# NLP written by GAMS Convert at 01/12/18 13:31:55
#
# Equation counts
# Total E G L N X C B
# 4 1 1 2 0 0 0 0
#
# Variable counts
# x b i s1s s2s sc si
# Total cont binary integer sos1 sos2 scont sint
# 4 4 0 0 0 0 0 0
# FX 0 0 0 0 0 0 0 0
#
# Nonzero counts
# Total const NL DLL
# 12 9 3 0
#
# Reformulation has removed 1 variable and 1 equation
var x1 := 0.5, >= 0, <= 2;
var x2 >= 0;
var x3 := 3, >= 0, <= 3;
minimize obj: - 2*x1 + x2 - x3;
subject to
e2: x1*(4*x1 - 2*x2 + 2*x3) + x2*(2*x2 - 2*x1 - x3) + x3*(2*x1 - x2 + 2*x3) -
20*x1 + 9*x2 - 13*x3 >= -24;
e3: x1 + x2 + x3 <= 4;
e4: 3*x2 + x3 <= 6;