pythongh-110886 Doc: add a link to BNF Wikipedia article (python#110887)

Co-authored-by: Hugo van Kemenade <[email protected]>
adorilson · Oct 15, 2023 · 42a5d21 · 42a5d21
1 parent 9608704
commit 42a5d21
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/Doc/reference/introduction.rst b/Doc/reference/introduction.rst
@@ -90,7 +90,8 @@ Notation
 
 .. index:: BNF, grammar, syntax, notation
 
-The descriptions of lexical analysis and syntax use a modified BNF grammar
+The descriptions of lexical analysis and syntax use a modified
+`Backus–Naur form (BNF) <https://en.wikipedia.org/wiki/Backus%E2%80%93Naur_form>`_ grammar
 notation.  This uses the following style of definition:
 
 .. productionlist:: notation