File: MGH10EM.txt URL Reference: http://www.itl.nist.gov/div898/strd/nls/data/mgh10.shtml Dataset Name: MGH10 (MGH10.dat) Description: This problem was found to be difficult for some very good algorithms. See More, J. J., Garbow, B. S., and Hillstrom, K. E. (1981). Testing unconstrained optimization software. ACM Transactions on Mathematical Software. 7(1): pp. 17-41. Reference: Meyer, R. R. (1970). Theoretical and computational aspects of nonlinear regression. In Nonlinear Programming, Rosen, Mangasarian and Ritter (Eds). New York, NY: Academic Press, pp. 465-486. Data: y x 3.478000E+04 5.000000E+01 2.861000E+04 5.500000E+01 2.365000E+04 6.000000E+01 1.963000E+04 6.500000E+01 1.637000E+04 7.000000E+01 1.372000E+04 7.500000E+01 1.154000E+04 8.000000E+01 9.744000E+03 8.500000E+01 8.261000E+03 9.000000E+01 7.030000E+03 9.500000E+01 6.005000E+03 1.000000E+02 5.147000E+03 1.050000E+02 4.427000E+03 1.100000E+02 3.820000E+03 1.150000E+02 3.307000E+03 1.200000E+02 2.872000E+03 1.250000E+02 Mathematica Lists: xLst = {50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115, 120, 125}; yLst = {34780, 28610, 23650, 19630, 16370, 13720, 11540, 9744, 8261, 7030, 6005, 5147, 4427, 3820, 3307, 2872}; Maple Lists: xLst := [50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115, 120, 125]: yLst := [34780, 28610, 23650, 19630, 16370, 13720, 11540, 9744, 8261, 7030, 6005, 5147, 4427, 3820, 3307, 2872]: MATLAB Row Vectors: xLst = [50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100, 105, 110, 115, 120, 125]; yLst = [34780, 28610, 23650, 19630, 16370, 13720, 11540, 9744, 8261, 7030, 6005, 5147, 4427, 3820, 3307, 2872];