rl1304

Lorena et al. proposed the p3038 instances, which are adapted from the TSPLIB instance pcb3038 by introducing five cases with 600, 700, 800, 900 and 1000 sources (Lorena LAN, Pereira MA, Salomao SNA (2003) A relaxacao Lagrangeana/surrogate e o metodo de geracao de colunas: novos limitantes e novas colunas, Pesquisa Operacional, 23(1):29-47).

p3038-600-Somala-Somala
Problem file | Solution

p3038-600-Somala-PMedian
Problem file | Solution

p3038-700-SomAla-SomAla
Problem file | Solution

p3038-700-SomAla-PMedian
Problem file | Solution

p3038-800-SomAla-SomAla
Problem file | Solution

p3038-800-SomAla-PMedian
Problem file | Solution

p3038-900-SomAla-SomAla
Problem file | Solution

p3038-900-SomAla-PMedian
Problem file | Solution

p3038-1000-Somala-Somala
Problem file | Solution

p3038-1000-Somala-PMedian
Problem file | Solution