fix typos

Author: tswast

specs/2025-08-04-geoseries-scalars.md

@@ -293,7 +293,7 @@ Raster functions: Functions for analyzing geospatial rasters using geographies.
               coordinate system rather than meters that BigQuery uses, raise a
               `NotImplementedError` with a helpful message. Likewise, if a
               required parameter takes a value in terms of the coordinate
-              system, but BigQuery uses meters, rais a `NotImplementedError`.
+              system, but BigQuery uses meters, raise a `NotImplementedError`.
         - [ ] Otherwise, call `series._apply_unary_op` or `series._apply_binary_op`, passing the operation dataclass.
         - [ ] Add a comprehensive docstring with examples to the superclass in
               `third_party/bigframes_vendored/geopandas/geoseries.py`.

third_party/bigframes_vendored/geopandas/geoseries.py

@@ -521,6 +521,6 @@ def simplify(self, tolerance: float, preserve_topology: bool = True) -> bigframe
 
         Raises:
             NotImplementedError:
-                GeoSeries.area is not supported. Use bigframes.bigquery.st_area(series), instead.
+                GeoSeries.simplify is not supported. Use bigframes.bigquery.st_simplify(series, tolerance_meters), instead.
         """
         raise NotImplementedError(constants.ABSTRACT_METHOD_ERROR_MESSAGE)