代数余子式 C# 伴随矩阵

public class Matrix
{
double[,] A;
//m行n列
int m, n;
string name;
public Matrix(int am, int an)
{
m = am;
n = an;
A = new double[m, n];
name = "Result";
}
public Matrix(int am, int an, string aName)
{
m = am;
n = an;
A = new double[m, n];
name = aName;
}

public int getM
{
get { return m; }
}
public int getN
{
get { return n; }
}
public double[,] Detail
{
get { return A; }
set { A = value; }
}
public string Name
{
get { return name; }
set { name = value; }