the National Natural Science Foundation of China(Nos.11471102 and 10971053).
In this paper,a new transformation function was proposed for finding global minimizer of discrete optimization problems.We proved that under some general assumptions the new transformation function possesses the prope...
We develop a newsvender model with service level constraint for oneproduct and multi-supplier system, where the supplies are susceptible to disruption risks. We prove the convexity of the programming problem,and provi...