MMA2005 P.Code=ZemiA ===============------------------------------ First Name =Aivars Last Name =Zemitis Title =Dr. Institution =Ventspils University College Street Address=Inzenieru 101 City =Ventspils State =Latvia Zip Code =LV-3601 Telephone =+371 3628302 Fax =+371 3628303 E-mail =zemitis@venta.lv URL = Title of talk =A. Zemitis. About Numerical Solution of Elliptic Problems with Piecewise Constant Coefficients Information =74S10, 74S20, 65T50