From b3fc6c4e4fafdf4f075b791594633970a787ad79 Mon Sep 17 00:00:00 2001
From: Stephan Hoyer <shoyer@gmail.com>
Date: Thu, 23 Mar 2017 09:20:22 -0700
Subject: [PATCH] DOC: remove mention errors in math without label overlap
 (#1318)

---
 doc/computation.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/computation.rst b/doc/computation.rst
index 229a524ed4e..80dfc115d07 100644
--- a/doc/computation.rst
+++ b/doc/computation.rst
@@ -321,7 +321,7 @@ Arithmetic between two datasets matches data variables of the same name:
     ds - ds2
 
 Similarly to index based alignment, the result has the intersection of all
-matching variables, and ``ValueError`` is raised if the result would be empty.
+matching data variables.
 
 .. [1] In some future version of NumPy, we should be able to override ufuncs for
        datasets by making use of ``__numpy_ufunc__``.