If you are using the PDF for study, utilize these structural features:
Silfvast begins with the historical development of the laser, from Einstein’s 1917 paper on stimulated emission to the first working laser by Maiman in 1960. He establishes the key differences between incoherent light (lamps, LEDs) and coherent laser radiation. laser fundamentals silfvast pdf 2021
Silfvast provides an accessible yet mathematical approach to cavity stability and modes. If you are using the PDF for study,