Introduction GIZMOD is a fork of the popular physics simulation engine GIZMO, written by Phil Hopkins. The modifications it makes to the core of GIZMO are primarily focused on a new method for analyzing dark matter self-interactions between a host halo and its subhaloes.

The following is a conversion of my bachelor’s degree senior thesis. Not all of the conversions to a web format work properly. You can see the original LaTeX version here Acknowledgements I’d like to begin by acknowledging that this research project took place during the COVID-19 pandemic.