A local energy-preserving scheme for Zakharov system
Hong Qi1, Wang Jia-ling2, †, Wang Yu-Shun3
       

(color online) (a) The variation of the local energy from t = 0 to t = 10; (b) the variation of the errors in the global energy, and (c) the global mass from t = 0 to t = 10, respectively.