Живая математика. Тренажер для ума

Yakov Ysydorovych Perelman — rossyyskyy y sovetskyy prosvetytel, osnovopolozhnyk zhanra "zanymatelnoy nauky". On prydumal osobyy sposob govoryt o nauke uvlekatelno — y prevratyl ego v ostroumnye, poleznye posobyya. Eta knyga pokazyvaet, chto matematyka okruzhaet nas vezde y pomogaet v samykh neozhydannykh sytuatsyyakh. V formate zhyvykh rasskazov y khytrykh golovolomok Ya. Perelman otvechaet na vse ynteresuyushchye voprosy chytateley:• Kak opredelyt razmer lyubogo predmeta mo netkoy?• Mozhno ly yzmeryt kolychestvo vypavshykh osadkovs pomoshchyu prostogo vedra?• Kak ne narvatsya na nevygodnoe predlozhenye y vychyslytobman?Dlya ponymanyya dostatochno elementarnoy aryfmetyky y prosteyshykh svedenyy yz geometryy. Knyga rasschytana na uchashchykhsya sredney shkoly, molodyozh y vsekh vzroslykh, kto khochet provodyt svobodnoe vremya s polzoy y ynteresom. Matematyka blyzhe, chem vy dumaete. Prosto nachnyte eyo zamechat.

Yakov Isidorovich Perelman is a Russian and Soviet educator, the founder of the genre of "entertaining science". He came up with a special way to talk about science in a fascinating way — and turned it into witty, useful manuals. This book shows that mathematics surrounds us everywhere and helps us in the most unexpected situations. In the format of lively stories and tricky puzzles, J. Perelman answers all the readers' questions.:• How can I determine the size of any object with a net?• Is it possible to measure the amount of precipitation with a simple bucket?• How not to run into an unfavorable offer and calculate fraud?Elementary arithmetic and the simplest information from geometry are enough to understand. The book is intended for secondary school students, young people and all adults who want to spend their free time with benefit and interest. Math is closer than you think. Just start noticing it.