diff --git a/README.md b/README.md
index c7b961c..dacb26b 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,14 @@
 
 A python library for finding, fitting to, and tracking Lorentzian peaks from RUS or other measurements. Usage and documentation can be found in the [wiki](https://github.com/GabePoel/ML-Peak-Tracker/wiki).
 
+Note that throughout the library, the definition of Lorentzians used is the following.
+
+![eq1](https://raw.githubusercontent.com/GabePoel/ML-Peak-Tracker/master/images/equation_1.png)
+
+Where the individual terms are as below.
+
+![eq2](https://raw.githubusercontent.com/GabePoel/ML-Peak-Tracker/master/images/equation_2.png)
+
 ## Installing
 
 Just run the following to install directly from this repository.