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-rw-r--r--src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
index 452527c4..c57174cb 100644
--- a/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
+++ b/src/Persistent_cohomology/include/gudhi/Persistent_cohomology.h
@@ -73,7 +73,8 @@ class Persistent_cohomology {
typedef typename FilteredComplex::Filtration_value Filtration_value;
/** \brief Type of element of the field. */
typedef typename CoefficientField::Element Arith_element;
- /** \brief Persistent interval type. The Arith_element field is used for the multi-field framework. */
+ /** \brief Type for birth and death FilteredComplex::Simplex_handle.
+ * The Arith_element field is used for the multi-field framework. */
typedef std::tuple<Simplex_handle, Simplex_handle, Arith_element> Persistent_interval;
private: