global non-existence

基本解釋

By using the qualitative methods of ODE, the positive equilibrium's global stability and existence and uniqueness of non-small amplitude stable limit cycle were obtained.
應(yīng)用常微分方程定性方法，得到了正平衡點的全局穩(wěn)定性和非小振幅極限環(huán)的存在唯一性的充分條件。
In the non-autonomous perturbation case, some sufficient conditions for the global existence of periodic solutions of this system are obtained by using the theorem of coincidence degree.
然后，在非自治擾動下，利用迭合度理論討論了該方程組解的存在性，并得到了該方程組周期解全局存在的充分條件。
The global stability of the positive equilibrium, the existence and uniqueness of the non-small amplitude stable limit cycle are obtained by applying the methods of ordinary differential equations.
得到了正平衡點的全局穩(wěn)定性和非小振幅極限環(huán)的存在惟一性的充分條件。