Practical, scientific, philosophical, and artistic problems have caused men to investigate mathematics. But there is one other motive which is as strong as any of these — the search for beauty. Mathematics is an art, and as such affords the...
Савин А.П. Занимательные математические задачи/ Худож. А.В.Кардашук, М.В.Колденкова, А.Н.Савельев.- М.: ACT, 1995. - 176 с.
ISBN 5-88196-400-4
Многие слышали...