摘要
利用定性理论中全局结构分析法,证明Volterra模型在第一象限无极限环E,并给出了奇点随参数变化情况的详细分析.
Using the overall structure analysis of qualitative theory, Volterra model is proved to be ring E of non limitation in the first quadrant. And the detail analysis of point singularity is provided with the changes of parameter.
出处
《佳木斯大学学报（自然科学版）》
CAS
2004年第2期269-274,共6页
Journal of Jiamusi University：Natural Science Edition
关键词
Volterm模型
无极限环E
奇点
Volterra model
ring E of non limitation
point singularity
