diff --git a/lib/matrix.rb b/lib/matrix.rb
index fe76ca0..6fa1a42 100644
--- a/lib/matrix.rb
+++ b/lib/matrix.rb
@@ -1573,6 +1573,7 @@ end
 # * #*(x) "is matrix or number"
 # * #+(v)
 # * #-(v)
+# * #+@
 #
 # Vector functions:
 # * #inner_product(v)
@@ -1797,6 +1798,10 @@ class Vector
     end
   end

+  def +@
+    self
+  end
+
   #--
   # VECTOR FUNCTIONS -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
   #++
diff --git a/test/matrix/test_vector.rb b/test/matrix/test_vector.rb
index b172f96..fc3aa15 100644
--- a/test/matrix/test_vector.rb
+++ b/test/matrix/test_vector.rb
@@ -111,6 +111,10 @@ class TestVector < Test::Unit::TestCase
     assert_equal(0, Vector[1, 2, 3] - o)
   end

+  def test_uplus
+    assert_equal(@v1, +@v1)
+  end
+
   def test_inner_product
     assert_equal(1+4+9, @v1.inner_product(@v1))
   end