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## Chapter 15. Advanced Calculation Techniques

### What’s an Advanced Calculation Technique?

Chapter 8, “Getting Started with Calculations,” presented an introduction to FileMaker Pro calculation formulas. This chapter deals not only with more specialized functions than the ones presented in Chapter 8, but also deals with the more programmatic functions—those that allow you to control operations of calculations.

### Logical Functions

The logical functions include functions that control the logic of a calculation—programmatic functions, you might call them. Chapter 8 discussed two of them: the `If` and `Case` conditional functions.

#### The `Let` Function

The `Let` function enables you to simplify complex calculations by declaring ...

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