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Abstract
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min x
1
− x
2
+ 2x
3
s.t. 2x
1
+ x
2
− x
3
≤ 3,
0 ≤ x
1
≤ 3,
− 1 ≤ x
2
≤ 6,
x
3
≷ 0.
2 ^üX/{)‚55y£15©¤
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min 4x
1
+ 2x
2
s.t. 2x
1
− 3x
2
≥ 2,
− x
1
+ x
2
≥ 3,
x
i
≥ 0, ∀i.
1
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