Origin Version (Select Help-->About Origin):6.1 Operating System:win Xp Hi: I am writing Labtalk program to performe special function, my question is in the program i use run.section(PR,MenuPR) to performe the Fit Polynomial of the graph, how can i read out the fit coefficients A,B1,B2.... which will be used in the following statements, thanks a lot for your reply!