From 6f8ce39e36b2cde977b6dc6cb12c69ed5733fb60 Mon Sep 17 00:00:00 2001
From: Richard Kreckel <Richard.Kreckel@uni-mainz.de>
Date: Tue, 24 Apr 2001 19:35:39 +0000
Subject: [PATCH] * Example: Don't confuse users with _ex0().

---
 doc/tutorial/ginac.texi | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/tutorial/ginac.texi b/doc/tutorial/ginac.texi
index c66c8917..82f51d70 100644
--- a/doc/tutorial/ginac.texi
+++ b/doc/tutorial/ginac.texi
@@ -3678,7 +3678,7 @@ ex mystring::eval(int level) const
     @}
 
     if (new_str.length() == 0)
-        return _ex0();
+        return 0;
     else
         return mystring(new_str).hold();
 @}
-- 
2.46.2