private void buttonInverseB_Click(object sender, EventArgs e)
{
if ((GlobalsMatrix.RowB != GlobalsMatrix.RowB) || (GlobalsMatrix.MatrixDeterminantDown(GlobalsMatrix.B, GlobalsMatrix.RowB) == 0))
{
MessageBox.Show("Khong the thuc hien phep tinh");
}
else
{
GlobalsMatrix.MergeMatrix(GlobalsMatrix.B, GlobalsMatrix.RowB);
xuatRe(GlobalsMatrix.RowB, GlobalsMatrix.ColB);
}
}
