This is a tutorial presentation of the subject of ray theory as provided for third-year students of electrical engineering. The concepts of the eikonal and dispersion equation, group velocity, wave packet, Fermet's principle and the ray equations are introduced. This is essential for students majoring in electromagnetic engineering.
|Number of pages
|International Journal of Electrical Engineering Education
|Published - 1 Jan 1978
ASJC Scopus subject areas
- Electrical and Electronic Engineering