Merge pull request numpy#19695 from ghilesmeddour/topic/fix_typo

DOC: Fix typo in `unwrap` docstring.

Author: melissawm

numpy/lib/function_base.py

@@ -1512,7 +1512,7 @@ def unwrap(p, discont=None, axis=-1, *, period=2*pi):
     difference from their predecessor of more than ``max(discont, period/2)``
     to their `period`-complementary values.
 
-    For the default case where `period` is :math:`2\pi` and is `discont` is
+    For the default case where `period` is :math:`2\pi` and `discont` is
     :math:`\pi`, this unwraps a radian phase `p` such that adjacent differences
     are never greater than :math:`\pi` by adding :math:`2k\pi` for some
     integer :math:`k`.