In this paper,we consider a discrete nonlinear predator-prey model with nonnegative coefficients bounded above and below by positive constants.We show that under some suitable assumptions the predator species is drive...In this paper,we consider a discrete nonlinear predator-prey model with nonnegative coefficients bounded above and below by positive constants.We show that under some suitable assumptions the predator species is driven to extinction and the prey species x is globally attractive with any positive solution to a discrete Logistic equation.展开更多
In this paper,we study a nonlinear discrete predator-prey model.We obtain a set of suffcient conditions which guarantee the permanence of the system.And an example together with its numeric simulation is presented to ...In this paper,we study a nonlinear discrete predator-prey model.We obtain a set of suffcient conditions which guarantee the permanence of the system.And an example together with its numeric simulation is presented to show the feasibility of our result.展开更多
文摘In this paper,we consider a discrete nonlinear predator-prey model with nonnegative coefficients bounded above and below by positive constants.We show that under some suitable assumptions the predator species is driven to extinction and the prey species x is globally attractive with any positive solution to a discrete Logistic equation.
基金supported by the Program for New Century Excellent Talents in Fujian ProvinceUniversity(0330-003383)
文摘In this paper,we study a nonlinear discrete predator-prey model.We obtain a set of suffcient conditions which guarantee the permanence of the system.And an example together with its numeric simulation is presented to show the feasibility of our result.
