4.4 Find the best bounds for each variable in the following constraints: 2y + 7y2-3y3 +6y4-9ys+y6...
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4.4 Find the best bounds for each variable in the following constraints: 2yı + 7y2-3y3 +6y4-9ys+y6 S -12 yı-2y2 + y3 +4y4 + 2ys-3y6 < 13 0 < y2 <7 4 < y3 S 10 2< y4 ys <2 y 2 0 and integer 4.5 Show that tightening bounds on 0-1 variables is the same as fixing 0-1 variables. 4.4 Find the best bounds for each variable in the following constraints: 2yı + 7y2-3y3 +6y4-9ys+y6 S -12 yı-2y2 + y3 +4y4 + 2ys-3y6 < 13 0 < y2 <7 4 < y3 S 10 2< y4 ys <2 y 2 0 and integer 4.5 Show that tightening bounds on 0-1 variables is the same as fixing 0-1 variables.
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