%A 张珠洪 %T 半正迷向曲率的四维Shrinking Gradient Ricci Solitons %0 Journal Article %D 2019 %J 数学物理学报 %R %P 1011-1017 %V 39 %N 5 %U {http://121.43.60.238/sxwlxbA/CN/abstract/article_15945.shtml} %8 2019-10-26 %X
该文主要研究一类四维shrinking gradient Ricci solitons,它们具有半正迷向曲率(half-PIC).该文证明了traceless Ricci曲率