ext/h3/src/docs/api/hierarchy.md in h3-3.4.4 vs ext/h3/src/docs/api/hierarchy.md in h3-3.5.0
- old
+ new
@@ -1,6 +1,8 @@
# Hierarchical grid functions
+These functions permit moving between resolutions in the H3 grid system. The functions produce parent (coarser) or children (finer) cells.
+
## h3ToParent
```
H3Index h3ToParent(H3Index h, int parentRes);
```