If a Side Constraint for a Network Flow Model Cannot

question 61

Multiple Choice

If a side constraint for a network flow model cannot be avoided,and non-integer solutions result,how can the solution be expressed as an integer solution?

• A)Force all the arc flow decision variables to be integer.
• B)Round off all the non-integer arc flow decision variables.
• C)Increase the supply until the solutions are all integer using a dummy supply node.
• D)Increase the demand until the solutions are all integer using a dummy demand node.

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Definitions:

Mastication

Breaking down food by chewing it as a preparatory step for swallowing and digestion.

Buccinator

A muscle of the cheek, important in the action of chewing, blowing, and sucking.

Salivary Gland

Gland that produces and secretes saliva into the oral cavity. The three major pairs of salivary glands are the parotid, submandibular, and sublingual glands.

Facial Nerve

The seventh cranial nerve that controls the muscles of facial expression, taste sensation from the anterior two-thirds of the tongue, and supplies some glands.