The mathematical formulation of a problem is often more essential than its solution, which may be merely a matter of mathematical or experimental skill.
问题的数学表述通常比其解决方案更重要,后者可能仅仅是数学或实验技巧的问题。
网络背后的梦想是一个共同的信息空间,我们通过共享信息进行交流。