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import numpy as np
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a = np.array([1,4,9,16,25,36])
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a
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amulti = np.array([[1,4,9],[16,25,36]])
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amulti
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a[0]
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a[5]
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amulti[1][1]
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amulti.shape
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amulti.size
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a.shape
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a.size
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a = np.array([1,4,9,16,25,36],dtype=float)
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a
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b = np.arange(6)
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b
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np.ones(6)
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c = np.ones_like(a)
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c
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mylist = [5,4,3,2,1,-1]
d = np.array(mylist, dtype=float)
d
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e = a + b
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e
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a - b
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b / a
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b * a
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a**0.5
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np.sqrt(a)
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a.sum()
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a.min()
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a.max()
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np.log10(a)
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d = np.array([3,2,9,-10,17,3])
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d
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e = np.sort(d)
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e
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