# Summary
- [trees](./intro.md)
- [concepts](./concepts.md)
- [tree](./tree.md)
- [forest](./forest.md)
- [node](./node.md)
- [create,read,update,delete](./crud.md)
- [notations](./notations.md)
- [string representation](./str-repr.md)
- [traversal via iterators](./iter.md)
- [depth first traversal](./dfs.md)
- [breadth first traversal](./bfs.md)
- [shared ownership](./rc.md)