To the inverse problem of the system of linear algebraic equations, tiauthor gives a symmetric matrix solution and the expression of its general solution.

本文给出线性代数方程组反问题的对称矩阵解，及其通解表达式。

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In this paper, the author gives a kind of expression of symplectic matrices by using the result that any matrix on a field is a product of two symmetric matrices.

通过运用在域上任何矩阵都是两个对称矩阵乘积的结论，给出了一种辛矩阵的表示方法。

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Symmetric ternary systems and symmetric ternary logic are introduced from the research on the expression of negative Numbers.

本文从负数表示的研究引入对称三进制系统与对称三值逻辑。

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