fix various doc typos #3320
diff --git a/Doc/library/operator.rst b/Doc/library/operator.rst
index 023bb74..4921898 100644
--- a/Doc/library/operator.rst
+++ b/Doc/library/operator.rst
@@ -630,7 +630,7 @@
 +-----------------------+-------------------------+---------------------------------+
 | Right Shift           | ``a >> b``              | ``rshift(a, b)``                |
 +-----------------------+-------------------------+---------------------------------+
-| Sequence Repitition   | ``seq * i``             | ``repeat(seq, i)``              |
+| Sequence Repetition   | ``seq * i``             | ``repeat(seq, i)``              |
 +-----------------------+-------------------------+---------------------------------+
 | Slice Assignment      | ``seq[i:j] = values``   | ``setslice(seq, i, j, values)`` |
 +-----------------------+-------------------------+---------------------------------+