2 files changed, 28 insertions, 8 deletions

diff --git a/lib/Numeric/Container.hs b/lib/Numeric/Container.hs
index 46c2903..aac8c10 100644
--- a/lib/Numeric/Container.hs
+++ b/lib/Numeric/Container.hs
@@ -38,7 +38,7 @@ module Numeric.Container (
     Product(..),
     Contraction(..),
     optimiseMult,
-    mXm,mXv,vXm,Mul(..),LSDiv(..), cdot,
+    mXm,mXv,vXm,Mul(..),LSDiv(..), cdot, (⋅), dot, (<.>),
     outer, kronecker,
     -- * Random numbers
     RandDist(..),
@@ -175,6 +175,13 @@ instance Container Matrix t => Contraction (Matrix t) t (Matrix t) where
 
 --------------------------------------------------------------------------------
 
+-- | dot product (0x22C5): @u ⋅ v = 'cdot' u v@
+(⋅) :: (Container Vector t, Product t) => Vector t -> Vector t -> t
+infixl 7 ⋅
+u ⋅ v = cdot u v
+
+--------------------------------------------------------------------------------
+
 -- bidirectional type inference
 class Konst e d c | d -> c, c -> d
   where
@@ -200,3 +207,14 @@ instance Container Matrix e => Build (Int,Int) (e -> e -> e) Matrix e
   where
     build = build'
 
+--------------------------------------------------------------------------------
+
+{-# DEPRECATED dot "use udot" #-}
+dot :: Product e => Vector e -> Vector e -> e
+dot = udot
+
+{-# DEPRECATED (<.>) "use udot or (×)" #-}
+infixl 7 <.>
+(<.>) :: Product e => Vector e -> Vector e -> e
+(<.>) = udot
+
diff --git a/lib/Numeric/LinearAlgebra/Util.hs b/lib/Numeric/LinearAlgebra/Util.hs
index 2c77d3a..b38aeb2 100644
--- a/lib/Numeric/LinearAlgebra/Util.hs
+++ b/lib/Numeric/LinearAlgebra/Util.hs
@@ -23,7 +23,6 @@ module Numeric.LinearAlgebra.Util(
     (?), (¿),
     rand, randn,
     cross,
-    (⋅),
     norm,
     unitary,
     mt,
@@ -86,7 +85,15 @@ rand = randm Uniform
 randn :: Int -> Int -> IO (Matrix Double)
 randn = randm Gaussian
 
--- | create a real diagonal matrix from a list
+{- | create a real diagonal matrix from a list
+
+>>> diagl [1,2,3]
+(3><3)
+ [ 1.0, 0.0, 0.0
+ , 0.0, 2.0, 0.0
+ , 0.0, 0.0, 3.0 ]
+
+-}
 diagl :: [Double] -> Matrix Double
 diagl = diag . fromList
 
@@ -164,11 +171,6 @@ size m = (rows m, cols m)
 mt :: Matrix Double -> Matrix Double
 mt = trans . inv
 
--- | dot product (0x22C5): @u ⋅ v = 'cdot' u v@
-(⋅) :: (Container Vector t, Product t) => Vector t -> Vector t -> t
-infixl 7 ⋅
-u ⋅ v = cdot u v
-
 ----------------------------------------------------------------------
 
 -- | Matrix of pairwise squared distances of row vectors