2) weak non-inferior solution
弱非劣解
3) Weak Nondominated Solutions
弱非控解
4) Nonnegative solution
非负解
1.
The existence and uniqueness of nonnegative solution for a class of age-structured SEIR epidemic model;
年龄结构的SEIR流行病模型非负解的存在唯一性
2.
By using pure analysis method,are proved the monotone stability,existence and uniqeness of a dynamic state nonnegative solution of a repairable syatem with some singleness components.
用纯分析的方法给出了一类单部件可修系统动态非负解的存在唯一性和单调稳定性证明。
3.
This paper deals with the existence of nonnegative solutions to boundary value problems 1p(t)(p(t)y′(t))′+a(t)f(t,y(t))=0, lim t→0+ p(t)y′(t)=0=y(1) where p∈C 1 (0,1) with p>0 on (0,1),f≥0,f(t,y) is nonincreasing with respect to t for each fixed y and nondecreasing with respect to y for each fixed t, and a∈C(0,1) may change sign.
利用Schauder不动点定理和上下解方法 ,对边值问题 1p(t) (p(t) y′(t) ) +a(t) f(t,y(t) ) =0 ,limt→ 0 +p(t) y′(t) =0 =y(1)讨论非负解的存在性 。
5) non-negative solution
非负解
1.
By elementary methods,it is proved that there is uniqueness of non-negative solution to the redundant syste
通过初等方法,证明了此冗余系统非负解的存在唯一性。
2.
In this paper, firstly we study of the existence and uniqueness a dynamie state non-negative solution the complex repairable system by semigroups of operators theory, further we prove that 0 is the simple eigenvalue of the system.
本文用算子半群理论给出了一类复杂可修退化系统动态非负解的存在惟一性证明,并进一步证明了0是系统主算子的简单本征值。
6) non-negative strong solution
非负强解
1.
This paper studies the repairable computer system with hardware and software components,and in the assumption that the hardware and software repair such as new,By pure analysis method,we proved the existence and uniqueness of a dynamic state non-negative strong solution of a series repairable computer system with hardware and software.
研究的可修复计算机系统是由硬件和软件构成的,在假设硬件和软件修复如新的前提下,运用纯分析的方法,给出了由硬件和软件组成的计算机可修复串联系统动态非负强解的存在唯一性的证明。
2.
By pure analysis method and added variable method,this paper proved the existence and uniqueness of a dynamic state non-negative strong solution of a series repairable computer system with hardware and software.
运用纯分析的方法和补充变量的方法给出了由硬件和软件组成的计算机可修复串联系统动态非负强解的存在唯一性的证明。
补充资料：弱解
弱解
weak solution
弱解I叭限，kso加‘叨;e顽oe petue。。e] 微分方程 无。三艺a:(x)D“u=f(*) I匡l‘门在区域D的弱解是一局部可积函数u，它对在D中具有紧支集的所有光滑函数毋(比如，C田类函数)满足等式 丁·L‘，“二一丁f，己/. DD这里，(*)中的系数a。(%)假定是充分光滑的，而L’是L的形式的肠脚nge伴随算子: 五‘价一艺(一l)，·，D·(a。毋). l口}《m例如，广义导数f=D““可以定义为局部可积函数f，使得“是方程D‘“”f的一个弱解. 在考虑(*)的弱解时，产生下面的问题:在什么条件下它们是强解(见强解(strong solution))?例如，在椭圆型方程情形下，每一个弱解都是强解.
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