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## Utilities for navigating flat trees ## Utilities for navigating flat trees
```bash ```sh
$ pip install flat-tree $ pip install flat-tree
``` ```
Flat Trees are the core data structure that power Hypercore feeds. They > Flat Trees are the core data structure that power Hypercore feeds. They allow
allow us to deterministically represent a tree structure as a vector. > us to deterministically represent a tree structure as a vector. This is
This is particularly useful because vectors map elegantly to disk and > particularly useful because vectors map elegantly to disk and memory. Because
memory. > Flat Trees are deterministic and pre-computed, there is no overhead to using
> them. In effect this means that Flat Trees are a specific way of indexing
Because Flat Trees are deterministic and pre-computed, there is no > into a vector more than they are their own data structure. This makes them
overhead to using them. In effect this means that Flat Trees are a > uniquely efficient and convenient to implement in a wide range of languages.
specific way of indexing into a vector more than they are their own data
structure. This makes them uniquely efficient and convenient to
implement in a wide range of languages.