tln2.gms:

References:

• Leyffer, S, MacMINLP: AMPL Collection of Mixed Integer Nonlinear Programs.
• Harjunkoski, I, Westerlund, T, Porn, R, and Skrifvars, H, Different Transformations for Solving Non-Convex Trim Loss Problems by MINLP. European Journal of Operational Research 105, 3 (1998), 594-603.
• Original source: AMPL model trimlon.mod and trimlon2.dat from MacMINLP

Point: p1 
Best known point (p1): Solution value 5.30 (global optimum, BARON certificate)