A Fuzzy ANP Model Integrated with Benefits, Opportunities, Costs, and Risks to Prioritize Intelligent Power Grid Systems

Table 2

Characteristic function of the fuzzy numbers.

Fuzzy number	Characteristic (membership) function
1	(1, 1, 3)
𝑥	(𝑥−2,𝑥,𝑥+2) for 𝑥=3,5,7
9	(7, 9, 9)
1/1	(3^−1, 1^−1, 1^−1)
1/𝑥	((𝑥+2)^−1, 𝑥^−1, (𝑥−2)^−1) for 𝑥=3,5,7
1/9	(9^−1, 9^−1, 7^−1)