- 二次導(dǎo)數(shù)
- 二階導(dǎo)數(shù)
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second derivative中文什么意思
例句與用法
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- The function (f')is usually written simply f" and is called the second derivative .
函數(shù)（f’）通常簡(jiǎn)寫成f”，并稱之為f的二階導(dǎo)數(shù)。 - A class of stiffly stable k - step second derivative methods of order 2k
1階剛性穩(wěn)定的二階導(dǎo)數(shù)方法 - Voltammetric behavior of venoruton and its determination by second derivative convolution voltammtry
維腦路通的伏安行為及其二階導(dǎo)數(shù)卷積伏安法測(cè)定 - Study on method of determination of the content of sesame oil by second derivative ultraviolet spectrophotometry
用二階導(dǎo)數(shù)紫外分光光度法直接測(cè)定芝麻油含量 - Bar code recognition is a matter of edge detection , which has long been done through the maximum value of the first derivative or zero crossing of the second derivative
條碼識(shí)別是一個(gè)邊緣檢測(cè)問題。長(zhǎng)期以來，邊緣檢測(cè)都是通過一階導(dǎo)數(shù)極大值或二階導(dǎo)數(shù)零交叉進(jìn)行的。
百科釋義
In calculus, the second derivative of a function ? is the derivative of the derivative of ?. Roughly speaking, the second derivative measures how the rate of change of a quantity is itself changing; for example, the second derivative of the position of a vehicle with respect to time is the instantaneous acceleration of the vehicle, or the rate at which the velocity of the vehicle is changing.
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