version 0.0.51

2022-01-19 21:22:54 +08:00
parent 0b8cf206f7
commit e77297648a
28 changed files with 1666 additions and 1564 deletions
--- a/Tutorial/07_calculate_Chern_number_and_Wilson_loop.py
+++ b/Tutorial/07_calculate_Chern_number_and_Wilson_loop.py
@@ -0,0 +1,13 @@
+import guan
+import numpy as np
+from math import *
+
+# calculate Chern number
+chern_number = guan.calculate_chern_number_for_square_lattice(guan.hamiltonian_of_one_QAH_model, precision=100)
+print('\nChern number=', chern_number)
+
+# calculate Wilson loop
+wilson_loop_array = guan.calculate_wilson_loop(guan.hamiltonian_of_ssh_model)
+print('Wilson loop =', wilson_loop_array)
+p = np.log(wilson_loop_array)/2/pi/1j
+print('p =', p, '\n')