Aluffi-Pentini's problem (only bound constraints) go PSwarm AMPL short ############################################################################ # # Aluffi-Pentini's problem # as described in # M.M. Ali, C. Khompatraporn and Z.B. Zabinsky, "A numerical # evaluation of several stochastic algorithms on selected continuous # global optimization test problems", Journal of Global Optimization # (2005) 31:635-672 # # Coded for AMPL by: aivaz@dps.uminho.pt # Minho University, Portugal # 14 September 2005 ############################################################################ #Two local minima, one of them is global with fx=-0.3523, located at (-1.0465,0)