APPLICATION OF CAUCHY INTEGRAL TO APPROXIMATE THE FIELD COMPONENTS AND CURRENT IN METAL & DIELECTRICAL POLYGONS - Method of the Field (Current) Restoration Inside and Outside Flat Closed Contour based on Its Known Values at the Contour Topics: Antenna Technologies; Wireless Propagation Channel Analysis and Modeling In Proceedings of the Second International Conference on Wireless Information Networks and Systems - Volume 0ICETE, 153-156, 2007 , Barcelona, Spain