Clinton Montague

Developer, learner of things, functional programming enthusiast, hacker, and all round inquisitor.

Making sense of Bayes rule

February 17, 2019

Bayes rule has always seemed like witchcraft to me. But today I went through the derivation, and then thought through why it is useful. Suddenly it started making a bit more sense. Thinking about it in a machine learning setting, let’s say that we have a dataset containing cats and dogs, and their respective names. […]

Deriving the quadratic formula

November 1, 2014

x = \frac{-b \pm \sqrt{b^2 - 4ac}}{2a}

Everyone can reel it off, it was banged into us at school. Where does the quadratic formula come from, and how can you get at it?