Bortolossi, H. J.; Pereira, M. V.; Tomei, C. - In: Mathematical Methods of Operations Research 55 (2002) 1, pp. 11-36
We consider the optimal operation of a hydroelectric plant supplemented by a set of thermal plants. The initial model gives rise to a discrete minimization problem with a convex cost function, submitted to both concave and convex restrictions. The geometry of the water reservoir is taken into...