• A flow formulation for the optimum communication spanning tree 

      Fernández Aréizaga, Elena; Luna Mota, Carlos; Hildenbrandt, Achim; Reinelt, Gerard; Wiesberg, Stefan (Universidad de La Laguna, 2013)
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      In this paper we address the Optimum Communication Spanning Tree Problem. We present a formulation that uses three index variables and we propose several families of inequalities, which can be used to reinforce the ...