# Zipf’s Law The frequency of an item in some systems is inversely proportional to its rank - second most frequent thing appears 1/2 as often as first, etc. Discrete version of a power law [Web URL for this note](http://notes.benjaminreinhardt.com/Zipf’s+Law) [Comment on this note](http://via.hypothes.is/http://notes.benjaminreinhardt.com/Zipf’s+Law)