1) idea and existnce
思唯和存在
2) existence and uniqueness
存在性和唯一性
1.
By using the Sadovskii fixed point theorem,the existence and uniqueness of solutions for the initial value problem of a class of nonlinear singular impulsive integro-differential equations on half-line in Banach spaces is investigated under more extensive conditions,and the known results in the literatue are extended and improved.
本文在更广泛的情况下,利用Sadovskii不动点定理研究了Banach空间中半直线上一类非线性奇异脉冲积分-微分方程初值问题解的存在性和唯一性,推广并改进了已有文献中的相关结果。
2.
Deals with a class of singular nonlinear two point boundary value problem -y″=f(x,y),0≤k<x<1,y′(k)=C,y(1)+Dy′(1)=η ( D >0) with a view of obtaining the existence and uniqueness of positive solutions.
研究了一类奇异非线性两点边值问题－ｙ″＝ｆ（ｘ，ｙ），０≤ｋ＜ｘ＜１，ｙ′（ｋ）＝Ｃ，ｙ（１）＋Ｄｙ′（１）＝η（Ｄ＞０）的正确的存在性和唯一性，其中假定函数ｆ（ｘ，ｙ）关于变量ｙ具有奇性（ｌｉｍｙ→０＋ｆ（ｘ，ｙ）＝＋∞
3.
The present paper covers the existence and uniqueness of solution for its boundary valueproblem of the reaction-diffusion system of volterra type proved by means of upper and lower solu-tion.
利用上下解得到了一个Ｖｏｌｔｅｒｒａ型反应扩散方程组，初边值问题解的存在性和唯一性，并将所得的结果应用于两种群共生系统的实际模型。
4) the unity of thinking and being
思维与存在的唯一
5) existence and uniqueness
存在唯一
1.
By means of contraction mapping principle, the existence and uniqueness of almost periodic solutions of delayed Duffing equations is investigate
结合运用压缩映射原理 ,研究时滞 Duffing方程概周期解的存在唯一性 。
2.
The existence and uniqueness of the global classical solution to the problem are proved under an electron gas in the charge neutral case.
考虑二维Wigner Poisson方程的Cauchy问题 ,在电荷中性情形下 ,证明了整体经典解的存在唯一
3.
In this paper,an existence and uniqueness theorem of the periodic solution to the Newtonian equation of motion subject to nonconservative system is given.
在渐近非一致（Ｌ′）条件下得到了非保守系统周期解的一个存在唯一性定理，并推广了一些结
6) Existence and uniqueness of solution
解的存在性和唯一性
1.
The research on the existence and uniqueness of solutions of nonlinear partial differential equations is one of main branches of nonlinear dynamics.
非线性方程解的存在性和唯一性问题的研究是非线性动力学的主要研究内容之一。
补充资料：存在主义伦理学(见存在主义)
存在主义伦理学(见存在主义)
existentialist ethics
cu陀012加yilun淞Ue存在主义伦理学(existeotialist ethics)见存在主丸
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条