谁能告诉我怎样才能得到下面图片中显示的网状结构的域名?
这是网格化简单矩形域的示例
x_start, x_end = 0. , 10.
y_start , y_end = 0. , 8.
i = np.linspace(x_start, x_end, 80)
j = np.linspace(y_start, y_end, 50)
X,Y = np.meshgrid(i,j)
Dx = x_end/(np.size(i)-1)
Dy = y_end/(np.size(j)-1)
beta = Dx/Dy
nx = np.size(i)
ny = np.size(j)
plt.figure()
plt.plot(X,Y)
plt.show()如何才能仅为该矩形域获取网格网格:

发布于 2018-02-27 21:23:27
要将网格的一部分移动常量,只需添加一个常量,
Y[:,:40] += 1

完整代码:
import matplotlib.pyplot as plt
import numpy as np
x_start, x_end = 0. , 10.
y_start , y_end = 0. , 8.
i = np.linspace(x_start, x_end, 80)
j = np.linspace(y_start, y_end, 50)
X,Y = np.meshgrid(i,j)
Y[:,:40] += 1
plt.figure()
plt.plot(X,Y, color="grey", lw=0.72)
plt.plot(X.T,Y.T, color="grey", lw=0.72)
plt.show()https://stackoverflow.com/questions/48998246
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