python 画图中使用花体字母F作为legend
时间: 2023-07-24 13:10:14 浏览: 641
要在 Python 画图中使用花体字母 F 作为 legend,需要使用支持 LaTeX 的绘图库,比如 Matplotlib。
首先需要导入 Matplotlib 和 LaTeX 相关的模块:
```python
import matplotlib.pyplot as plt
from matplotlib import rc
```
然后需要设置 rc 参数,启用 LaTeX 支持并选择花体字体:
```python
rc('font', **{'family': 'serif', 'serif': ['Computer Modern'], 'size': 16})
rc('text', usetex=True)
```
最后就可以绘制图像并添加 legend,使用 `$\mathcal{F}$` 表示花体字母 F:
```python
plt.plot(x, y, label=r'$\mathcal{F}$ Function')
plt.legend()
```
这样就可以在图例中使用花体字母 F 了。
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