The only different is the exponential function with the web.
when complie the codes, some errors like below. I have diffult time fixing it. can someone help me?
Linking... Done! compiling... _nlfconACRt.fit C:\Users\judy\Documents\OriginLab\2015\User Files\OriginC\NLSF\_nlfconACRt.fit(47) :Error, Member function NLFitContext::GetSourceDataRange not defined or does not have matching prototype. C:\Users\judy\Documents\OriginLab\2015\User Files\OriginC\NLSF\_nlfconACRt.fit(47) :Error, error(s) found in compiling method C:\Users\judy\Documents\OriginLab\2015\User Files\OriginC\NLSF\_nlfconACRt.fit(47) :Error, general compile error C:\Users\judy\Documents\OriginLab\2015\User Files\OriginC\NLSF\_nlfconACRt.fit(32) :Error, error(s) found in compiling function _nlsfconACRt Compile Failed!
It is hard to tell what went wrong with less information. I can only know you might make a mistake in line 47. You better post your code here or send us your FDF file via tech@originlab.com for further check.