Numpy constants in the Numpy library in Python

import numpy as np

Natural logarithm:
np.e
e = 2.71828182845904523536028747135266249775724709369995...

Pi:
np.pi
pi = 3.1415926535897932384626433...

(Positive) Infinity:
np.inf
Inf, Infinity, PINF and infty are aliases for inf

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Origin blog.csdn.net/m0_51955470/article/details/112757727