Further, by using fixed point theorem, M-matrix theory, we obtain the existence and attractivity of positive periodic solution for the periodic system.
进而,利用不动点定理,M-矩阵理论,对于周期系统讨论正周期解的存在性和吸引性。
参考来源 - 时变种群动力系统解的渐近性态Four kinds of generalized vector quasi-equilibrium problems are studied. By using fixed point theorem, the solution existence problems for these four kinds of generalized vector quasi-equilibrium problems are investi- gated.
引入四类广义向量拟均衡问题,利用不动点原理,分别研究这四类向量拟均衡问题解存在的充分条件。
参考来源 - 几类向量变分不等式的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Using cone fixed point theorem we get the existence of one and two positive solutions.
利用锥上的不动点定理得到了一个正解和两个正解的存在性。
It is true, and the proof comes as an application of a fixed point theorem which I discussed a year ago.
这是真的，证据来自不动点原理的一种运用，一年前我曾探讨过它。
The techniques used here are based on the unique continuation of linear parabolic systems arid the fixed point theorem.
所用的技巧主要是建立在线性抛物系统的唯一连续性和不动点方法的基础上。
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