diff --git a/src/Numerics/IPrecisionSupport.cs b/src/Numerics/IPrecisionSupport.cs
deleted file mode 100644
index d4787394..00000000
--- a/src/Numerics/IPrecisionSupport.cs
+++ /dev/null
@@ -1,54 +0,0 @@
-// <copyright file="IPrecisionSupport.cs" company="Math.NET">
-// Math.NET Numerics, part of the Math.NET Project
-// http://numerics.mathdotnet.com
-// http://github.com/mathnet/mathnet-numerics
-// http://mathnetnumerics.codeplex.com
-//
-// Copyright (c) 2009-2010 Math.NET
-//
-// Permission is hereby granted, free of charge, to any person
-// obtaining a copy of this software and associated documentation
-// files (the "Software"), to deal in the Software without
-// restriction, including without limitation the rights to use,
-// copy, modify, merge, publish, distribute, sublicense, and/or sell
-// copies of the Software, and to permit persons to whom the
-// Software is furnished to do so, subject to the following
-// conditions:
-//
-// The above copyright notice and this permission notice shall be
-// included in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
-// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
-// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
-// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
-// OTHER DEALINGS IN THE SOFTWARE.
-// </copyright>
-
-namespace MathNet.Numerics
-{
-    /// <summary>
-    /// Support Interface for Precision Operations (like AlmostEquals).
-    /// </summary>
-    /// <typeparam name="T">Type of the implementing class.</typeparam>
-    public interface IPrecisionSupport<in T>
-    {
-        /// <summary>
-        /// Returns a Norm of a value of this type, which is appropriate for measuring how
-        /// close this value is to zero.
-        /// </summary>
-        /// <returns>A norm of this value.</returns>
-        double Norm();
-
-        /// <summary>
-        /// Returns a Norm of the difference of two values of this type, which is
-        /// appropriate for measuring how close together these two values are.
-        /// </summary>
-        /// <param name="otherValue">The value to compare with.</param>
-        /// <returns>A norm of the difference between this and the other value.</returns>
-        double NormOfDifference(T otherValue);
-    }
-}
diff --git a/src/Numerics/Numerics.csproj b/src/Numerics/Numerics.csproj
index 44711a7a..38373921 100644
--- a/src/Numerics/Numerics.csproj
+++ b/src/Numerics/Numerics.csproj
@@ -126,7 +126,6 @@
     <Compile Include="Statistics\QuantileDefinition.cs" />
     <Compile Include="Statistics\StreamingStatistics.cs" />
     <Compile Include="Statistics\SortedArrayStatistics.cs" />
-    <Compile Include="TargetedPatchingOptOutAttribute.cs" />
     <Compile Include="Distributions\Continuous\Cauchy.cs" />
     <Compile Include="Distributions\Continuous\Chi.cs" />
     <Compile Include="Distributions\Continuous\ChiSquare.cs" />
@@ -386,6 +385,7 @@
     <Compile Include="GlobalizationHelper.cs" />
     <Compile Include="Interpolation\Algorithms\EquidistantPolynomialInterpolation.cs" />
     <Compile Include="IPrecisionSupport.cs" />
+    <Compile Include="Interpolation\EquidistantPolynomialInterpolation.cs" />
     <Compile Include="IntegralTransforms\Algorithms\DiscreteFourierTransform.Options.cs" />
     <Compile Include="IntegralTransforms\Algorithms\DiscreteFourierTransform.Bluestein.cs" />
     <Compile Include="IntegralTransforms\Algorithms\DiscreteFourierTransform.Naive.cs" />
@@ -429,7 +429,7 @@
     <Compile Include="Random\WH1982.cs" />
     <Compile Include="Random\WH2006.cs" />
     <Compile Include="Random\Xorshift.cs" />
-    <Compile Include="SerializableAttribute.cs" />
+    <Compile Include="PortableAttributes.cs" />
     <Compile Include="Signals\SignalGenerator.Random.cs" />
     <Compile Include="Signals\SignalGenerator.Chebyshev.cs" />
     <Compile Include="Signals\SignalGenerator.Equidistant.cs" />
@@ -489,9 +489,6 @@
       <Install>true</Install>
     </BootstrapperPackage>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="MathNet.Numerics.snk" />
-  </ItemGroup>
   <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
diff --git a/src/Numerics/TargetedPatchingOptOutAttribute.cs b/src/Numerics/PortableAttributes.cs
similarity index 75%
rename from src/Numerics/TargetedPatchingOptOutAttribute.cs
rename to src/Numerics/PortableAttributes.cs
index 0408687b..c95bc8db 100644
--- a/src/Numerics/TargetedPatchingOptOutAttribute.cs
+++ b/src/Numerics/PortableAttributes.cs
@@ -1,8 +1,14 @@
 #if PORTABLE
+
 using System;
 
 namespace MathNet.Numerics
 {
+    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct)]
+    public class SerializableAttribute : Attribute
+    {
+    }
+
     [AttributeUsage(AttributeTargets.Constructor | AttributeTargets.Method, AllowMultiple = false, Inherited = false)]
     public class TargetedPatchingOptOutAttribute : Attribute
     {
@@ -13,4 +19,5 @@ namespace MathNet.Numerics
         }
     }
 }
+
 #endif
diff --git a/src/Numerics/Precision.cs b/src/Numerics/Precision.cs
index 3f430f9a..52f894e2 100644
--- a/src/Numerics/Precision.cs
+++ b/src/Numerics/Precision.cs
@@ -41,6 +41,28 @@ namespace MathNet.Numerics
     using Complex = System.Numerics.Complex;
 #endif
 
+    /// <summary>
+    /// Support Interface for Precision Operations (like AlmostEquals).
+    /// </summary>
+    /// <typeparam name="T">Type of the implementing class.</typeparam>
+    public interface IPrecisionSupport<in T>
+    {
+        /// <summary>
+        /// Returns a Norm of a value of this type, which is appropriate for measuring how
+        /// close this value is to zero.
+        /// </summary>
+        /// <returns>A norm of this value.</returns>
+        double Norm();
+
+        /// <summary>
+        /// Returns a Norm of the difference of two values of this type, which is
+        /// appropriate for measuring how close together these two values are.
+        /// </summary>
+        /// <param name="otherValue">The value to compare with.</param>
+        /// <returns>A norm of the difference between this and the other value.</returns>
+        double NormOfDifference(T otherValue);
+    }
+
     /// <summary>
     /// Utilities for working with floating point numbers.
     /// </summary>
diff --git a/src/Numerics/SerializableAttribute.cs b/src/Numerics/SerializableAttribute.cs
deleted file mode 100644
index ac1e0402..00000000
--- a/src/Numerics/SerializableAttribute.cs
+++ /dev/null
@@ -1,12 +0,0 @@
-#if PORTABLE
-using System;
-
-namespace MathNet.Numerics
-{
-
-    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct)]
-    public class SerializableAttribute : Attribute
-    {
-    }
-}
-#endif