I understand that the theoretical size of a diff patch between two files can be calculated using Kullback Leibler (KL) as described @ [Wikipedia][1]. Can anyone point me to a numerical example of this calculation? I can only find general theory and formulae. I'd like to check my work... [1]: https://en.wikipedia.org/wiki/Kullback%E2%80%93Leibler_divergence#Data_differencing