91人妻人人澡人人爽人人DVD|日韩激情天堂国产av综合网|91国产1区av天堂网|一级国产A片AV无码网站|爱综合偷排网国产成人片|日韩高免费五码视频|欧美黄色A级片|a毛三级久久99|深夜无码激情人妻黄片看黄片|A片成人免费视频网站

Scalar Flat Metrics of Eguchi-Hanson

時間:2023-04-29 21:16:43 數理化學論文 我要投稿
  • 相關推薦

Scalar Flat Metrics of Eguchi-Hanson Type

We use a new method to construct a class of asymptotically locally flat, scalar flat metrics. These metrics were constructed via algebraic geometry method by LeBrun before and provide counterexamples to the generalized positive action conjecture of Hawking and Pope.

作 者: ZHANG Xiao   作者單位: Center of Mathematical Sciences, Zhejiang University, Hangzhou 310027, China;Institute of Mathematics, Academy of Mathematics and Systems Science, the Chinese Academy of Sciences, Beijing,100080, China  刊 名: 理論物理通訊(英文版)  ISTIC SCI 英文刊名: COMMUNICATIONS IN THEORETICAL PHYSICS  年,卷(期): 2004 42(8)  分類號: O4  關鍵詞: scalar curvature   Eguchi-Hanson metric   generalized positive action conjecture  

【Scalar Flat Metrics of Eguchi-Hanson】相關文章:

Selections of data preprocessing methods and similarity metrics for gene cluster analysis04-26