240615

plt/arctanx&x.py

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+import numpy as np
+import matplotlib.pyplot as plt
+
+# 定义 x 的范围
+x = np.linspace(-3, 3, 400)
+
+# 计算 y 的值
+y_arctan = np.arctan(x)
+y_linear = x
+
+# 绘制图形
+plt.figure(figsize=(8, 6))
+plt.plot(x, y_arctan, label='y = arctan(x)', color='blue')
+plt.plot(x, y_linear, label='y = x', color='red', linestyle='--')
+plt.xlabel('x')
+plt.ylabel('y')
+plt.title('Plot of y = arctan(x) and y = x')
+
+# 获取当前坐标轴
+ax = plt.gca()
+
+# 设置 x 轴和 y 轴的线条粗细
+ax.spines['bottom'].set_linewidth(2)
+ax.spines['left'].set_linewidth(2)
+
+plt.legend()
+plt.grid(True)  # 如果需要网格线，可以保留这行
+plt.savefig('arctanx&x.png')
+plt.show()

plt/style.mplstyle

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+# Line properties
+lines.linewidth: 4
+lines.solid_capstyle: butt
+
+# Legend properties
+legend.fancybox: true
+
+# Color and cycle properties
+axes.prop_cycle: cycler('color', ['#0096FF', '#FF9300', '#FF40FF', '#7030A0', '#C00000'])
+axes.facecolor: '#ffffff'  # white
+axes.labelsize: large
+axes.axisbelow: true
+axes.grid: False
+axes.edgecolor: '#f0f0f0'
+axes.linewidth: 3.0
+axes.titlesize: x-large
+
+# Patch properties
+patch.edgecolor: '#f0f0f0'
+patch.linewidth: 0.5
+
+# SVG properties
+svg.fonttype: path
+
+# Grid properties
+grid.linestyle: '-'
+grid.linewidth: 1.0
+grid.color: '#cbcbcb'
+
+# Ticks properties
+xtick.major.size: 0
+xtick.minor.size: 0
+ytick.major.size: 0
+ytick.minor.size: 0
+
+# Savefig properties
+savefig.edgecolor: '#f0f0f0'
+savefig.facecolor: '#f0f0f0'
+
+# Figure properties
+figure.facecolor: '#ffffff'  # white
+
+# Font properties
+font.family: sans-serif
+font.style: normal
+font.variant: normal
+font.weight: normal
+font.stretch: normal
+font.size: 8.0
+
+# Text properties
+text.color: black