diff --git a/src/blackmisc/mathematics.cpp b/src/blackmisc/mathematics.cpp
index 5cde31126..2bfc1da08 100644
--- a/src/blackmisc/mathematics.cpp
+++ b/src/blackmisc/mathematics.cpp
@@ -62,6 +62,21 @@ namespace BlackMisc
             return rv;
         }
 
+        /*
+         * To radians
+         */
+        double CMath::deg2rad(double degree)
+        {
+            return degree * CMath::PI() / 180.0;
+        }
+
+        /*
+         * To radians
+         */
+        double CMath::rad2deg(double radians)
+        {
+            return radians * 180.0 / CMath::PI();
+        }
 
     } // namespace
 } // namespace
diff --git a/src/blackmisc/mathematics.h b/src/blackmisc/mathematics.h
index 94ac96d5b..5b399c5c5 100644
--- a/src/blackmisc/mathematics.h
+++ b/src/blackmisc/mathematics.h
@@ -121,6 +121,21 @@ namespace BlackMisc
                 return pi2;
             }
 
+            /*!
+             * \brief Degree to radians
+             * \param degree
+             * \return
+             */
+            static double deg2rad(double degree);
+
+            /*!
+             * \brief Radians to degrees
+             * \param radians
+             * \return
+             */
+            static double rad2deg(double radians);
+
+
         private:
             /*!
              * \brief No objects, just static