摘要
利用黎曼浸没的方法 。
You S T proved the Simons type pinching theorem on submanifolds of the sphere One purpose here is to prove analogous theorems on submanifolds of the complex and quaternionic projective spaces The method is to use the Riemann submersion
基金
武汉水利电力大学(宜昌)科学基金资助项目