The concept of law involves the union of primary and secondary rules.
设计不只是外表和感觉,设计是产品如何运作。
What man actually needs is not a tensionless state but rather the striving and struggling for some goal worthy of him.
计算学习理论中的一个关键见解是,学习问题的复杂性由假设空间的复杂性和可用数据的数量决定。