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1stoptÈçºÎ½øÐдøÎó²î°ôµÄ·ÇÏßÐÔÄâºÏ£¿Çó¸ßÊÖÖ¸½Ì£¬ÎҵĴúÂëÈçÏ£º //There are many test examples located in the folder: examples\ //Nonlinear regression: any No. of variables and parameters, any user-defined function Title "pseudo second-order model"; Parameter a, k; Variable x, y; Function y=a*a*k*x/(1+a*k*x); data; A=[0 0 0 5 7.9 0.8 10 8.5 0.05 20 9.1 0.09 30 9.6 0.7 60 9.7 0.05 120 9.83 0.04 300 9.87 0.005]; x=A(:,1); y=A(:,2); yEr=A(:,3); errorbar(x,y,yEr), |
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