private void bigIntsListView_SelectedIndexChanged(object sender, EventArgs e)
{
if (bigIntsListView.SelectedIndices.Count > 0)
{
selectionIndex = bigIntsListView.SelectedIndices[0];
BigInt number = bigIntArr.GetBigInts().ElementAt(selectionIndex);
//_parentForm.Display.Text = number.ToString();
//_parentForm.label1.Text = "";
}
}
