That is a critical point. And we used the second derivative to see that this critical point is a local maximum.
这是一个临界点，考察它的二阶导数,会发现这确实是一个极大值点。
Then walk into your local bank and ask your friendly banker what a derivative is.
然后走进你本地的银行，问问笑脸相迎的银行家什么是衍生品。
A homebuyer in Miami, say, could offset the risk of price decline in the local area with a housing derivative.
比如说，通过房价衍生品，迈阿密的房屋购买者可以对冲该地区房价的下跌风险。
As the second derivative does, the forth, derivative of gravity anomaly projects local anomaly but suppresses regional anomaly.
重力异常四次导数和重力异常二次导数一样，具有突出局部异常，压制区域异常的作用。
For the enlightened soul, the non-local awareness within is now the most concrete, real and permanent reality, and sensory waking experience is derivative of that.
对觉悟了的灵魂来说，完整的觉察存在于最具体、真实和永久现实的当下，意识觉醒的体验也由此而产生。
For the enlightened soul, the non-local awareness within is now the most concrete, real and permanent reality, and sensory waking experience is derivative of that.
对觉悟了的灵魂来说，完整的觉察存在于最具体、真实和永久现实的当下，意识觉醒的体验也由此而产生。
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