 An Essay towards solving a Problem in the Doctrine of Chances

"An Essay towards solving a Problem in the Doctrine of Chances" is a seminal work by the mathematician Thomas Bayes, published posthumously in 1763. The essay addresses foundational issues in probability theory, particularly the concept of conditional probability and what is now known as Bayes' theorem. Bayes' theorem provides a way to update the probability of a hypothesis as more evidence becomes available.