Distribution Network Design for Fixed Lifetime Perishable Products: A Model and Solution Approach

Table 1

Parameter of the Lagrangian relaxation.

Maximum number of iterations	1500
Number of nonimproving iterations before halving step size	30
Initial value of step size	2
Minimum value of step size	10^−7
Initial value of the Lagrangian multiplier	10(𝑑+𝑓)
Maximum optimality gap ((UB−LB)/UB)∗100%	0.1%