The exact form of exterior boundary value problems for plane potential problem is established with variational principle.

使用變分法確立平面 Laplace外問題的確切形式；在此基礎(chǔ)上色阁视频一区在线视频，為了避免使用無限區(qū)域上的 Green公式欧美一级裸体视频,免费看，通過構(gòu)造緊支集上的無窮可微函數(shù)，獲得滿足非齊次控制微分方程的特解的重要結(jié)果插的爽视频。

Based on this, to avoid using the Green′s formula on infinite domain, an infinitely differentiable function with compact subset is constructed and some important results to a especial solution of the inhomogeneous field equation are obtained.

在此基礎(chǔ)上黄视频网站在线看，為了避免使用無限區(qū)域上的 Green公式，通過構(gòu)造緊支集上的無窮可微函數(shù)又粗又黑欧美硬大视频，獲得滿足非齊次控制微分方程的特解的重要結(jié)果天天一级欧美。

In this paper we review some recent progress on the nucleation of zeros and the structure of the nodal sets of the complex-valued solutions of Ginzburg-Landau system for superconductivity and of more general partial differential equations with magnetic Schrodinger operator.

本文考察了近年來對超導(dǎo)的Ginzburg-Landau方程復(fù)值解的零點(diǎn)的產(chǎn)生與零點(diǎn)集的結(jié)構(gòu)的研究進(jìn)展，也考察了含有磁Schrodinger算子的更一般的偏微分方程的相關(guān)問題免费一级无码淫片AA片。

Although some results on convex and concave iterative roots are known, there are no results about convexity for more general iterative equations. In this chapter, convexity of both increasing solutions and decreasing solutions is investigated by the divided difference theory and fixed point theory.

本章在連續(xù)函數(shù)構(gòu)成的緊凸集上構(gòu)造一個(gè)連續(xù)自映射算子无码理论在线观看，利用均差理論和不動點(diǎn)理論證明了線性型迭代方程的凹凸解的存在唯一性及連續(xù)依賴性。

After discussing the structural conditions of the existence of the active network solutions, the state equations in normal form over F of electrical network which are suited for studying the character of network structure are derived. If there is no loop containing only capacitor and independent voltage sources, and if there is no cut-set containing only inductors and independent current-sources, both matrix A and B in ?

在探討了有源網(wǎng)絡(luò)解存在的結(jié)構(gòu)條件下羞羞色院91精品网站免费，推導(dǎo)了適合研究網(wǎng)絡(luò)結(jié)構(gòu)特征的多元有理函數(shù)域上電網(wǎng)絡(luò)的范式狀態(tài)方程：如果不存在僅由獨(dú)立電壓源和電容器構(gòu)成的回路国产bd在线，且不存在僅由獨(dú)立電流源和電感器組成的割集，則無論是有源網(wǎng)絡(luò)還是無源網(wǎng)絡(luò)精品国产爱，在網(wǎng)絡(luò)的范式狀態(tài)方程欧美人与拘交A片视频网站？

Secondly, for a more general matrix equation in composition, we obtain another equivalent condition for the solvability of this equation and give an equivalent characterization to the solution set of the equation.

第二， 對于一般情況下的型矩陣方程成年人免费在线网站，本文給出其可解的另一個(gè)等價(jià)條件欧美喷水视频在线观看网址，同時(shí)對其解集作了一個(gè)等價(jià)性描述。

These weight matrices are actually the least solution matrix and all maximal solution matrices of the min-implication fuzzy relation equation, respectively. The complete solution set of min-implication fuzzy relation equation can be determined by the maximal solution set of this equation.

同時(shí)給出了嚴(yán)格的定理證明：這些連接權(quán)矩陣分別為對應(yīng)的最小-蘊(yùn)涵合成模糊關(guān)系方程的最小解和所有極大解免费直接可以看的黄色网站，從而得到了此模糊關(guān)系方程的完備解集国产激情毛片在线视频。

Based on the limitation and tightness of computational time, it is concluded that the neighborhood of the equation solution is solvable under the condition of open solvable set.

研究了用差分法求解自治的發(fā)展方程時(shí)穩(wěn)定性和收斂性這兩個(gè)基本概念之間的聯(lián)系，利用計(jì)算時(shí)間的有限性和緊致性加勒比视屏，在可解集為開集的條件下亚洲皇冠成人无码影院在线观看，得出方程解的鄰近也可解的結(jié)論igao国产。

In addition, incorresponding solution set of the equation.The explicit expression of the nearest matrix to a given matrix in the Frobenius noum have been provided.

另外，研究了矩陣方程的自反矩陣解集亚洲人成亚洲精品，利用矩陣的分解国产原创同事在线视频，導(dǎo)出自反矩陣問題的最佳逼近解。

In Chapter 3, we use the sufficient and necessry conditions of minimal point being critical point on closed convex set and construct closed convex sets with some character as more as possible, to discuss the existence of solusion of nonlinear Hammerstein integral equations on different closed convex sets. We get the results of multiple solutions.

在第三章中青青国产在线视频，我們沒有借助于條件黄网页观看，而是利用閉凸集上的極小值點(diǎn)是臨界點(diǎn)的充要條件，構(gòu)造出盡可能多的具有某些特性的閉凸集欧美日韩免费精品区，在不同的閉凸集上討論非線性Hammerstein型積分方程的非平凡解的存在性高清一级电影，從而得到多解性的結(jié)果。