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 Find a function strarting from points(xi,yi=f(x))		  New Topic  Reply to Topic
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LouizaRBH

Morocco
2 Posts
Posted - 10/04/2016 :  11:42:53 AM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Hi everybody, i need your help in determining a function f(x).
Actually, i have 100 points (xi,yi) and i want to determine the function that goes through all these points or the interpolation function.
How can i do that using OriginPro 8?
I thank you in advance for your reponse.
Edited by - LouizaRBH on 10/04/2016 11:57:24 AM

Hideo Fujii

USA
1582 Posts
Posted - 10/04/2016 :  2:02:10 PM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi LouizaRBH.

Maybe this Quick Help document helps you:
http://www.originlab.com/doc/Quick-Help/access-spline-data

Hope this helps.

--Hideo Fujii
OriginLab
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LouizaRBH

Morocco
2 Posts
Posted - 10/06/2016 :  06:01:12 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi Hideo Fujii,
Thank you so much for your help.
I followed the steps shown on the page as you advised me. I then got the "interpolated X1, Y1 Interpolated" so now how can i obtain the The expression of the interpolation function?
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