private void Clear_Click(object sender, RoutedEventArgs e)
        {
            EqualsButton.IsEnabled = false;
            PercentButon.IsEnabled = false;
            Button_Div.IsEnabled   = false;
            Button_Mult.IsEnabled  = false;
            Button_Add.IsEnabled   = false;
            Button_Minus.IsEnabled = false;
            Button_Point.IsEnabled = false;
            Button_1x.IsEnabled    = false;
            Button_x2.IsEnabled    = false;
            Button_root.IsEnabled  = false;

            ArenaofCaclulateTextBox.Clear();

            ArenaofCaclulateTextBox.Text.Trim();
            result.Equals(null);
        }
        private void Number_Click(object sender, RoutedEventArgs e)
        {
            EqualsButton.IsEnabled = true;
            PercentButon.IsEnabled = true;
            Button_Div.IsEnabled   = true;
            Button_Mult.IsEnabled  = true;
            Button_Add.IsEnabled   = true;
            Button_Minus.IsEnabled = true;
            Button_Point.IsEnabled = true;
            Button_1x.IsEnabled    = true;
            Button_x2.IsEnabled    = true;
            Button_root.IsEnabled  = true;


            if (isOperationprocess)
            {
                ArenaofCaclulateTextBox.Clear();
            }

            if (sender is Button button)
            {
                if (button.Content == ".")
                {
                    if (!ArenaofCaclulateTextBox.Text.Contains("."))
                    {
                        ArenaofCaclulateTextBox.Text = ArenaofCaclulateTextBox.Text + button.Content;
                    }
                }
                if (button.Content != ".")
                {
                    ArenaofCaclulateTextBox.Text = ArenaofCaclulateTextBox.Text + button.Content;
                }



                if (ArenaofCaclulateTextBox.Text.Length > 10)
                {
                    ArenaofCaclulateTextBox.Text = "Imposible";

                    EqualsButton.IsEnabled = false;
                    PercentButon.IsEnabled = false;
                    Button_Div.IsEnabled   = false;
                    Button_Mult.IsEnabled  = false;
                    Button_Add.IsEnabled   = false;
                    Button_Minus.IsEnabled = false;
                    Button_Point.IsEnabled = false;
                    Button_1x.IsEnabled    = false;
                    Button_x2.IsEnabled    = false;
                    Button_root.IsEnabled  = false;
                }

                int resultButton = ArenaofCaclulateTextBox.Text.ToCharArray().Count(c => c == '.');
                if (resultButton > 1)
                {
                    ArenaofCaclulateTextBox.Text = "Imposible";

                    EqualsButton.IsEnabled = false;
                    PercentButon.IsEnabled = false;
                    Button_Div.IsEnabled   = false;
                    Button_Mult.IsEnabled  = false;
                    Button_Add.IsEnabled   = false;
                    Button_Minus.IsEnabled = false;
                    Button_Point.IsEnabled = false;
                    Button_1x.IsEnabled    = false;
                    Button_x2.IsEnabled    = false;
                    Button_root.IsEnabled  = false;
                }



                isOperationprocess = false;
            }
        }