public static DataGridView MatrixInversion(DataGridView dataGridView1, DataGridView dataGridView3)
{
if (DoCheckVoid(dataGridView3))
{
double[][] array = MatrixCalculator.GridToArray(dataGridView1);
if (CheckDeterminant(array, dataGridView1.RowCount, dataGridView1.ColumnCount))
{
double[][] inverse = InversingHelp.MatrixInverse(array);
dataGridView3 = ArrayToGrid(inverse, dataGridView3, dataGridView1.RowCount, dataGridView1.ColumnCount);
dataGridView3.Visible = true;
}
else
{
MessageBox.Show("Детерминант 0 как бэ");
}
}
return(dataGridView3);
}
public static bool CheckDeterminant(double[][] array, int n, int m)
{
float[,] temp = new float[n, m];
for (int i = 0; i < n; i++)
{
for (int j = 0; j < m; j++)
{
temp[i, j] = (float)array[i][j];
}
}
if (Math.Truncate(InversingHelp.MatrixDeterminant(temp, n, m)) == 1 || Math.Truncate(InversingHelp.MatrixDeterminant(temp, n, m)) == 0)
{
return(false);
}
else
{
MessageBox.Show(Math.Truncate(InversingHelp.MatrixDeterminant(temp, n, m)).ToString());
return(true);
}
}