diff --git a/Code/OysterMath/LinearMath.h b/Code/OysterMath/LinearMath.h
index e7e99c91..5926a635 100644
--- a/Code/OysterMath/LinearMath.h
+++ b/Code/OysterMath/LinearMath.h
@@ -753,7 +753,7 @@ namespace LinearAlgebra3D
 		::LinearAlgebra::Vector4<ScalarType> interpolated = ::LinearAlgebra::Nlerp( rotation.v[1], normalizedAxis, t );
 		if( interpolated.Dot(interpolated) == 0 )
 			return rotation; // return no change
-		return SnapAxisYToAxis_Nlerp( rotation, interpolated );
+		return SnapAxisYToNormal_UsingNlerp( rotation, interpolated );
 	}
 }
 
diff --git a/Code/OysterMath/OysterMath.h b/Code/OysterMath/OysterMath.h
index 9ce38deb..3770bf02 100644
--- a/Code/OysterMath/OysterMath.h
+++ b/Code/OysterMath/OysterMath.h
@@ -46,7 +46,16 @@ namespace Oyster { namespace Math //! Oyster's native math library
  //! Returns false if there is no explicit solution.
 	bool SuperpositionMatrix( const Float4x4 &in, const Float4x4 &out, Float4x4 &targetMem );
 
+	/********************************************************************
+	 * Linear Interpolation
+	 * @return start * (1-t) + end * t
+	 ********************************************************************/
 	using ::LinearAlgebra::Lerp;
+
+	/********************************************************************
+	 * Normalized Linear Interpolation
+	 * @return nullvector if Lerp( start, end, t ) is nullvector.
+	 ********************************************************************/
 	using ::LinearAlgebra::Nlerp;
 } }