独创性声明及学位论文版权使用授权书
摘要
Abstract
§1 INTRODUCTION.
§2 Analysis of Parameter of a characteristic equation.
§3 The Hopf Bifurcation Diagram.
§4 Analysis of Hopf Bifurcation for a Sunflower Equation with Delay.
Refrences
Acknowledgements
致谢
东北师范大学;