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Subject: projective vector field

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    Article
    Citation - WoS: 31
    Citation - Scopus: 30
    Characterizing Specific Riemannian Manifolds by Differential Equations
    (Springer, 2003) Erkekoglu, F; García-Río, E; Kupeli, DN; Ünal, B
    Some characterizations of certain rank-one symmetric Riemannian manifolds by the existence of nontrivial solutions to certain partial differential equations on Riemannian manifolds are surveyed.
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    Article
    Citation - WoS: 47
    Citation - Scopus: 47
    On a differential equation characterizing Euclidean spheres
    (Academic Press inc Elsevier Science, 2003) García-Río, E; Kupeli, DN; Ünal, B
    A characterization of Euclidean spheres out of complete Riemannian manifolds is made by certain vector fields on complete Riemannian manifolds satisfying a partial differential equation on vector fields. (C) 2003 Elsevier Inc. All rights reserved.