lecture_2/1. numpy.ipynb

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    "zeros = np.zeros((2, 3))"
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       "array([[ 0.,  0.,  0.],\n",
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       "(2, 3)"
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    "zeros.shape"
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    "zeros[0] #indexing"
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    "zeros[0,1] #indexing further"
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    "zeros[0,1] = 1 #assignment"
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    "A broad numpy tutorial is available here: http://cs231n.github.io/python-numpy-tutorial/ ."
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