查询词典 combinatorial problem

These problems include the selfadjointness of the coefficient matrix operator, the functional of the matrix operator equation, the equivalence between variational problem and boundary value problem of eddy-current fields, and the extreme value principle of the functional.

本文首先从求解时谐涡流场的〓-ψ法与〓-Ω法的矩阵算子方程出发，提出了时谐涡流场的统一矩阵算子方程，进而系统地讨论了该方程的系数矩阵算子的自伴性、矩阵算子方程的泛函、涡流场边值问题与对应变分问题的等价性以及泛函的极值原理。

And the paper adopted the fuzzy control to solve the difficult problem that adjusting coefficient changed with velocity feedback,to compensate lack of solution of bandwidth problem.

采用模糊控制的方法并通过仿真和实验证明解决了调节参数需要随反馈速度变化的难题，补偿了前馈解决带宽问题的不足之处。

Secondly, the article discusses the fundamental theories and methods to optimize seepage coefficient inverse problem. It develops computer program in seepage inverse problem-optimize arithmetic.

探讨了渗透系数优化反演分析的基本原理和方法，研制了稳定且精度较高的变尺度的优化反演程序。

Queasy ablution develops banking of whole world of Chinese economy experience up to now, what appear actually is the problem of structural sex, not be simple GDP grows coefficient to drop problem.

中国经济经历全球金融动荡洗礼发展至今，实际上出现的是结构性的问题，并不是简单的GDP增长系数下降问题。

According to Radau collocation method,the dynamic optimization problem can be converted to a nonlinear programming problem which contains both continuous and discrete variables.

根据Radau配置法将动态优化问题转化为连续变量与离散变量并存的非线性规划问题。

Commissariat is a difficult problem that puzzles our country all the time since current problem is long-term.

粮食流通问题长期以来一直是困扰我们国家的一个难题。

The basic idea of Tikhonov regularization is that linear compact operator equation of the first kind is replaced by the minimization problem of Tikhonov functional, the paper demonstrates the minimization of Tikhonov functional is an well-posed problem. In the end, the paper suggests a new type of iterative algorithm to solve inverse problems of parameter identification for one-dimension parabolic partial differential equation .

本文论证了Tikhonov泛函极小化问题是适定的，即满足西安理工大学硕士学位论文解的存在性、解的唯一性和解连续依赖于数据的稳定性：并且此极小化问题等价丁求解第一类方程的正规方程。

With a combination of wavelet transformation and regularization method we convert the ill-posed problem into a posed problem in coarse space, which takes full advantage of compact support of wavelet.

将小波变换和正则化方法相结合，利用小波函数的紧支撑性，将原不适定问题转化为粗子空间上的适定问题。

Creating companionate choice problem is dummy company one of establishing level important and decision-making problem, having major effect to the function of dummy company.

制造伙伴选择问题是虚拟企业组建阶段中的一个重要决策问题，对于虚拟企业的性能有着重大的影响。

In this paper, the multi-traveling salesman problem is: to meet the triangle inequality enabling complete graph on a bi-objective optimization problem.

详细说明：本文研究的多旅行商问题是：满足三角不等式的赋权完全图上的一个双目标优化问题。

We were cousins—his grandfather was King of Scots,and his great-grandfather was Henry VII of England.

我们是堂姐弟——他的祖父曾是苏格兰国王，他的曾祖父是英格兰的亨利二世。

I do want to help you, but I am in a quandary now!

我是想帮你，但是我现在左右为难啊！