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-rw-r--r--src/Persistent_cohomology/example/alpha_complex_persistence.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/Persistent_cohomology/example/alpha_complex_persistence.cpp b/src/Persistent_cohomology/example/alpha_complex_persistence.cpp
index cb181936..24315144 100644
--- a/src/Persistent_cohomology/example/alpha_complex_persistence.cpp
+++ b/src/Persistent_cohomology/example/alpha_complex_persistence.cpp
@@ -9,6 +9,8 @@
#include <string>
#include <limits> // for numeric_limits
+using Filtration_value = double;
+
void program_options(int argc, char * argv[]
, std::string & off_file_points
, std::string & output_file_diag