All Forums  Origin Forum  Origin Forum  Fit did not convarge

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Screensize: 640 x 480 800 x 600 1024 x 768 1280 x 1024 UserName: Password: Anti-Spam Code: Format Mode: Basic  Help  Prompt  Format: Font Andale Mono Arial Arial Black Book Antiqua Century Gothic Comic Sans MS Courier New Georgia Impact Lucida Console Script MT Bold Stencil Tahoma Times New Roman Trebuchet MS Verdana   Size 1 2 3 4 5 6   Color Black Red Yellow Pink Green Orange Purple Blue Beige Brown Teal Navy Maroon LimeGreen Message: * HTML is OFF * Forum Code is ON Smilies [quote][i]Originally posted by Rafael89[/i] [br]Origin Ver. 8.6 Operating System:Mac OS X Dear All, I am trying to fit following function (G/(n*x))*(1-((T/G)*(log(k/(log(r)*x))+(G/T)+0.577216))^n) with initial parameters x=0.4; k=1E-3; G=100; are not fixed and T=4.13; n=0.66666; are fixed to following data dropbox.com/s/k9ru7xf45t04vsw/Data However fit is not converging, I tried also different values of parameters but still did not get the fit. Is anyone knows how to solve this issue. [/quote]   Check here to include your profile signature. Check here to subscribe to this topic.