[AMPL 2131] Problem: CVRP !

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[AMPL 2131] Problem: CVRP !

raffa1984

I have a problem with a CVRP model... i have realized thi ampl file:

http://raffaelecamillo.altervista.org/VRP.txt            MODEL

http://raffaelecamillo.altervista.org/VRPd.txt          DATA

The solution of this model not are a cicle that start at vertex 1 and
terminate at vertex 1 while i should that the solution are a cicle
from vertex 1 te vertex1 for all AUTOBOTTI.

Can someone help me??

thank you

Raffa

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