دانلود کتاب هندسه پاپ آپ – ریاضیات پشت کارت پاپ آپ

Preface

Bertrand Russell said: “Mathematics rightly viewed possesses not only truth but supreme beauty.” It is, alas, not always possible to “rightly view” mathematics from the perspective of a student. Often mathematics is presented as a series of pointless (and difficult) exercises.