排序方式: 共有2条查询结果,搜索用时 0 毫秒
1
1.
罗少盈 《高校应用数学学报(A辑)》2015,(2):217-222
利用特征线方法研究了黎曼流形上的一类新的流-双曲梯度流.给出了光滑解整体存在的充分条件和必要条件.同时获得了解的唯一性和衰减估计. 相似文献
2.
In this article, we concern the motion of relativistic membranes and null mem- branes in the Reissner-Nordstrom space-time. The equation of relativistic membranes moving in the Reissner-Nordstrom space-time is derived and some properties are discussed. Spherical symmetric solutions for the motion are illustrated and some interesting physical phenomena are discovered. The equations of the null membranes are derived and the exact solutions are also given. Spherical symmetric solutions for null membranes are just the two horizons of Reissner-NordstrSm space-time. 相似文献
1