02 2021 档案
摘要:```python import matplotlib.image as mpimg import numpy as np def rgb2gray(rgb): return np.dot(rgb[..., :3], [0.2989, 0.5870, 0.1140]) img = mpimg.imr
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摘要:```python """ Plot Tupper's self referential formula """ import textwrap import matplotlib.pyplot as plt K = 48584506361897134235820959624942020445814
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