自引力场中非定态二维流体力学方程组的数值解

IMECH-IR > 力学所知识产出(1956-2008)

	自引力场中非定态二维流体力学方程组的数值解
	刘尊全; 秦元勋; 胡文瑞
Source Publication	数学物理学报
	1981
Volume	1 Issue:1 Pages:31-42
ISSN	1003-3998
Abstract	本文以林家翘的线性密度波为初值,在自封闭边界的条件下,求得了自引力场中的非定态二维流体力学方程组的数值解。初始为基态5％的扰动密度,在10~8年的时间内会发展到与基态同量级。这表明,至少在气体盘模拟盘状星系时,星系密度波理论的准稳螺旋结构假设(Qsss假设)需要作更进一步的考虑。
Keyword	数值解二维流体非定态力学方程密度波理论引力场差分方程非线性不稳定性质量模型
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/38162
Collection	力学所知识产出(1956-2008)
Corresponding Author	刘尊全
Recommended Citation GB/T 7714	刘尊全,秦元勋,胡文瑞. 自引力场中非定态二维流体力学方程组的数值解[J]. 数学物理学报,1981,1,1,:31-42.
APA	刘尊全,秦元勋,&胡文瑞.(1981).自引力场中非定态二维流体力学方程组的数值解.数学物理学报,1(1),31-42.
MLA	刘尊全,et al."自引力场中非定态二维流体力学方程组的数值解".数学物理学报 1.1(1981):31-42.

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