books.google.com - Oliver Heaviside is probably best known to the majority of mathematicians for the Heaviside function in the theory of distribution. However, his main research activity concerned the theory of electricity and magnetism, the area in which he worked for most of his life. Results of this work are presented...http://books.google.com/books/about/Electromagnetic_Theory.html?id=ErOjV0HBQSYC&q=vector+algebra&utm_source=gb-gplus-shareElectromagnetic Theory