我们有公式来计算当前值，并且这些公式众所周知。

We have formulas for these present values and these formulas are well known.

youdao

幸好，有公式能减少它——组合理论提供了一个简短的方式来计算它。

Fortunately, there are formulae that can shortcut this — the theory of combinations provides a shorter way to calculate it.

youdao

即使他们可以做到，但 SimpliSafe 声称其系统一直在升级，而且各系统之间有细微差别，这意味着，不存在通用的神奇公式可以破解该系统。

Even if they could, SimpliSafe claims that its system is always evolving, and that it varies slightly from system to system, which means there wouldn't be a universal magic formula for cracking it.

youdao

You'll also see that they have all the physical constants that you're going to need, and also a bunch of the actual equations that we've been using in the first couple weeks here.

大家还可以看到这里有,你可能会用到的所有物理常数，还有一堆公式,是那些我们这几周来一直在用的。

麻省理工公开课 - 化学原理课程节选

Then there's Tier II capital and then they have a formula -now, this is defined in Fabozzi.

然后又有了二级资本金,他们对此有个计算公式,如今,这在法博齐的书中有定义

耶鲁公开课 - 金融市场课程节选

All right, so here is a perhaps familiar if underwhelming formula.

好的，这里有一个可能常见的,但可能未留下深刻印象的公式。

哈佛公开课 - 计算机科学课程节选