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 Non linear curve fitting (1/sqrt(x))*SineDamped		  New Topic  Reply to Topic
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Irene1212

Spain
1 Posts
Posted - 05/19/2016 :  07:12:47 AM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Hello!
I am trying to fit a non linear curve to the funtion SineDamped * 1/sqrt(x).
I am trying with the following function:
y=y0 + A*exp(-x/t0)*sin(PI*(x-xc)/w)/sqrt(x)
and I do not get results.
Could anyone help me with this fitting please?
Thank you!

SeanMao

China
288 Posts
Posted - 05/20/2016 :  02:26:00 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
Hi,

Can you please send a copy of your data to tech@originlab.com and suitable initial values for each parameter so that we can try on our side?

Thanks!

Sean

OriginLab Tech.
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