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-rw-r--r--src/Persistent_cohomology/example/performance_rips_persistence.cpp1
-rw-r--r--src/Persistent_cohomology/example/rips_multifield_persistence.cpp1
-rw-r--r--src/Persistent_cohomology/example/rips_persistence.cpp1
-rw-r--r--src/Persistent_cohomology/example/rips_persistence_from_alpha_shape_3.cpp1
4 files changed, 4 insertions, 0 deletions
diff --git a/src/Persistent_cohomology/example/performance_rips_persistence.cpp b/src/Persistent_cohomology/example/performance_rips_persistence.cpp
index 37d41ee1..077c2b07 100644
--- a/src/Persistent_cohomology/example/performance_rips_persistence.cpp
+++ b/src/Persistent_cohomology/example/performance_rips_persistence.cpp
@@ -31,6 +31,7 @@
#include <chrono>
using namespace Gudhi;
+using namespace Gudhi::persistent_cohomology;
/* Compute the persistent homology of the complex cpx with coefficients in Z/pZ. */
template< typename FilteredComplex>
diff --git a/src/Persistent_cohomology/example/rips_multifield_persistence.cpp b/src/Persistent_cohomology/example/rips_multifield_persistence.cpp
index c3203131..2505897e 100644
--- a/src/Persistent_cohomology/example/rips_multifield_persistence.cpp
+++ b/src/Persistent_cohomology/example/rips_multifield_persistence.cpp
@@ -30,6 +30,7 @@
#include <boost/program_options.hpp>
using namespace Gudhi;
+using namespace Gudhi::persistent_cohomology;
typedef int Vertex_handle;
typedef double Filtration_value;
diff --git a/src/Persistent_cohomology/example/rips_persistence.cpp b/src/Persistent_cohomology/example/rips_persistence.cpp
index d7927223..f7f9527f 100644
--- a/src/Persistent_cohomology/example/rips_persistence.cpp
+++ b/src/Persistent_cohomology/example/rips_persistence.cpp
@@ -29,6 +29,7 @@
#include <boost/program_options.hpp>
using namespace Gudhi;
+using namespace Gudhi::persistent_cohomology;
typedef int Vertex_handle;
typedef double Filtration_value;
diff --git a/src/Persistent_cohomology/example/rips_persistence_from_alpha_shape_3.cpp b/src/Persistent_cohomology/example/rips_persistence_from_alpha_shape_3.cpp
index ddaafea2..e886aea7 100644
--- a/src/Persistent_cohomology/example/rips_persistence_from_alpha_shape_3.cpp
+++ b/src/Persistent_cohomology/example/rips_persistence_from_alpha_shape_3.cpp
@@ -29,6 +29,7 @@
#include <boost/program_options.hpp>
using namespace Gudhi;
+using namespace Gudhi::persistent_cohomology;
typedef int Vertex_handle;
typedef double Filtration_value;