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. Author manuscript; available in PMC: 2022 Jun 16.
Published in final edited form as: Ind Eng Chem Res. 2021 Jun 4;60(23):8493–8503. doi: 10.1021/acs.iecr.1c01175

Table 3:

Optimal solution and Critical Region definition of Problem 6.

Critical Region Definition Optimal Solution Objective Function
CR1 0 ≤ ≤ 49 x1 = 0
x2 = 2.041 f1 = −0.980
y1 = 0 f2 =
y2 = 0
CR2 49 ≤ ≤ 52.4 x1 = 0
x2 = 100 f1 = −48
y1 = 0 f2 = 49
y2 = 0
CR3 52.4 ≤ ≤ 101.4 x1 = 0
x2 = 2.041 − 106.940 f1 = −0.980 − 3.669
y1 = 1 f2 =
y2 = 0