title: Theory of Probability (Oxford Classic Texts in the Physical Sciences)
author: Harold Jeffreys
description: <br />"This is a volume in the series Oxford Classic Texts in the Physical Sciences and is a reprint of the third, 1961 edition of the treatise first published in 1939, when it was years ahead of its time. It was the first text to develop a fundamental theory of inference based on the ideas of Bayesian statistics, ideas which have y now been generally accepted, as well as significantly developed and extended."--<em>Quarterly of Applied Mathematics</em>
zlib_text: i
  Probability: Theory and Examples
  Rick Durrett
  Version 5 January 11, 2019
  Copyright 2019, All rights reserved.
  
  ii
  
  Preface
  Some times the lights are shining on me. Other times I can
  barely see.
  Lately it occurs to me what a long strange trip its been.
  Grateful Dead
  In 1989 when the ﬁrst edition of the book was completed, my sons
  David and Greg were 3 and 1, and the cover picture showed the Dow
  Jones at 2650. The last twenty-nine years have brought many changes
  but the song remains the same. “The title of the book indicates that as we
  develop the theory, we will focus our attention on examples. Hoping that
  the book would be a useful reference for people who apply probability
  in their work, we have tried to emphasize the results that are important
  for applications, and illustrated their use with roughly 200 examples.
  Probability is not a spectator sport, so the book contains almost 450
  exercises to challenge the reader and to deepen their understanding.”
  The ﬁfth edition has a number o