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Julia High Performance by Avik Sengupta

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Chapter 6. Fast Arrays

It should not be a surprise to readers of this book that array operations are often the cornerstone of scientific and numeric programming. While arrays are a fundamental data structure in all programming, there are special considerations when they are used in numerical programming. One particular difference is that arrays are not just viewed as entities for data storage. Rather, they represent the fundamental mathematical structures of vectors and matrices.

In this chapter, we will discuss how to use arrays in Julia in the fastest possible way. When you profile your program, you will find that, in many cases, the majority of its execution time is spent in array operations. Therefore, the discussions in this chapter will likely ...

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