diff --git a/Data/Neighborhood/Hex.hs b/Data/Neighborhood/Hex.hs
new file mode 100644
--- /dev/null
+++ b/Data/Neighborhood/Hex.hs
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+module Data.Neighborhood.Hex where
+
+import Prelude hiding (Eq, Ord (..))
+import qualified Prelude
+
+import Relation.Binary.Comparison as A
+
+data Nbhd = N0 | N1 | N2o | N2m | N2p | N3v | N3a | N3s | N4o | N4m | N4p | N5 | N6
+  deriving (Prelude.Eq, Show, Enum)
+
+instance PartialEq Nbhd where (≡) = (==)
+instance Eq Nbhd
+
+instance Preord Nbhd where
+    N0  ≤ _   = True
+    _   ≤ N0  = False
+    _   ≤ N6  = True
+    N6  ≤ _   = False
+
+    N1  ≤ _   = True
+    _   ≤ N1  = False
+    _   ≤ N5  = True
+    N5  ≤ _   = False
+
+    N2o ≤ N2m = False
+    N2o ≤ N2p = False
+    N2o ≤ _   = True
+    N2m ≤ N2o = False
+    N2m ≤ N2p = False
+    N2m ≤ _   = True
+    N2p ≤ N2o = False
+    N2p ≤ N2m = False
+    N2p ≤ N3v = False
+    N2p ≤ N3s = False
+    N2p ≤ _   = True
+    N3v ≤ N3v = True
+    N3v ≤ N4o = True
+    N3v ≤ N4m = True
+    N3v ≤ _   = False
+    N3a ≤ N3a = True
+    N3a ≤ N4o = True
+    N3a ≤ N4m = True
+    N3a ≤ N4p = True
+    N3a ≤ _   = True
+    N3s ≤ N3s = True
+    N3s ≤ N4m = True
+    N3s ≤ _   = False
+    _   ≤ _   = False
+
+instance PartialOrd Nbhd
diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright (c) 2018, M Farkas-Dyck
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of M Farkas-Dyck nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/Setup.hs b/Setup.hs
new file mode 100644
--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain
diff --git a/ca.cabal b/ca.cabal
new file mode 100644
--- /dev/null
+++ b/ca.cabal
@@ -0,0 +1,21 @@
+name:                ca
+version:             0.0.0.1
+synopsis:            Cellular Automata
+-- description:         
+license:             BSD3
+license-file:        LICENSE
+author:              M Farkas-Dyck
+maintainer:          strake888@gmail.com
+-- copyright:           
+category:            Math
+build-type:          Simple
+cabal-version:       >=1.10
+
+library
+  exposed-modules:     Data.Neighborhood.Hex
+  -- other-modules:       
+  -- other-extensions:    
+  build-depends:       base >=4.10 && <5
+                     , alg >=0.2.1 && <0.3
+  -- hs-source-dirs:      
+  default-language:    Haskell2010