极限环

• Global asymptotic stability of origin and the existence of limit cycles of generalized li 233 ; nard equation
  全局吸引性及极限环的存在性
• Existence of limit cycle for a kind of twin - species predator - prey diffusion delay model with functional response
  捕食者两种群时滞扩散模型的极限环存在性
• During the illustration , we use some theorems about the non - existence and the uniqueness of limit cycles
  在证明的过程中结合了极限环不存在性和唯一性。
• The stability of equilibriums and the existence of limit cycles for a predator - prey model with functional responses
  捕食者模型平衡点的稳定性和极限环的存在性
• Distribution of limit cycles for a class of higher - degree degenerate planar polynomial systems of codimension two
  一类余维2的高次退化平面多项式系统的极限环分布
• In chapter 3 , the stability and bifurcation of the equator of a cubic system are investigated
  在第三章中，我们研究一类三次系统的赤道环的稳定性和极限环分支问题。
• Threshold analysis for the limit cycle and chaotic oscillation of the radiation field in a traveling wave tube amplifier
  行波管放大器中场极限环和混沌行为的阈值分析
• In the cases of and , there has no closed orbit to the system ( * ) in the first quadrant
  这里，为某一负值， 。对和不定号的情形，系统（ * ）在第一象限内均不存在极限环。
• The sufficient conditions for the non - existence , existence and uniqueness of limit cycle are obtained for the cubic system
  得到了该系统不存在极限环和存在惟一极限环的条件。