I think I've finally unzipped this calculus problem.

我认为我最终解出了这道微积分题。

youdao

In 1738, Daniel, trying to solve a problem in probability theory and the theory of gambling by use of the calculus, stumbled on the concept of the law of diminishing marginal utility of money.

在1738年，丹尼尔试图用微积分来解决一个概率论和赌博理论里的问题，无意间却发现了货币的边际效用递减法则的概念。

youdao

After all, Newton invented calculus in order to solve a physics problem: the orbit of the moon and planets in the solar system.

(毕竟，牛顿发明了微积分本来就是为了解决一个物理问题通常你可以申请在：太阳系中的月球和行星轨道问题)。

youdao

And the economic calculus which we have developed to solve this logical problem, though an important step toward the solution of the economic problem of society, does not yet provide an answer to it.

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