Vacuum solutions of conformally covariant equation for symmetric tensor field are discussed.
本文讨论了对称张量场共形协变方程的真空解。
The paper illustrates the conclusions about the multiple root of characteristic equation and characteristic vector which fit symmetric tensor of rank two may unfit unsymmetric tensor.
该文还阐明了对二阶对称张量成立的关于特征方程的重根与重向的一些结论对非对称二阶张量不一定成立。
The invariant tensor under projective transformations of semi- symmetric metric- recurrentconnectionsisobtained.
给出了半对称度量循环联络在射影变换下的不变张量。
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