From: Designing a sustainable biofuel supply chain by considering carbon policies: a case study in Iran
Linguistic variables | Membership function |
---|---|
Equally importance (EI) | \(\left(\mathrm{1,1},1\right)\) |
Weakly important (WI) | \(\left(2/\mathrm{3,1},3/2\right)\) |
Fairly important (FI) | \(\left(3/\mathrm{2,2},5/2\right)\) |
Very important (VI) | \(\left(5/\mathrm{2,3},7/2\right)\) |
Absolutely important (AI) | \(\left(7/\mathrm{2,4},9/2\right)\) |