Leonard Susskind

The Cosmic Landscape: String Theory and the Illusion of Intelligent Design (2008)

- A review of Feyman diagrams, propagators and vertex diagrams.- The fine structure constant (alpha = 1/137 or 0.007297351) is an important constant of nature. It represents the probability that an electron will emit a photon as it moves along its trajectory.- Feyman developed Quantum Electrodyn...