1GETTING STARTED

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This chapter introduces our operating environment and details how to set it up. It also includes a primer on some of the math we will encounter. We’ll end with a brief note about graphics processors, or GPUs, which you may have heard are essential for deep learning. For our purposes, they’re not, so don’t worry—this book won’t suddenly cost you a lot of money.

The Operating Environment

In this section, we’ll detail the environment we’ll assume throughout the remainder of the book. Our underlying assumption is that we’re using a 64-bit Linux system. The exact distribution is not critical, but to make things simpler in the presentation, ...

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