پديدآورندگان :
Ebrahimi Jafar j.ebrahimi@edu.ikiu.ac.ir Department of Pure Mathematics, Faculty of Science, Imam Khomeini International University (IKIU), Qazvin, Iran. , Mirzaei Reza r.mirzaei@sci.ikiu.ac.ir Department of Pure Mathematics, Faculty of Science, Imam Khomeini International University (IKIU), Qazvin, Iran.
كليدواژه :
Riemannian manifold , G , manifold , Isometric action