ON THE INTEGRABLE CHARACTER OF CONNECTION |
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作者姓名: | 刘书麟 |
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作者单位: | Institute of |
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摘 要: | Let M be an n(≥2)-dimensional C~∞-manifold which is connected, we shall suppose that M is endowed with a nonsingular metric, i.e. a second order symmetric covariant tensor field g; D will always denote the all affine connections on M, then, for every D ∈.D, we
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