# 可以使用LaTeX表示数学公式
from IPython.display import Latex
Latex(r"$\sqrt{x^2+y^2}$")

%load_ext sympyprinting
from sympy import *
x, y = symbols("x,y")
sqrt(x**2+y**2)

%%prun
for i in range(100):
 np.linalg.det(random.rand(10,10))

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