[valarray.cassign] Add period at end of "Returns"

Andreas-Krug · web-flow · commit ecfb27d1fb14 · 2025-06-20T07:50:59.000+02:00
diff --git a/source/numerics.tex b/source/numerics.tex
@@ -7919,7 +7919,7 @@
 
 \pnum
 \returns
-\tcode{*this}
+\tcode{*this}.
 
 \pnum
 \remarks
