Clarify "cardinality of" as "number of elements in" as many readers do

not have a math vocabulary.
2016-02-08 09:59:00 -08:00 · 2016-02-08 09:59:00 -08:00 · b8e5eb31ea
parent a74826b086 e27403b75f
commit b8e5eb31ea
1 changed files with 1 additions and 1 deletions
--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@ -3828,7 +3828,7 @@ The constructors for both classes work the same:

   .. describe:: len(s)

-      Return the cardinality of set *s*.
+      Return the number of elements in set *s* (cardinality of *s*).

   .. describe:: x in s