$offlisting * * Equation counts * Total E G L N X C B * 3 1 0 2 0 0 0 0 * * Variable counts * x b i s1s s2s sc si * Total cont binary integer sos1 sos2 scont sint * 3 3 0 0 0 0 0 0 * FX 0 * * Nonzero counts * Total const NL DLL * 6 4 2 0 * * Solve m using NLP minimizing objvar; Variables x1,x2,objvar; Equations e1,e2,e3; e1.. - x2 + objvar =E= 0; e2.. 4510067.11409396*exp(-7548.11926028431/x1)*x1 + 0.00335570469798658*x1 - 2020510067.11409*exp(-7548.11926028431/x1) - x2 =L= 1; e3.. (-4510067.11409396*exp(-7548.11926028431/x1)*x1) - 0.00335570469798658*x1 + 2020510067.11409*exp(-7548.11926028431/x1) - x2 =L= -1; * set non-default bounds x1.lo = 100; x1.up = 1000; Model m / all /; m.limrow=0; m.limcol=0; m.tolproj=0.0; $if NOT '%gams.u1%' == '' $include '%gams.u1%' $if not set NLP $set NLP NLP Solve m using %NLP% minimizing objvar;