How can i find the derivative of unequally spaced tabular data ?

Author Question: How can i find the derivative of unequally spaced tabular data ? (Read 1424 times)

curlz

Hero Member
Posts: 538

on: Jun 19, 2013

It is often necessary to find the derivative point by point from a tabular data which are not equally spaced. There is no convenient way to solve the problem in my knowledge.So, please help.

Tazate

Hero Member
Posts: 532

Reply #1 on: Jun 19, 2013

Well, if it's discontinuous then "derivative" is a very approximate term anyway.

Best estimate would be the change in one column divided by the change in another column, from one row to the next.

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