完全自编Gauss消去法矩阵方程求解程序，各子函数独立小巧，可读性强，矩阵维数可自定义，适用于复杂的线型代数齐次、非齐次方程的求解 -completely self Gauss elimination matrix equation procedures, the independent Functions compact, reader-friendly, Matrix dimension can be self-definition, applicable to complex linear algebra homogeneous, non-homogeneous equation solving