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dhxyyuan

Albania
Posts
Posted - 01/27/2007 :  09:48:18 AM  Show Profile  Edit Topic  Reply with Quote  View user's IP address  Delete Topic
Origin Version (Select Help-->About Origin): 7.0
Operating System:xp

Hi everyone, I got a problem.
How to non-linear fit the error function?? the mathematic expression is :

y=0.35-(0.35-a)*erf(x/sqrt(4*d*155552000))

Thank you

Mike Buess

USA
3037 Posts
Posted - 01/27/2007 :  10:08:57 AM  Show Profile  Edit Reply  Reply with Quote  View user's IP address  Delete Reply
http://www.originlab.com/forum/topic.asp?TOPIC_ID=5432

This topic might also be useful...
http://www.originlab.com/forum/topic.asp?TOPIC_ID=1976

Mike Buess
Origin WebRing Member

Edited by - Mike Buess on 01/28/2007 11:07:14 AM
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