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Hallo Mathematica-Freunde, kann jemand mal auf mein einfaches Problem schauen? Ich finde den Fehler nicht, bin anscheinend betriebsblind. Danke im voraus! H. Tersch Notebook: data ={{0,10,0,0,0.0517}, {0,30,0,0,0.156}, {0.03,10,0.5,0.3,0.67}, {0.03,30,0.5,0.3,0.705}, {0.06,20,0.5,0.3,1.34}, {0.06,20,1,0.3, 1.587}, {0.06,20,0.6,0.6,2.377}, {0.06,20,1,0.6,2.646}, {0.06,20,2,0.6,3.148}, {0.06,20,2,1.2,5.221}, {0.06,30,1,0.3,1.621}, {0.1,20,0.5,0.3,2.207}, {0.1,20,1,0.3,2.639}, {0.1,20,1,0.6,4.332}, {0.1,20,2,0.6,5.208}, {0.1,20,2,1.2,8.547}, {0.6, 100,1,0.3,15.86}, {0.06,100,1,0.3,1.801}, {0.06,200,1,0.3,2.046}}; Fit[data,{x1,x2,x3,x4},{x1,x2,x3,x4,y}] Fit::"fitc": "Number of coordinates (\!\(4\)) is not equal to the number of variables \ (\!\(5\))." -- ----------------------------------------------------- Dr.- Ing. Heinrich Tersch Fraunhofer-Institut fuer Betriebsfestigkeit LBF Bartningstr. 47 D-64289 Darmstadt, Germany Tel.: +49/(0)6151/705-252 Fax: +49/(0)6151/705-214 E-Mail: tersch@XXXXXXX.de URL: www.lbf.fhg.de ----------------------------------------------------- |