diff --git a/.gitignore b/.gitignore
index aca16c2..c30b108 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,6 +19,8 @@ Ipopt*.dll
 /Cureos.Numerics.dll
 /build/*.txt
 /build/*.dll
+/build/*.pdb
+/build/*.xml
 /build/*.exe
 *.txt
 /Cureos.Numerics/Tests.Cureos.Numerics/bin/
diff --git a/Cureos.Numerics/Cureos.Numerics/Cureos.Numerics.csproj b/Cureos.Numerics/Cureos.Numerics/Cureos.Numerics.csproj
index 3866ac6..36fd84d 100644
--- a/Cureos.Numerics/Cureos.Numerics/Cureos.Numerics.csproj
+++ b/Cureos.Numerics/Cureos.Numerics/Cureos.Numerics.csproj
@@ -74,7 +74,7 @@
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
     <Optimize>true</Optimize>
     <DebugType>pdbonly</DebugType>
-    <PlatformTarget>Itanium</PlatformTarget>
+    <PlatformTarget>x86</PlatformTarget>
     <CodeAnalysisLogFile>bin\Release\Cureos.Numerics.dll.CodeAnalysisLog.xml</CodeAnalysisLogFile>
     <CodeAnalysisUseTypeNameInSuppression>true</CodeAnalysisUseTypeNameInSuppression>
     <CodeAnalysisModuleSuppressionsFile>GlobalSuppressions.cs</CodeAnalysisModuleSuppressionsFile>
diff --git a/build/build_library.bat b/build/build_library.bat
index e0a7711..39a199a 100644
--- a/build/build_library.bat
+++ b/build/build_library.bat
@@ -1 +1 @@
-csc /target:library /out:Cureos.Numerics.dll ..\src\IpoptProblem.cs ..\src\IpoptAdapter.cs ..\src\IpoptAlgorithmMode.cs ..\src\IpoptReturnCode.cs ..\src\IpoptBoolType.cs ..\src\IpoptIndexStyle.cs
+csc /platform:anycpu /target:library /debug:pdbonly /optimize /doc:Cureos.Numerics.xml /out:Cureos.Numerics.dll ..\src\IpoptProblem.cs ..\src\IpoptAdapter.cs ..\src\IpoptAlgorithmMode.cs ..\src\IpoptReturnCode.cs ..\src\IpoptBoolType.cs ..\src\IpoptIndexStyle.cs
diff --git a/src/IpoptProblem.cs b/src/IpoptProblem.cs
index 6f02e50..61f7fbb 100644
--- a/src/IpoptProblem.cs
+++ b/src/IpoptProblem.cs
@@ -403,9 +403,9 @@ public IpoptProblem(int n, double[] x_L, double[] x_U, int m, double[] g_L, doub
         }
 
         /// <summary>
-        /// Constructor for creating a subclassed Ipopt Problem object using 
+        /// Constructor for creating a subclassed Ipopt Problem object using managed or
         /// native function delegates. This is the preferred constructor when
-        /// subclassing IpoptProblem. Prerequisite is that the native optimization 
+        /// subclassing IpoptProblem. Prerequisite is that the managed/native optimization 
         /// function delegates are implemented in the inheriting class.
         /// This function
         /// initializes an object that can be passed to the IpoptSolve call.  It
@@ -435,9 +435,9 @@ public IpoptProblem(int n, double[] x_L, double[] x_U, int m, double[] g_L, doub
         /// <param name="useNativeCallbackFunctions">If set to true, native callback functions are used to setup
         /// the Ipopt problem; if set to false, managed callback functions are used.</param>
         /// <param name="useHessianApproximation">If set to true, the Ipopt optimizer creates a limited memory
-        /// Hessian approximation and <see cref="eval_h"/> need not be implemented. If set to false, an exact Hessian
-        /// should be evaluated using <see cref="eval_h"/>.</param>
-        /// <param name="useIntermediateCallback">If set to true, the method <see cref="intermediate"/>will be called 
+        /// Hessian approximation and the eval_h (managed or native) method need not be implemented. 
+        /// If set to false, an exact Hessian should be evaluated using the appropriate Hessian evaluation method.</param>
+        /// <param name="useIntermediateCallback">If set to true, the intermediate method (managed or native) will be called 
         /// after each full iteration. If false, the intermediate callback function will not be called.</param>
         protected IpoptProblem(int n, double[] x_L, double[] x_U, int m, double[] g_L, double[] g_U, int nele_jac, int nele_hess,
             bool useNativeCallbackFunctions = false, bool useHessianApproximation = false, bool useIntermediateCallback = false)