| 1. | A regularity result of a class of elliptic equation in non - divergence structure 一类非散度型椭圆方程的正则性 |
| 2. | Gradient estimate of a class of elliptic equation in nondivergence structure 一类非散度型椭圆方程解的梯度估计 |
| 3. | The maximum principles for a class of nonlinear elliptic equation in divergence form 非线性散度型方程的极值原理 |
| 4. | Existence and uniqueness for a class of degenerate divergence elliptic equations 一类退化散度型椭圆型方程解的存在唯一性 |
| 5. | Existence and uniqueness for a class of degenerate divergence elliptic equations 一类退化散度型椭圆型方程解的存在唯一性 |
| 6. | Zeros for the gradients of very weak solutions of a class of elliptic equation of divergence type 一类散度型椭圆方程很弱解梯度的零点 |
| 7. | Existence and uniqueness are proved by lax - milgram theorem for a type of degenerate divergence elliptic equation in a type of sobolev spaces with weight , and also the regularity will be studied 先用lax - milgram定理证明一类退化散度型椭圆型方程在带权sobolev空间中弱解的存在唯一性,然后证明解的正则性。 |
| 8. | We investigate a biological model described by the following cross - diffusion system which was first proposed by n . shigesada [ 5j : this paper is concerned with the local existence and global existence of the solutions for the system ( 1 ) 我们研究的散度型方程组为:我们研究了方程组( 1 )的初边值问题解的局部解存在性和整体解存在性。 |
| 9. | In this paper , we discusse the stability of perturtation of m - p inverses of closed operator function and then the stability of least square solution of elliptic partial differential equations of second order with unbounded coefficients 本文讨论了闭算子的m - p广义逆的扰动,并由此讨论首项系数本质无界的二阶散度型椭圆型微分方程的最小范数极小二乘解的稳定性 |
| 10. | L ) the existence of local solutions in the part of the existence of local solutions , we investigate the intial boundary value problems for the more general quasilinear system : we consider the existence of local solutions of the system ( 2 ) when it may be a cross - diffusion system and u g ( g is a open subset of rn ) . in order to use the results of h . amann [ 1 ] on local existence for quasilinear systems ( 2 ) , we find that the results of h . amann on the corresponding linear system were not proved completely . especially for the case of cross - diffusion systems ( 2 ) 1 )局部解存在性在局部解存在性部分,我们研究的为更一般的拟线性耦合方程组的初边值问题:我们研究了在u g ( g是使散度型方程组( 2 )中的系数矩阵a ( x , u )的特征值实部大于零的区域)时散度型方程组( 2 )解的局部解存在性。在我们应用h . amann的局部解存在性理论时,我们发现h . amann的关于散度型方程组( 2 )局部解存在性理论的证明并不完整。 |