Type: Article
Publication Date: 1971-01-01
Citations: 50
DOI: https://doi.org/10.2996/kmj/1138846372
1) Manifolds, mappings, tensor fields and other geometric objects are assumed to be differentiate and of class C°°.2) In [3], a vector field X is called a concurrent vector field if there exists a function / such that dx+D(fX)=Q, but in this paper, we adopt the above definition.
Action | Title | Year | Authors |
---|---|---|---|
+ | On invariant subspaces in the almost complex X2n | 1955 |
J. A. Schouten Kentaro Yano |
+ PDF Chat | Sur le parallélisme et la concourance dans l'espace de Riemann | 1943 |
Kentaro Yano |