Oscillator and pendulum equation on pseudo-Riemannian spaces
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概要
- 論文の詳細を見る
We study conformal vector fields on pseudo-Riemannian manifolds which are locally gradient fields. This is closely related with a certain differential equation for the Hessian of a real function. We obtain global solutions of the oscillator and peandulum equation for the Hessian of this function on a pseudo-Riemannian manifold, generalizing previous results by M. Obata, Y. Tashiro, and Y. Kerbrat. In particular, it turns out that the pendulum equation characterizes a certain conformal type of metrics carrying a conformal vector field with infinitely many zeros.
- 東北大学の論文
著者
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Kuhnel Wolfgang
Mathematisches Institut B Universitat Stuttgart
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Rademacher Hans-Bert
Mathematisches Institute, Universitat Leipzig
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Rademacher Hans-bert
Mathematisches Institute Universitat Leipzig