/// <summary>
/// 取（i+1，j+1）的余子式
/// </summary>
/// <param name="i">行标减1</param>
/// <param name="j">列标减1</param>
/// <returns>返回该处的余子式（以行列式的形式返回）</returns>
private Determinant GetMinorMij(int i, int j)
{
double[][] table = new double[this.Order - 1][];
for (int Mrow = 0, Orow = 0; Orow < Order; Orow++)
{
table[Mrow] = new double[this.Order - 1];
if (Orow == i)
{
continue;
}
for (int Mcol = 0, Ocol = 0; Ocol < Order; Ocol++)
{
if (Ocol == j)
{
continue;
}
else
{
table[Mrow][Mcol] = this.m_dSquare[Orow][Ocol];
Mcol++;
}
}
Mrow++;
}
Determinant det = new Determinant(table);
return(det);
}
/// <summary>
/// 求矩阵的行列式的值
/// </summary>
/// <returns>行列式的结果，若不为方阵则返回0</returns>
public double Determinant()
{
if (!this.Row.Equals(this.Column))
{
Console.WriteLine("error:Square Matrix has determinant");
return(0);
}
Determinant det = new Determinant(this.m_dData);
return(det.CalculateDet());
}
