Two Weighted Fuzzy Goal Programming Methods to Solve Multiobjective Goal Programming Problem

Table 11

Comparison.

Weight (𝑤)	Chang [26]	Proposed method 1	Proposed method 2
1/8, 1/3		𝑏1=10, 𝑍1=9, 𝑍2=3	𝑏1=10, 𝑍1=9.5, 𝑍2=4
		𝑏1=11, 𝑍1=9, 𝑍2=3	𝑏1=11, 𝑍1=10.5, 𝑍2=4
1, 1	𝑏1=10, 𝑍1=8, 𝑍2=0	𝑏1=10, 𝑍1=9, 𝑍2=4	𝑏1=10, 𝑍1=9, 𝑍2=4
	𝑏1=11, 𝑍1=9, 𝑍2=4	𝑏1=11, 𝑍1=9, 𝑍2=4	𝑏1=11, 𝑍1=9, 𝑍2=4
w < 1		𝑏1=10, 𝑍1=9, 𝑍2=3	𝑏1=10, 𝑍1=9.5, 𝑍2=4
		𝑏1=11, 𝑍1=9, 𝑍2=3	𝑏1=11, 𝑍1=10.5, 𝑍2=4
.6,.4		𝑏1=10, 𝑍1=9, 𝑍2=3	𝑏1=10, 𝑍1=9.5, 𝑍2=4
		𝑏1=11, 𝑍1=9, 𝑍2=3	𝑏1=11, 𝑍1=10.5, 𝑍2=4
Model class	LP	LP	LP
	μ = 1	λ = 1	λ = 1