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guanjihuan
2024-01-25 23:09:31 +08:00
parent 275a12024d
commit 867d15ae26
3 changed files with 71 additions and 26 deletions
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25
2022.07.12_gauge_fixing/example_find_vector_with_fixed_gauge_by_making_one_component_real.py
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@@ -3,7 +3,6 @@ This code is supported by the website: https://www.guanjihuan.com
The newest version of this code is on the web page: https://www.guanjihuan.com/archives/22604
"""
import numpy as np
import cmath
@@ -25,24 +24,14 @@ def find_vector_with_fixed_gauge_by_making_one_component_real(vector, precision=
vector_1 = np.array([np.sqrt(0.5), np.sqrt(0.5)])*cmath.exp(np.random.uniform(0, 1)*1j)
vector_2 = np.array([1, 0])*cmath.exp(np.random.uniform(0, 1)*1j)
print('\n随机规范的原向量：', vector_1)
print('随机规范的原向量：', vector_1)
angle = cmath.phase(vector_1[0])
print('固定规范后的向量（方法1）：', vector_1*cmath.exp(-1j*angle))
vector_1 = find_vector_with_fixed_gauge_by_making_one_component_real(vector_1, precision=0.001)
print('固定规范后的向量：', vector_1)
print('固定规范后的向量（方法2）：', vector_1)
print('\n随机规范的原向量：', vector_2)
angle = cmath.phase(vector_2[0])
print('固定规范后的向量（方法1）：', vector_2*cmath.exp(-1j*angle))
vector_2 = find_vector_with_fixed_gauge_by_making_one_component_real(vector_2, precision=0.001)
print('固定规范后的向量：', vector_2)
# # 可直接使用Guan软件包来调用以上函数：https://py.guanjihuan.com。
# # 安装命令：pip install --upgrade guan。
# import guan
# print('\n随机规范的原向量：', vector_1)
# vector_1 = guan.find_vector_with_fixed_gauge_by_making_one_component_real(vector_1, precision=0.001)
# print('固定规范后的向量：', vector_1)
# print('\n随机规范的原向量：', vector_2)
# vector_2 = guan.find_vector_with_fixed_gauge_by_making_one_component_real(vector_2, precision=0.001)
# print('固定规范后的向量：', vector_2)
print('固定规范后的向量（方法2）：', vector_2)

9
2022.07.12_gauge_fixing/example_rotation_of_degenerate_vectors.py
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@@ -68,11 +68,4 @@ print(eigenvector[:, 1], '\n\n')
vector1, vector2 = rotation_of_degenerate_vectors(eigenvector[:, 0], eigenvector[:, 1], precision=0.01, criterion=0.01, show_theta=1)
print()
print(vector1)
print(vector2, '\n')
# # 可直接使用Guan软件包来调用以上函数：https://py.guanjihuan.com。
# # 安装命令：pip install --upgrade guan。
# import guan
# vector1, vector2 = guan.rotation_of_degenerate_vectors(vector1, vector2, index1=None, index2=None, precision=0.01, criterion=0.01, show_theta=0)
# hamiltonian = guan.hamiltonian_of_bbh_model(kx, ky, gamma_x=0.5, gamma_y=0.5, lambda_x=1, lambda_y=1)
print(vector2, '\n')