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22 lines
371 B
Python
22 lines
371 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_Ch3_09.py
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import numpy as np
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A = np.matrix([[1,3],
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[2,4]])
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print(A**2)
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B = np.array([[1,3],
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[2,4]])
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print(B**2)
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