c/,r/,python/ Document impact of radixsort.

Author: MLopez-Ibanez

c/NEWS.md

@@ -1,5 +1,9 @@
 # moocore C library
 
+## 0.20
+
+ * radixsort.h, insort.h: New.
+
 ## 0.19.1
 
  * nondominated_kung.h: Fix potential undefined behavior.

python/doc/source/whatsnew/index.rst

@@ -9,6 +9,7 @@ Version 0.4.0
 
 - Requires ``numpy>=2.1``.
 - :func:`~moocore.vorob_t` returns a :class:`~typing.NamedTuple` instead of a dictionary.
+- :func:`moocore.is_nondominated` is up to 10x faster in some inputs thanks to a customized radixsort implementation.
 
 
 Version 0.3.1  (04/05/2026)

r/NEWS.md

@@ -1,3 +1,8 @@
+# moocore (development)
+
+ * `is_nondominated` is up to 10x faster in some inputs thanks to a customized radixsort implementation.
+
+
 # moocore 0.3.1
 
  * Separate documentation of `pareto_rank()` to its own page.