private void showInGraphToolStripMenuItem_Click(object sender, EventArgs e)
        {
            PicturalRepresentationUI main = new PicturalRepresentationUI();

            main.Show();
        }
 private void showInGraphToolStripMenuItem_Click(object sender, EventArgs e)
 {
     PicturalRepresentationUI main=new PicturalRepresentationUI();
     main.Show();
 }