supported by the National Natural Science Foundation of China(10702065 and 11372282)
Due to the appearance and the study of the ornithopter and flexible-wing micro air vehicles, etc., the time-varying systems become more and more important and ubiquitous in the study of the mechanics. In this letter, ...
supported by the National Natural Science Foundation of China (10702065 and 10532050);China National Funds for Distinguished Young Scientists (10625211);the Program of Shanghai Subject Chief Scientist (08XD14044)
Since the ratio-dependent theory reflects the fact that predators must share and compete for food, it is suitable for describing the relationship between predators and their preys and has recently become a very import...