DIVISORS相关论文
In 1967, K. Koh showed that (Ⅰ)if a ring R contains n (n】1) left (right)zero divi-sors, then |R|≤n~2; (Ⅱ)if a ring R......
Let X be a compact Kahler manifold and D be a simple normal crossing divisor. If D is the support of some effective q-am......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
In this paper we reformulate a Lyapunov center theorem of infinite dimensional Hamiltonian systems arising from PDEs.The......
该文讨论了紧Ｒｉｅｍａｎｎ 曲面上同调群的一些性质，得到关于算子＝Ｚｄ Ｚ的Ｄｏｌｂｅａｕｌｔ 定理、Ｓｅｒｒｅ 定理等，同时应用微分几何方法给出ＲｉｅｍａｎｎＲｏｃｈ定理的一个全新的证明。......
In the last years much progress has been achieved in KAM theory concerning bifurcation of quasi-periodic solutions of Ha......
