https://physicalmodelingwithpython.blogspot.com/
Such a good blog.
My name is Emine Guven. I am an applied mathematician and study quantitative biology. My interests are cellular aging, VEGF receptors clustering, math modeling of biological systems with a broad focus on data analysis and simulations.This site is reserve as a notebook to keep my studies fresh and open to my students and collaborators.
Entropy, Relative Entropy, Cross Entropy
https://www.iitg.ac.in/cseweb/osint/slides/Anasua_Entropy.pdf
It is basically coming from Real Analysis of Measure Theory goes beyond Information Theory: Shannon Entropy
https://en.wikipedia.org/wiki/Entropy_(information_theory)#Definition
Lesser the probability for an event, larger the entropy. >>> Entropy of a six-headed fair dice is log2(6).