• In this paper, the two point boundary value problem is studied for spacecraft rendezvous.

    从绝对运动和相对运动方面讨论近地空间航天器交会中的两点边界问题

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  • The optimal transfer problem is converted into Two-Point Boundary Value problem based on optimal control theory.

    基于控制理论,将一个最优变轨问题转化成一个两点问题。

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  • Solvability of a second order multi-point boundary value problem with generalized Sturm-Liouville boundary condition;

    得到了一类离散多点问题的正解的存在性定理

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  • An existence theorem of twin positive solutions is established for a nonlinear fourth-order two-point boundary value problem.

    对于非线性四阶两点问题建立了一个孪生存在定理

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  • The solvability was considered for a class of third-order two-point boundary value problem with first and second derivatives.

    讨论了一类非线性项含一阶阶导数三阶两点问题的可性。

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  • Some finite iterative result of the two-point boundary value problem sequence is taken as a suboptimal control law of the system.

    从而将两点问题序列有限次迭代结果作为系统的次优控制

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  • The two iterative schemes of symmetric positive solution are studied for a two-point boundary value problem by the help of monotonic technique.

    一类两点问题给出了对称单调迭代格式,主要工具单调算子迭代技巧

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  • In this paper an existence and uniqueness theorem for non-linear two-point boundary value problem is proved by means of Kantorovich 's theorem.

    本文利用康托·洛维奇定理证明了非线性两点问题一个存在唯一性定理。

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  • Firstly, based on simplified dynamics of lunar soft landing, an explicit guidance law was induced by solving the special two-point boundary value problem.

    首先基于简化软着陆动力学模型,通过求解特殊两点问题,给出了一种实时显式制导方法。

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  • In chapter I, we mainly use the strongly monotone operator principle and the critical point theory to discuss a kind of fourth-order two-point boundary value problem.

    第一中,我们主要利用单调映象原理临界点理论一类非线性四阶两点问题进行了讨论

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  • In this paper we give a criterion of uniqueness of solutions to two-point boundary value problem: moreover, we obtain a class of existence uniqueness theorems of solutions.

    本文给出两点问题具有唯一性判别法则,在此基础上给出一类存在唯一性定理

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  • By using the fixed-point theorem of cone expansion-compression type with norm, we study the existence of positive pseudo-symmetric solutions to a four-point boundary value problem.

    利用数形式拉伸压缩不动点定理研究一类四点值问题拟对称解的存在性。

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  • An existence theorem of positive solution is established for a superlinear second-order three-point boundary value problem. Here, the nonlinear term is bounded below and need not be nonnegative.

    建立超线性三个问题存在定理这里非线性下有界的并且不需要是非负的。

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  • By introducing a sensitivity parameter, the original optimal output tracking control problem is transformed into a series of two-point boundary value problems without time-advance or time-delay terms.

    通过引入一个灵敏度参数,将最优输出跟踪控制问题转化含超前项时滞一族两点问题

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  • In this paper a two-point boundary value problem for a system of singularly perturbed ordinary differential problems is considered. It is the most complicated problem in singularly perturbed equation.

    讨论动常微分方程系统边界问题奇摄动问题较难部分。

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  • The singularly perturbed elliptic equation boundary value problem with turning point is considered.

    本文讨论具有转向点的奇摄动椭圆型方程问题

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  • By using the fixed point theory and a new three-solution theorems, the existence of multiple solutions of the boundary value problem was obtained.

    通过利用指数理论一个新的定理得到问题多个存在性

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  • A class of singularly perturbed reaction diffusion equation initial boundary value problem with a curve of turning point is discussed.

    讨论了一类具有转向曲线摄动反应扩散方程初始问题

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  • By using a fixed point theorem of mixed monotone operators in cone, this paper studied a fourth-order nonlinear singular boundary value problem, namely a class of elastic beam equation.

    利用混合单调算子不动定理本文研究了一类奇异非线性微分方程问题一类弹性梁方程问题。

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  • In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.

    摘要利用锥上的不指数研究非线性常微分方程组周期问题

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  • By using the fixed point theorem on cone, this paper studies the existence of positive solutions for first order periodic boundary value problem with impulses.

    利用不动定理讨论阶脉冲微分方程周期问题存在性

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  • In this paper, by using the fixed point index method, the authors discussed the periodic boundary value problem of first order differential systems.

    利用的不指数研究非线性常微分方程组周期问题

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  • This paper describes the basic principle of solving the boundary value problem in physical geodesy by establishing the point-mass model with scattered measurements on the earth's surface.

    本文论述地面离散测量数据通过建立点质量模型方法求解物理大地测量问题基本原理

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  • In this paper, we consider the existence of multiple positive solutions of discrete boundary value problem. The theory of fixed point index is used here to derive the existence theorem.

    本文利用指数理论得到离散问题多重存在性。

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  • The feedback parameters are obtained by solving a nonlinear, two-point boundary-value problem.

    其中的反馈参数通过求解非线性微分方程组的两点问题得到的。

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  • First. using Fourier's transformation, the 3-D boundary value problem of electric field of point source on a 2-D anisotropic geoelectric section is converted into a 2-D boundary value problem.

    首先,付氏变换点源各向异性断面问题转变成二维边值问题;

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  • Firstly the optimal control problem of minimum-time strike trajectory was translated into two-point-boundary-value problem by using Pontryagin maximum principle.

    首先利用庞特里亚金极大值原理将时间最短打击轨道控制问题转化为两点边值问题。

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  • Firstly the optimal control problem of minimum-time strike trajectory was translated into two-point-boundary-value problem by using Pontryagin maximum principle.

    首先利用庞特里亚金极大值原理将时间最短打击轨道控制问题转化为两点边值问题。

    youdao

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