From c5ab7f7879cd81f9d23c71ca68bf4af0159fc64f Mon Sep 17 00:00:00 2001
From: Kristaps Dzonsons <kristaps@bsd.lv>
Date: Thu, 21 Jul 2011 12:34:09 +0000
Subject: [PATCH] Document `{, }' subexpressions in eqn.7.

---
 eqn.7 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/eqn.7 b/eqn.7
index 64aed29d..a496f9f1 100644
--- a/eqn.7
+++ b/eqn.7
@@ -1,4 +1,4 @@
-.\"	$Id: eqn.7,v 1.7 2011/07/21 11:57:56 kristaps Exp $
+.\"	$Id: eqn.7,v 1.8 2011/07/21 12:34:09 kristaps Exp $
 .\"
 .\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\"
@@ -63,6 +63,7 @@ The equation grammar is as follows:
 .Bd -literal -offset indent
 eqn     : box | eqn box
 box     : text
+	| { eqn }
         | DEFINE text text
         | SET text text
         | UNDEF text
-- 
2.47.1