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README.md

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 # RTree
 [![CI](https://github.com/pharo-graphics/RTree/actions/workflows/tests.yml/badge.svg)](https://github.com/pharo-graphics/RTree/actions/workflows/tests.yml)
 
-RTree for graphic engines
+R-Tree
+## Description:
+
+The Smalltalk Pharo R-Tree project is a powerful and efficient spatial indexing data structure implemented in Smalltalk for use within the Pharo environment.
+
+Spatial Indexing: The R-Tree data structure efficiently organizes and retrieves spatial data, making it an essential component for cartesian information systems.
+
+Compatibility with Roassal: Roassal is a popular Smalltalk data visualization framework.
+