README.md

2D-Chern-Number

Calculates the phase diagram and energy gap diagram data for a 2D system described by a tight binding model.

Required Libraries

Eigen v3.1 or later.

Restrictions

The Bogoliubov-de Gennes Hamiltonian kernel must be of dimension 4x4.

Guide

1. In sysfunc.cpp define the elements of the Hamiltonian.
2. Compile.
3. Run.
4. Data file wind.dat is output at run location.