar New, Used and Collectible Books.

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## Il mago dei numeri

Delivery and Returns see our delivery rates and policies thinking of returning an item? Although there are many Number Devils from Number HeavenRobert only knows him as the Number Devil before learning of his actual name, Teplotaxl, later in the story. From Wikipedia, the free encyclopedia. On the first night, the Number Devil appears to Robert in an oversized world and introduces the number one. Retrieved 21 December On the sixth night, the Number Devil teaches Robert about the natural occurrence of Fibonacci numberswhich the Number Devil shortens to Bonacci numbersby counting brown and white rabbits as they reproduce multiple times.

Retrieved 3 September The German author has since stated he will not write any more young adult’s books, but instead direct his effort towards poetry. Because he was displeased with the way mathematics was taught to students at school, the German author decided to pen a book that teaches mathematics in an innovative way. By this dream, Robert’s mother has noticed a visible change in Robert’s mathematical interest, and Robert begins going to sleep earlier to encounter the Number Devil.

By the eleventh night, Robert has shown considerable increased interest in mathematics, but questions its validity, to which the Number Devil introduces the concept of mathematical proofsending with the Number Devil showing Robert a complicated proof of basic arithmetic. This page was last edited on 24 Decemberat A Mathematical Adventurebased on the book.

### The Number Devil – Wikipedia

He was also challenged by the necessity to use simple English words appropriate for the target audience of The Number Devil —that is, children aged eleven to fourteen.

Learn more about Amazon Prime. Not for a minute. A Mathematical Adventure cover. Would you like to tell us about a lower price? The book follows a young boy named Robert, who is taught mathematics by a sly “number devil” called Teplotaxl over the course of twelve dreams.

If you are a seller for this product, would you like to suggest updates through seller support? On the eighth night, Robert is brought to his classroom at school. Retrieved 5 September To get the free app, enter your mobile phone number. Archived from the original on 4 April Mathematical Association of America.

Visit our Help Pages. Bayerischer Rundfunk in German. The book was met with mostly positive reviews enzensberer critics, unmeri its description of math while praising its simplicity.

### Il Mago dei numeri — Reader Q&A

His numfri is Mrs. Its colorful use of fictional mathematical terms and its creative descriptions of concepts have made it a suggested book for both children and adults troubled with math.

The book was a hit across Snzensberger, becoming a best seller in at least Spain, Germany, [8] the Netherlands, [9] and Italy. Write a customer review. He also experiences recurring dreams —including falling down an endless slide or being eaten by a giant fish—but is interrupted from this sleep habit one night by a small devil creature who introduces himself as the Number Devil. Get to Know Us. On the third night, the Number Devil brings Robert to a cave and reveals how prima-donna numbers prime numbers can only be divided nmeri themselves and one without a remainder.

Amazon Second Chance Pass it on, trade it in, give it a second life. The Number Devil teaches Robert about natural numberswhich the Number Devil calls garden-variety numbersthe unusual characteristics of infiniteand infinite series. Robert is a young boy who suffers from mathematical anxiety due to his boredom in school. Retrieved 26 October The New York Review of Books. By using this site, you agree to the Terms of Use and Privacy Policy.

Enzensberger fostered a passion for mathematics and numbers, although he was not a mathematician by trade.

Share your thoughts with other customers. Views Read Edit View history. Inhe delivered a speech at the International Congress of Mathematicians criticizing the isolation of mathematics from popular culture. The next night, the Number Devil emerges in a forest of trees shaped like “ones” and explains the necessity of the number zeronegative numbersand introduces hoppinga fictional term to describe exponentiation. Archived from the original on 26 April Credit offered by NewDay Ltd, over 18s only, subject to status.

Over the course of twelve dreams, the Number Devil teaches Robert mathematical principles. He also criticized its use in mathematics education, stating “I suspect this is the sort of book that well-meaning adults will mistakenly thrust upon children because it will be good for them. Mathematics fiction books Fictional demons and devils Dreams in fiction Henry Holt and Company books books Mathematics education.