private void Sign_Click(object sender, RoutedEventArgs e) { diplayWindow.Text = cal.ChangeSign(); }
private void ButtonChangeSign_Click(object sender, EventArgs e) { calculation.ChangeSign(); }
private void Sign_Click(object sender, RoutedEventArgs e) { diplayWindow.Text = cal.ChangeSign(); }
private void ButtonChangeSign_Click(object sender, EventArgs e) { calculation.ChangeSign(); }