Think of it as a sophisticated T-shirt, which can be dressed up with neat trousers and smart shoes.
你可以将它想成是一件复杂的T 恤,可搭配整洁的裤子和时尚的鞋子。
It does not know what type t represents, but it can create a placeholder for that type to refer to the type that t must be.
它不知道T代表什么类型,但它可以为该类型创建一个占位符来指代t的类型。
A=kTlnQ We can take it to be zero. A is equal to k T log Q.
因此可以令它等于零,于是。
"No," you say,"it just can't be true! Who told you?" Comes the answer, "I got it by the grapevine."
VOA: special.2009.02.22
Don't be intimidated. Even though it is apparently exponential, a lot of times you can actually solve it much, much faster.
别怕,即使它,很明显是指数型的,很多时候,你都能更快的解决它。
Well it happened because we clearly must have a faulty assumption This can't possibly be true.
是因为做了,一个错误的,这不可能是真的。
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