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18 lines
322 B
Python
18 lines
322 B
Python
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###############
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# Authored by Weisheng Jiang
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# Book 4 | From Basic Arithmetic to Machine Learning
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# Published and copyrighted by Tsinghua University Press
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# Beijing, China, 2022
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###############
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# Bk4_Ch1_05.py
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import numpy as np
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# define a column vector
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a = np.array([[2], [2]])
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b = 2*a
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c = -1.5*a
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