讨论特殊半对称联络的黎曼流形，给出了该流形曲率张量的一个代数结构。

In the present paper, the algebra property of Riemannian manifold which is contained some special semi symmetric connection is given.

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本文作者利用张量计算，证明了南开大学的诱导法曲率公式与日本酒井公式是统一的，一致的。

In this paper the author using tensor calculus shows that the equation for induced normal curvature of Nankai University and that of Sakai (Japanese) are of unity.

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本文作者利用张量计算，证明了南开大学的诱导法曲率公式与日本酒井公式是统一的，一致的。

In this paper the author using tensor calculus shows that the equation for induced normal curvature of Nankai University and that of Sakai (Japanese) are of unity.

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