QUIZ_PYTHON Telegram 4076
Пасхавер Б. Pandas в действии, часть I, глава 2:

«Pandas складывает значения на позициях с метками B и C и возвращает значения NaN для оставшихся индексов (A, D и E). Любая арифметическая операция с участием значения NaN
возвращает NaN:

s1 + s2

A NaN
B 14.0
C 23.0
D NaN
E NaN
dtype: float64»
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Пасхавер Б. Pandas в действии, часть I, глава 2:

«Pandas складывает значения на позициях с метками B и C и возвращает значения NaN для оставшихся индексов (A, D и E). Любая арифметическая операция с участием значения NaN
возвращает NaN:

s1 + s2

A NaN
B 14.0
C 23.0
D NaN
E NaN
dtype: float64»

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