diff --git a/INSTALL b/INSTALL
deleted file mode 100644
--- a/INSTALL
+++ /dev/null
@@ -1,3 +0,0 @@
-INSTALLATION
-
-$ cabal install hTensor
diff --git a/README b/README
deleted file mode 100644
--- a/README
+++ /dev/null
diff --git a/hTensor.cabal b/hTensor.cabal
--- a/hTensor.cabal
+++ b/hTensor.cabal
@@ -1,5 +1,5 @@
 Name:               hTensor
-Version:            0.1.0
+Version:            0.1.1
 License:            GPL
 License-file:       LICENSE
 Author:             Alberto Ruiz
@@ -31,8 +31,6 @@
 cabal-version:      >=1.2
 build-type:         Simple
 
-extra-source-files: README INSTALL
-
 extra-source-files: examples/array.hs
                     examples/exterior.hs
                     examples/geom.hs
@@ -49,14 +47,14 @@
     Build-Depends:      haskell98, hmatrix >= 0.5, containers
 
     hs-source-dirs:     lib
-    Exposed-modules:    Numeric.LinearAlgebra.Array.Simple
-                        Numeric.LinearAlgebra.Array.Util
+    Exposed-modules:    Numeric.LinearAlgebra.Array.Util
                         Numeric.LinearAlgebra.Array
                         Numeric.LinearAlgebra.Tensor
                         Numeric.LinearAlgebra.Exterior
                         Numeric.LinearAlgebra.Multivector
 
     other-modules:      Numeric.LinearAlgebra.Array.Internal
+                        Numeric.LinearAlgebra.Array.Simple
 
     ghc-prof-options:   -auto-all
 
diff --git a/lib/Numeric/LinearAlgebra/Array/Internal.hs b/lib/Numeric/LinearAlgebra/Array/Internal.hs
--- a/lib/Numeric/LinearAlgebra/Array/Internal.hs
+++ b/lib/Numeric/LinearAlgebra/Array/Internal.hs
@@ -281,10 +281,7 @@
 
 -------------------------------------------------------------
 
--- | Apply a function on vectors to conformant arrays. Two arrays are 'conformant' if
--- the dimensional structure of one of them is contained in the other one. The smaller
--- structure is replicated along the extra dimensions. The result has the same index
--- order as the largest structure (or as the first argument, if they are equal).
+-- | Apply an element-by-element binary function to the coordinates of two arrays. The arguments are automatically made conformant.
 zipArray :: (Coord a, Coord b, Compat i)
    => (Vector a -> Vector b -> Vector c) -- ^ transformation
    -> NArray i a
@@ -514,7 +511,7 @@
 
 ------------------------------------------------------------------------
 
--- | Select some parts of a tensor, taking into account position and value.
+-- | Select some parts of an array, taking into account position and value.
 extract :: (Compat i, Coord t)
         => (Int -> NArray i t -> Bool)
         -> Name