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second derivative

   Also found in: Dictionary/thesaurus, Medical, Legal, Financial, Wikipedia 0.01 sec.
second derivative [′sek·ənd də¦riv·əd·iv]
(mathematics)
The derivative of the first derivative of a function.


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The pretreatment such as smoothing processing, first derivative and second derivative was compared, outliers diagnosis was also discussed.
] is proportional to the temperature gradient and the stress tensor is supplemented with a part linearly depending on the second derivatives of the temperature field.
It can be seen that the forcing function is the largest source of variation and how the first and second derivatives have smaller impact in such variability.
 
 
 
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