diff --git a/docs/examples/measurement.rst b/docs/examples/measurement.rst
index c45e3dfa..c0496e1e 100644
--- a/docs/examples/measurement.rst
+++ b/docs/examples/measurement.rst
@@ -1,7 +1,7 @@
 measurement
 ===========
 
-.. literalinclude:: ../../example/references/measurement.cpp
+.. literalinclude:: ../../example/measurement.cpp
   :caption: measurement.cpp
   :start-at: #include
   :linenos:
diff --git a/example/CMakeLists.txt b/example/CMakeLists.txt
index e34072ab..79d812be 100644
--- a/example/CMakeLists.txt
+++ b/example/CMakeLists.txt
@@ -33,6 +33,7 @@ endfunction()
 add_example(conversion_factor mp-units::core-fmt mp-units::core-io mp-units::si)
 add_example(custom_systems mp-units::core-io mp-units::si)
 add_example(hello_units mp-units::core-fmt mp-units::core-io mp-units::si mp-units::si-international)
+add_example(measurement mp-units::core-io mp-units::si)
 
 if(NOT UNITS_LIBCXX)
     add_subdirectory(glide_computer)
diff --git a/example/literals/CMakeLists.txt b/example/literals/CMakeLists.txt
index f3f032dd..50b7592f 100644
--- a/example/literals/CMakeLists.txt
+++ b/example/literals/CMakeLists.txt
@@ -37,7 +37,6 @@ add_example(capacitor_time_curve mp-units::core-io mp-units::si)
 add_example(clcpp_response mp-units::core-fmt mp-units::core-io mp-units::si mp-units::si-iau mp-units::si-imperial mp-units::si-international mp-units::si-typographic mp-units::si-us)
 add_example(experimental_angle mp-units::core-fmt mp-units::core-io mp-units::si)
 add_example(foot_pound_second mp-units::core-fmt mp-units::si-fps)
-add_example(measurement mp-units::core-io mp-units::si)
 add_example(total_energy mp-units::core-io mp-units::si mp-units::isq-natural)
 add_example(unknown_dimension mp-units::core-io mp-units::si)
 
diff --git a/example/literals/measurement.cpp b/example/measurement.cpp
similarity index 88%
rename from example/literals/measurement.cpp
rename to example/measurement.cpp
index 62dc7dac..293a8c9f 100644
--- a/example/literals/measurement.cpp
+++ b/example/measurement.cpp
@@ -31,13 +31,6 @@
 
 namespace {
 
-// root sum of squares
-template<typename T>
-T rss(const T& v1, const T& v2)
-{
-  return std::sqrt(std::pow(v1, 2) + std::pow(v2, 2));
-}
-
 template<class T>
 class measurement {
 public:
@@ -46,9 +39,11 @@ public:
   measurement() = default;
 
   constexpr explicit measurement(const value_type& val, const value_type& err = {}) :
-      value_(val),
-      uncertainty_(std::abs(err))
+      value_(val)
   {
+    // it sucks that using declaration cannot be provided for a constructor initializer list
+    using namespace std;
+    uncertainty_ = abs(err);
   }
 
   constexpr const value_type& value() const { return value_; }
@@ -62,18 +57,21 @@ public:
 
   [[nodiscard]] friend constexpr measurement operator+(const measurement& lhs, const measurement& rhs)
   {
-    return measurement(lhs.value() + rhs.value(), rss(lhs.uncertainty(), rhs.uncertainty()));
+    using namespace std;
+    return measurement(lhs.value() + rhs.value(), hypot(lhs.uncertainty(), rhs.uncertainty()));
   }
 
   [[nodiscard]] friend constexpr measurement operator-(const measurement& lhs, const measurement& rhs)
   {
-    return measurement(lhs.value() - rhs.value(), rss(lhs.uncertainty(), rhs.uncertainty()));
+    using namespace std;
+    return measurement(lhs.value() - rhs.value(), hypot(lhs.uncertainty(), rhs.uncertainty()));
   }
 
   [[nodiscard]] friend constexpr measurement operator*(const measurement& lhs, const measurement& rhs)
   {
     const auto val = lhs.value() * rhs.value();
-    return measurement(val, val * rss(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
+    using namespace std;
+    return measurement(val, val * hypot(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
   }
 
   [[nodiscard]] friend constexpr measurement operator*(const measurement& lhs, const value_type& value)
@@ -91,7 +89,8 @@ public:
   [[nodiscard]] friend constexpr measurement operator/(const measurement& lhs, const measurement& rhs)
   {
     const auto val = lhs.value() / rhs.value();
-    return measurement(val, val * rss(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
+    using namespace std;
+    return measurement(val, val * hypot(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
   }
 
