From c02aecb0d8d852f339c6b257d9483d3795ee2428 Mon Sep 17 00:00:00 2001
From: Wolfgang Bangerth <bangerth@math.tamu.edu>
Date: Wed, 4 Feb 2015 21:51:43 -0600
Subject: [PATCH] Fix typos.

The proper spelling of the word is 'Euclidean', not 'Euclidian'.
---
 include/deal.II/base/point.h                        | 4 ++--
 include/deal.II/base/tensor_base.h                  | 2 +-
 include/deal.II/numerics/derivative_approximation.h | 2 +-
 source/numerics/derivative_approximation.cc         | 2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/deal.II/base/point.h b/include/deal.II/base/point.h
index 2df33dab63..115fad0de8 100644
--- a/include/deal.II/base/point.h
+++ b/include/deal.II/base/point.h
@@ -40,7 +40,7 @@ DEAL_II_NAMESPACE_OPEN
  * that make up geometric objects. As such, they have a small number of
  * additional operations over general tensors of rank 1 for which we use the
  * <tt>Tensor<1,dim></tt> class. In particular, there is a distance() function
- * to compute the Euclidian distance between two points in space.
+ * to compute the Euclidean distance between two points in space.
  *
  * The <tt>Point</tt> class is really only used where the coordinates of an
  * object can be thought to possess the dimension of a length. For all other
@@ -165,7 +165,7 @@ public:
   Number              square () const;
 
   /**
-   * Returns the Euclidian distance of <tt>this</tt> point to the point
+   * Returns the Euclidean distance of <tt>this</tt> point to the point
    * <tt>p</tt>, i.e. the <tt>l_2</tt> norm of the difference between the
    * vectors representing the two points.
    */
diff --git a/include/deal.II/base/tensor_base.h b/include/deal.II/base/tensor_base.h
index eaed5b2f81..852f59ab55 100644
--- a/include/deal.II/base/tensor_base.h
+++ b/include/deal.II/base/tensor_base.h
@@ -278,7 +278,7 @@ private:
  * points that make up geometric objects. As such, they have a small number of
  * additional operations over general tensors of rank 1 for which we use the
  * <tt>Tensor<1,dim,Number></tt> class. In particular, there is a distance()
- * function to compute the Euclidian distance between two points in space.
+ * function to compute the Euclidean distance between two points in space.
  *
  * However, the <tt>Point</tt> class is really only used where the coordinates
  * of an object can be thought to possess the dimension of a length. For all
diff --git a/include/deal.II/numerics/derivative_approximation.h b/include/deal.II/numerics/derivative_approximation.h
index e0b91712ac..fb729bb89a 100644
--- a/include/deal.II/numerics/derivative_approximation.h
+++ b/include/deal.II/numerics/derivative_approximation.h
@@ -166,7 +166,7 @@ namespace DerivativeApproximation
   /**
    * This function is used to obtain an approximation of the gradient. Pass it
    * the DoF handler object that describes the finite element field, a nodal
-   * value vector, and receive the cell-wise Euclidian norm of the
+   * value vector, and receive the cell-wise Euclidean norm of the
    * approximated gradient.
    *
    * The last parameter denotes the solution component, for which the gradient
diff --git a/source/numerics/derivative_approximation.cc b/source/numerics/derivative_approximation.cc
index 4f3500a800..835807708a 100644
--- a/source/numerics/derivative_approximation.cc
+++ b/source/numerics/derivative_approximation.cc
@@ -103,7 +103,7 @@ namespace DerivativeApproximation
 
       /**
        * Return the norm of the derivative object. Here, for the gradient, we
-       * choose the Euclidian norm of the gradient vector.
+       * choose the Euclidean norm of the gradient vector.
        */
       static double derivative_norm (const Derivative &d);
 
-- 
2.39.5