1·Known as lambda calculus, it was designed to investigate the function definition and application, as well as the concept of recursion.
它被称为lambda演算，用于研究函数定义与应用程序以及递归概念。
2·But don't let the complexity of calculus dissuade you from using lambdas: They are really nothing more than anonymous functions. The following function definition, for example, is a lambda.
但是，不要让calculus的复杂性妨碍了您对lambdas的使用：它们也只不过是匿名函数。