Chern nubmer calculation

We implemented four kinds of methods to calculate Chern number for two dimenional disorder systems.

The details of methods are illustrated in the pdf file.

Simple useage:

Name		Name	Last commit message	Last commit date
Latest commit History 7 Commits
Makefile		Makefile
README.md		README.md
calculate chern number using different method.pdf		calculate chern number using different method.pdf
chern.f90		chern.f90
chernrealspace.f90		chernrealspace.f90
detmatrix.f90		detmatrix.f90
disorder.f90		disorder.f90
eigen.f90		eigen.f90
ek_bulk.f90		ek_bulk.f90
ham_bulk.f90		ham_bulk.f90
ham_haldane.f90		ham_haldane.f90
ham_qlayer2qlayer.f90		ham_qlayer2qlayer.f90
ham_twist.f90		ham_twist.f90
input.dat		input.dat
inverse.f90		inverse.f90
main.f90		main.f90
mat_mul.f90		mat_mul.f90
module.f90		module.f90
readHmnR.f90		readHmnR.f90
readHmnR2.f90		readHmnR2.f90
readHmnR2bak.f90		readHmnR2bak.f90
readinput.f90		readinput.f90

chengzhuo1992/ChernNubmer