Which listed particle is a lepton?

The Feynman Lectures on Physics, Vol. I: The New Millennium Edition: Mainly Mechanics, Radiation, and Heat (Volume 1)

Richard Phillips Feynman, Robert B. Leighton, Matthew Sands

Chapter 2 · Basic Physics

AI reviewed · sources pending · version 9

Generally accurate according to an AI review. Sources and this book association have not been verified.