From e395048a7902f48ad5a95f36eca13e5b7038b34a Mon Sep 17 00:00:00 2001
From: Wilf Wilson <wilf@wilf-wilson.net>
Date: Sun, 10 May 2020 14:11:47 +0100
Subject: [PATCH] reesmat: fix UnderlyingSemigroup doc self-ref

---
 doc/ref/reesmat.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/doc/ref/reesmat.xml b/doc/ref/reesmat.xml
index 719da92c94..f0fc96685d 100644
--- a/doc/ref/reesmat.xml
+++ b/doc/ref/reesmat.xml
@@ -434,7 +434,8 @@ gap> Columns(R);
       Label="for a Rees 0-matrix semigroup"/>
     <Returns>A semigroup.</Returns>
     <Description>
-      <Ref Attr="UnderlyingSemigroup"/> returns the underlying semigroup of the Rees
+      <Ref Attr="UnderlyingSemigroup" Label="for a Rees matrix semigroup" />
+      returns the underlying semigroup of the Rees
       matrix or 0-matrix semigroup <A>R</A>. <P/>
       
       Arbitrary subsemigroups of Rees matrix or 0-matrix semigroups do not have