Fix spell checker errors

git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/branches/persistence_representation_integration@2475 636b058d-ea47-450e-bf9e-a15bfbe3eedb

Former-commit-id: 94422e6f356532b2db4dc5a55cbb851210b3c36d

1 files changed, 18 insertions, 3 deletions

diff --git a/src/Persistence_representations/concept/Real_valued_topological_data.h b/src/Persistence_representations/concept/Real_valued_topological_data.h
index 4d4ee8d3..5a15c769 100644
--- a/src/Persistence_representations/concept/Real_valued_topological_data.h
+++ b/src/Persistence_representations/concept/Real_valued_topological_data.h
@@ -4,7 +4,7 @@
  *
  *    Author(s):       Pawel Dlotko
  *
- *    Copyright (C) 2015  INRIA (France)
+ *    Copyright (C) 2017  INRIA (France)
  *
  *    This program is free software: you can redistribute it and/or modify
  *    it under the terms of the GNU General Public License as published by
@@ -20,6 +20,14 @@
  *    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#ifndef CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_
+#define CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_
+
+namespace Gudhi {
+
+namespace Persistence_representations {
+
+
 /** \brief The concept Real_valued_topological_data describes the requirements 
   * for a type to implement a container that allows computations of its projections to R. 
   */
@@ -27,12 +35,19 @@ class Real_valued_topological_data
 {
 public:
 	/**
-	 * Typically there are various ways data can be projected to R. This function give us the number of functions for vectorization provided by a given class. 
+   * Typically there are various ways data can be projected to R. This function gives us the number of functions for
+   * vectorization provided by a given class.
 	**/ 
 	 size_t number_of_projections_to_R();
 	   /**
-     * This is a function to compute the projection from this container to reals. The parameter of a function have to be between 0 and the value returned by number_of_projections_to_R().
+     * This is a function to compute the projection from this container to reals. The parameter of a function have to
+     * be between 0 and the value returned by number_of_projections_to_R().
     **/ 
      double project_to_R( size_t number_of_projection );
 };
 
+}  // namespace Persistence_representations
+
+}  // namespace Gudhi
+
+#endif  // CONCEPT_REAL_VALUED_TOPOLOGICAL_DATA_H_