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Table 10-3
A company has decided to use 0−1 integer programming to help make some investment decisions.There are three possible investment alternatives from which to choose,but if it is decided that a particular alternative is to be selected,the entire cost of that alternative will be incurred (i.e. ,it is impossible to build one-half of a factory) .The integer programming model is as follows:
Maximize 5000 X1 + 7000X2 + 9000X3
Subject to: X1 + X2 + X3 ≤ 2 Constraint 1
-X1 + X2 ≤ 0 Constraint 2
25,000 X1 + 32,000 X2 + 29,000 X3 ≤ 62,000 (budget limit)
16 X1 + 14 X2 + 19 X3 ≤ 36 (resource limitation)
all variables = 0 or 1
where X1 = 1 if alternative 1 is selected,0 otherwise
X2 = 1 if alternative 2 is selected,0 otherwise
X3 = 1 if alternative 3 is selected,0 otherwise
Solution x1 = 1,x2 = 0,x3 = 1,objective value = 14,000.
-Table 10-3 presents an integer programming problem.Suppose you wish to add a constraint that stipulates that both alternative 2 and alternative 3 must be selected,or neither can be selected.How would this constraint be written?
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A group of genetic disorders characterized by little or no production of the pigment melanin, affecting the color of the skin, hair, and eyes.
Human Karyotype
is the complete set of all the chromosomes in a human cell, typically presented as 23 pairs including one pair of sex chromosomes.
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Chromosomes that are not directly involved in determining a person's sex; these are present in pairs in both males and females.
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A genetic technique that uses homologous recombination to modify the DNA of a gene to study its function or create a desired mutation.
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