Five-Echelon Multiobjective Health Services Supply Chain Modeling under Disruption

Table 4

The fuzzy three-choice goal programming model. Formula (32) refers to maximization of the membership function for each single objective function.

Parameters
:considered fuzzy goals for functions
: the weight of the objective functions of (1) to (6) in the general objective function
: maximum negative permissible deviation of each aspiration choice of the relevant objective function value
: maximum positive permissible deviation of each aspiration choice of the relevant objective function value
Variables
: binary variable aspiration choice
the membership function of to