OPL User Guide: Analyse the value of the dual variables
Write the dual of a linear program
Calculate the units of the dual variables
Give an economical interpretation of the dual variables
Know the weak duality theorem and its application to make a proof of optimality
Know the strong duality theorem and understand its interest
Apply the complementary slackness property to find the values of the dual variables
Describe an optimality proof for a given basis
A transportation problem