<jupyter_start><jupyter_text>Special Data typesIn addition to dtype objects, NumPy introduces special numeric values: nan (not a number) and inf(infinity)<jupyter_code>What is the result of the following expression? 

0 * np.nan
np.nan == np.nan
np.inf > np.nan
np.nan - np.nan
0.3 == 3 * 0.1<jupyter_output><empty_output>
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