We put block matrix method in the calculation of Higher-orderdeterminant in this article and give some calculating formulas, methods of calculation, condition of calculation and skills.
作者将矩阵分块法应用到高阶行列式的计算中，并给出了几个计算公式、算条件及方法和技巧。
2
To solve the problem about determinant and solution to tangent line of curve of second order in Analytic Geometry with viewpoint and methods of Higher Geometry.
利用《高等几何》的观点、方法解决《解析几何》中的二次曲线的切线的存在性与求法问题。
3
On the calculation ofdeterminant and the proof, it post the superiority of them on the calculation of the symmetric determinant and the even number order anti-symmetric determinant.