typo in docs "Essential basic functionality"
Sorry to bother with a mere typo, but the sentence has no closing parentheses.

> Numeric dtypes will propagate and can coexist in DataFrames. If a dtype is passed (either directly via the dtype keyword, a passed ndarray, or a passed Series, then it will be preserved in DataFrame operations. 
> https://pandas.pydata.org/pandas-docs/stable/getting_started/basics.html

Thank you in advance.