[Tbilisi State Univ 7th International Seminar/Workshop: Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory (DIPED-2002) - Tbilisi, Georgia (10-13 Oct. 2002)] Proceedings of the 7th International Seminar/Workshop on Direct and Inverse Problems of Electromagnetic and Acoustic Wave Theory - Efficient FDTD simulation of fields in coaxial cables with multi-layered insulation partially formed by dispersive layers of extremely high permittivity