/// <summary>
        /// Draws itself
        /// </summary>
        /// <param name="g">The graphics to draw</param>
        public void DrawSelf(Graphics g)
        {
            if ((symbol != '\u2216') & (symbol != '\u2217') & (symbol != '\u8835')
                & (symbol != '\u2295') & (symbol != '\u2297') | MathFormula.Resources.ContainsKey(symbol + ""))
            {
                SimpleSymbolDrawable.DrawSelf(this, g);
                return;
            }
            int       x = pDrawable.Position.X;
            int       y = pDrawable.Position.Y;
            Rectangle r = pDrawable.FullRelativeRectangle;
            int       h = r.Height;
            int       w = r.Width;

            DrawHelp(g, x, y, w, h, symbol);
        }