Then I think you want V + R + A + B - 3 <= RV instead of your current Con New. If that change doesn't correct the issue, you might try fixing variables to a known feasible solution, call the solver, and see which constraints are flagged as infeasible. ... View more

Hi Rob, Thanks so much for the help. I truly appreciate it. The constraint is working beautifully. Regards, BG ... View more

Glad to help. ... View more

Rob, Thanks a ton for being patient with me and a very big thanks. Pointing me to the picture and the word "disjoint" absolutely nailed it. This is exactly what I was seeking. Now I will enjoy reading more about subtours and implement it in my model. ... View more