Table of Contents<ul><li>Introduction </li><li>Definitions and the main theorem </li><li>Useful theorems </li><li>The Fundamental solution </li><li>Properties of layer potentials </li><li>Boundedness of layer potentials </li><li>Invertibility of layer potentials and other properties </li><li>Uniqueness of solutions </li><li>Boundary data in $H^1(\partial V)$ </li><li>Concluding remarks </li><li>Bibliography