Fix docstring of Point.__sub__()

diff --git a/linpy/geometry.py b/linpy/geometry.py
index 1a56269..5b5ed89 100644 (file)
--- a/linpy/geometry.py
+++ b/linpy/geometry.py
@@ -192,9 +192,9 @@ class Point(Coordinates, GeometricObject):
 
     def __sub__(self, other):
         """
-        If other is a point, substract a point from another and returns the
-        resulting vector. If other is a vector, translate the point by the
-        opposite vector and returns the resulting point.
+        If other is a point, substract it from self and return the resulting
+        vector. If other is a vector, translate the point by the opposite vector
+        and returns the resulting point.
         """
         coordinates = []
         if isinstance(other, Point):