排序方式: 共有23条查询结果,搜索用时 15 毫秒
1.
We concern the inverse problem of determination of unknown source term for one-dimensional hyperbolic half-linear equation. Approach form for inverse problem is given by using correlative problem of assistant. We concern more ordinary problem than this paper, which is turned into integral equation with the method of characteristic line. We prove the existence and uniqueness of part solution for inverse problem, and unknown source can be solved bv successive approximation. 相似文献
2.
3.
非线性伪抛物方程由于其来源于一些重要的物理过程而成为研究热点.对于一类三阶非线性伪抛物方程的初边值问题,给出了Hilbert空间中相应的强制不等式,利用同胚理论及推广的反函数定理,得到了非线性方程初边值问题解的大范围存在定理.对于相应的半线性方程给出了初边值问题解的大范围存在性、唯一性定理. 相似文献
4.
Exactsolutionsoflargedeflectionandpostbucklingofrectangularplatesaredifficultproblems.Usually,appropriateseriesofsolutionsbasedonspecificboundaryareassumedtosolvetheproblems['].LiuandChengl'lsolvedthenonlinearbendingproblemofsimplysuPPortedrectangularsand… 相似文献
5.
多夹层板壳的非线性理论及应用(II)——正交异性材料扁壳的基本… 总被引:1,自引:1,他引:0
本文把文[1]建立的多夹层壳体的中小转动一阶大挠度理论,具体地运用到多夹层扁壳中去,给出了正交异性材料的多夹层扁壳的大挠度问题平衡方程和边界条件及其特例,宏观各向同性材料多夹层扁壳的大挠度方程。 相似文献
6.
7.
The article gives a semi-discrete method for solving high-dimension wave equation. By the method, high-dimension wave equation
is converted by means of discretization into I-D wave equation system which is well-posed. The convergence of the semidiscrete
method is given. The numerical calculating results show that the speed of convergence is high. 相似文献
8.
本文根据文[1]获得的多夹层扁壳非线性基本方程,求解了各种载荷及边界条件下矩形底面多夹层扁壳的非线性弯曲问题,多夹层板、扁柱亮在轴向压力作用下的稳定问题,以及一般形状的扁壳在边界作用力下的变形. 相似文献
9.
本文讨论了椭圆型方程发((?)~2u)/((?)y~2) (?)/((?)x)(a(x)((?)u)/((?)x))=0在区域x>0,y>0上确定未知系数a(x)的反问题,文中给出了局部解的存在性、唯一性。 相似文献