 Functors (source code)

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= Functors
{wiki=Functors}

In programming, particularly in functional programming and type theory, a **functor** is a type that implements a mapping between categories. In simpler terms, it can be understood as a type that can be transformed or mapped over. \#\#\# Key Aspects of Functors 1. **Mapping**: Functors allow you to apply a function to values wrapped in a context (like lists, option types, etc.).

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