Problems in Analytic Number Theory

"In order to become proficient in mathematics, or in any subject," writes Andre Weil, "the student must realize that most topics in­ volve only a small number of basic ideas. " After learning these basic concepts and theorems, the student should "drill in routine exercises, by which the necessary reflexes in handling such concepts may be ac­ quired. . . . There can be no real understanding of the basic concepts of a mathematical theory without an ability to use them intelligently and apply them