%A Chengjie YU %T DE RHAM DECOMPOSITION FOR RIEMANNIAN MANIFOLDS WITH BOUNDARY* %0 Journal Article %D 2023 %J 数学物理学报(英文版) %R 10.1007/s10473-023-0104-9 %P 51-62 %V 43 %N 1 %U {http://121.43.60.238/sxwlxbB/CN/abstract/article_16906.shtml} %8 2023-02-25 %X In this paper, we extend the classical de Rham decomposition theorem to the case of Riemannian manifolds with boundary by using the trick of the development of curves.