diff --git a/src/Numerics/Financial/AbsoluteReturnMeasures.cs b/src/Numerics/Financial/AbsoluteReturnMeasures.cs
index 446c9e33..f86311b9 100644
--- a/src/Numerics/Financial/AbsoluteReturnMeasures.cs
+++ b/src/Numerics/Financial/AbsoluteReturnMeasures.cs
@@ -82,7 +82,7 @@ namespace MathNet.Numerics.Financial
 
         /// <summary>
         /// Average Loss or LossMean
-        /// This is a simple average (arithmetic mean) of the periods with a loss. It is calculated by summing the returns for loss periods (return < 0)
+        /// This is a simple average (arithmetic mean) of the periods with a loss. It is calculated by summing the returns for loss periods (return &lt; 0)
         /// and then dividing the total by the number of loss periods.
         /// </summary>
         /// <param name="data"></param>
diff --git a/src/Numerics/Integration/Integrate.cs b/src/Numerics/Integration/Integrate.cs
index cf6baae9..c3f414b0 100644
--- a/src/Numerics/Integration/Integrate.cs
+++ b/src/Numerics/Integration/Integrate.cs
@@ -44,7 +44,7 @@ namespace MathNet.Numerics.Integration
         private static readonly DoubleExponentialTransformation Det = new DoubleExponentialTransformation();
 
         /// <summary>
-        /// Approximation of the definite interval of an analytic smooth function on a closed interval.
+        /// Approximation of the definite integral of an analytic smooth function on a closed interval.
         /// </summary>
         /// <param name="f">The analytic smooth function to integrate.</param>
         /// <param name="intervalBegin">Where the interval starts, inclusive and finite.</param>
@@ -65,7 +65,7 @@ namespace MathNet.Numerics.Integration
         }
 
         /// <summary>
-        /// Approximation of the definite interval of an analytic smooth function on a closed interval.
+        /// Approximation of the definite integral of an analytic smooth function on a closed interval.
         /// </summary>
         /// <param name="f">The analytic smooth function to integrate.</param>
         /// <param name="intervalBegin">Where the interval starts, inclusive and finite.</param>