查询词典 back space

The basic technique used in this paper is the fixed point theory for dif-ferential equations in Banach space.

我们也找出弱解存在的最大时间范围，并探讨此解在趋近边界时的行为；此外，我们也证明了解对初值条件的连续性。

In Chapter 2, the index theory of fixed points for mappings on the cone of the product Banach space is studied.

本文主要研究不动点指标理论及其在K型单调和竞争动力系统中的应用。

In this paper we concem the approximate controllability on non-sun-reflexive Banach space, andgive some important results.

研究了非太阳自反Banach空间下控制系统的可控性，得出了一些重要的结论。

The necessary and sufficient condition which fundamental and total biorthogonal system in Banach space Schauder basis are provided.

本文利用BK空间的理论讨论了乘子空间M的性质，给出了Banach空间X上基本完全的双正交系成为Schauder基的充要条件。

The corresponding fixed point theorems of ordered mappings in ordered Banach space were improved and generalized.

结论改进和推广了相应的序Banach空间中序映射的不动点定理。

Where A is an infinitesimal generator of a C-semigroup is a Banach space.

其中A是一个在Banach空间X上之C-半群的生成元，为一个函数。

By fixed point index theory, multiplicity question of solutions to superlinear operator equations in ordered Banach space is discussed.

通过不动点指数理论，讨论了一类超线性算子方程的多重解问题。

By normalizing the system which is described by differential equations, we transform the system to an abstract Cauchy problem in a Banach space.

通过对描述其系统行为的偏微分方程组的规范化，将其转化为Banach空间中抽象的Cauchy问题。

The purpose of this part is to study the delay differential systems in Banach space using the method of fixed point theorem.

一方面在非时滞的情况下通过构造比较函数，利用Brouwer不动点定理得到非时滞微分方程正周期解的存在唯一性，及周期解全局吸引的充分条件。

In this paper a class integral differential equation on Banach space is studied.Existence,uniqueness and regularity of mild solutions are proved.

研究了Banach空间上的一类非线性脉冲积微分方程温和解的存在唯一性以及其正则性。

Objective To investigate the relationship between ovum fertilization rate and sperm morphology, acrosome reaction in IVF and to explore the influence of parameters of sperm on fertilization rate.

目的 研究体外受精(in vitro fertilization，IVF)中精子形态、顶体反应与卵子受精率之间的关系，分析精子各参数在IVF受精率方面的参考意义。

A: I hear Mr. White wants to run for the Presidency!

我听说怀特先生要参加总统竞选！