   [[nodiscard]] friend constexpr measurement operator/(const measurement& lhs, const value_type& value)
diff --git a/example/references/CMakeLists.txt b/example/references/CMakeLists.txt
index 71f37cfc..66a6f4d4 100644
--- a/example/references/CMakeLists.txt
+++ b/example/references/CMakeLists.txt
@@ -37,7 +37,6 @@ add_example(capacitor_time_curve mp-units::core-io mp-units::si)
 add_example(clcpp_response mp-units::core-fmt mp-units::core-io mp-units::si mp-units::si-iau mp-units::si-imperial mp-units::si-international mp-units::si-typographic mp-units::si-us)
 add_example(experimental_angle mp-units::core-fmt mp-units::core-io mp-units::si)
 add_example(foot_pound_second mp-units::core-fmt mp-units::si-fps)
-add_example(measurement mp-units::core-io mp-units::si)
 add_example(total_energy mp-units::core-io mp-units::si mp-units::isq-natural)
 add_example(unknown_dimension mp-units::core-io mp-units::si)
 
diff --git a/example/references/measurement.cpp b/example/references/measurement.cpp
deleted file mode 100644
index 62dc7dac..00000000
--- a/example/references/measurement.cpp
+++ /dev/null
@@ -1,157 +0,0 @@
-// The MIT License (MIT)
-//
-// Copyright (c) 2018 Mateusz Pusz
-//
-// 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.
-
-#include <units/isq/si/acceleration.h>
-#include <units/isq/si/length.h>
-#include <units/isq/si/speed.h>
-#include <units/isq/si/time.h>
-#include <units/quantity_io.h>
-#include <cmath>
-#include <exception>
-#include <iostream>
-
-namespace {
-
-// root sum of squares
-template<typename T>
-T rss(const T& v1, const T& v2)
-{
-  return std::sqrt(std::pow(v1, 2) + std::pow(v2, 2));
-}
-
-template<class T>
-class measurement {
-public:
-  using value_type = T;
-
-  measurement() = default;
-
-  constexpr explicit measurement(const value_type& val, const value_type& err = {}) :
-      value_(val),
-      uncertainty_(std::abs(err))
-  {
-  }
-
-  constexpr const value_type& value() const { return value_; }
-  constexpr const value_type& uncertainty() const { return uncertainty_; }
-
-  constexpr value_type relative_uncertainty() const { return uncertainty() / value(); }
-  constexpr value_type lower_bound() const { return value() - uncertainty(); }
-  constexpr value_type upper_bound() const { return value() + uncertainty(); }
-
-  [[nodiscard]] constexpr measurement operator-() const { return measurement(-value(), uncertainty()); }
-
-  [[nodiscard]] friend constexpr measurement operator+(const measurement& lhs, const measurement& rhs)
-  {
-    return measurement(lhs.value() + rhs.value(), rss(lhs.uncertainty(), rhs.uncertainty()));
-  }
-
-  [[nodiscard]] friend constexpr measurement operator-(const measurement& lhs, const measurement& rhs)
-  {
-    return measurement(lhs.value() - rhs.value(), rss(lhs.uncertainty(), rhs.uncertainty()));
-  }
-
-  [[nodiscard]] friend constexpr measurement operator*(const measurement& lhs, const measurement& rhs)
-  {
-    const auto val = lhs.value() * rhs.value();
-    return measurement(val, val * rss(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
-  }
-
-  [[nodiscard]] friend constexpr measurement operator*(const measurement& lhs, const value_type& value)
-  {
-    const auto val = lhs.value() * value;
-    return measurement(val, val * lhs.relative_uncertainty());
-  }
-
-  [[nodiscard]] friend constexpr measurement operator*(const value_type& value, const measurement& rhs)
-  {
-    const auto val = rhs.value() * value;
-    return measurement(val, val * rhs.relative_uncertainty());
-  }
-
-  [[nodiscard]] friend constexpr measurement operator/(const measurement& lhs, const measurement& rhs)
-  {
-    const auto val = lhs.value() / rhs.value();
-    return measurement(val, val * rss(lhs.relative_uncertainty(), rhs.relative_uncertainty()));
-  }
-
-  [[nodiscard]] friend constexpr measurement operator/(const measurement& lhs, const value_type& value)
-  {
-    const auto val = lhs.value() / value;
-    return measurement(val, val * lhs.relative_uncertainty());
-  }
-
-  [[nodiscard]] friend constexpr measurement operator/(const value_type& value, const measurement& rhs)
-  {
-    const auto val = value / rhs.value();
-    return measurement(val, val * rhs.relative_uncertainty());
-  }
-
-  [[nodiscard]] constexpr auto operator<=>(const measurement&) const = default;
-
-  friend std::ostream& operator<<(std::ostream& os, const measurement& v)
-  {
-    return os << v.value() << " ± " << v.uncertainty();
-  }
-
-private:
-  value_type value_{};
-  value_type uncertainty_{};
-};
-
-}  // namespace
-
-
-namespace {
-
-static_assert(units::Representation<measurement<double>>);
-
-void example()
-{
-  using namespace units::isq;
-
-  const auto a = si::acceleration<si::metre_per_second_sq, measurement<double>>(measurement(9.8, 0.1));
-  const auto t = si::time<si::second, measurement<double>>(measurement(1.2, 0.1));
-
-  const Speed auto v1 = a * t;
-#if UNITS_DOWNCAST_MODE == 0
-  std::cout << a << " * " << t << " = " << v1 << " = " << quantity_cast<si::dim_speed, si::kilometre_per_hour>(v1) << '\n';
-#else
-  std::cout << a << " * " << t << " = " << v1 << " = " << quantity_cast<si::kilometre_per_hour>(v1) << '\n';
-#endif
-
-  si::length<si::metre, measurement<double>> length(measurement(123., 1.));
-  std::cout << "10 * " << length << " = " << 10 * length << '\n';
-}
-
-}  // namespace
-
-int main()
-{
-  try {
-    example();
-  } catch (const std::exception& ex) {
-    std::cerr << "Unhandled std exception caught: " << ex.what() << '\n';
-  } catch (...) {
-    std::cerr << "Unhandled unknown exception caught\n";
-  }
-}