函数的概念在数学中是基础的,而λ演算提供了一种形式化这一概念的方法。
板块构造理论的美妙之处在于,它用如此简单的理论解释了如此多的现象。
Yesterday I was a dog..today I'm a dog...Tomorrow I'll probably Still be a dog...There's so little hope for advancement!