Нашли опечатку? Выделите ее мышкой и нажмите Ctrl+Enter
Название: Ingenious mathematical problems and methods
Автор: Graham L.
For two decades, an international readership of workers in applied mathematics submitted their favorite puzzles to a mid-twentieth-century column, The Graham Dial. This original collection features 100 of the publication's very best problems, with themes ranging from logic and engineering situations to number theory and geometry. Each problem was specifically selected for its widely differing modes of solution,