# Arrays

Discover arrays and the use of NumPy library for accessing arrays.

## We'll cover the following

## Tabular data as arrays

**Arrays** are tables of values. Just like with tables, we refer to particular cells by the row and column number. If we think about spreadsheets or tables, we know that cells are referred to in this way, such as $B1$ or $C5$, and the values in those cells can be used in calculations, such as $C3+D7$.

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