A Fuzzy Multi-Objective Mathematical Model for Supplier Evaluation in a Reliable Supply Chain considering Different Risk Levels

Table 1

Verbal fuzzy numbers.

Fuzzy number	Verbal phrase
(0.25, 0, 0)	Very low importance
(0.5،0.25, 0)	Low importance
(0.25, 0.5, 0.75)	Medium importance
(0.5,0.75,1)	Very important
(0.75, 1, 1)	Very important