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-rw-r--r--src/Persistent_cohomology/doc/Intro_persistent_cohomology.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h b/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h
index 40dd3f93..d758687c 100644
--- a/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h
+++ b/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h
@@ -172,6 +172,18 @@ Persistent_cohomology/alpha_complex_3d_persistence.cpp</a> computes the persiste
2 1 0.0934117 1.00003
2 2 0.56444 1.03938 \endcode
+\li <a href="_persistent_cohomology_2exact_alpha_complex_3d_persistence_8cpp-example.html">
+Persistent_cohomology/exact_alpha_complex_3d_persistence.cpp</a> computes the persistent homology with
+\f$\mathbb{Z}/2\mathbb{Z}\f$ coefficients of the alpha complex on points sampling from an OFF file.
+Here, as CGAL computes the exact values, it is slower, but it is necessary when points are on a grid
+for instance.
+\code $> ./exact_alpha_complex_3d_persistence ../../data/points/tore3D_300.off 2 0.45 \endcode
+\code Simplex_tree dim: 3
+2 0 0 inf
+2 1 0.0682162 1.0001
+2 1 0.0934117 1.00003
+2 2 0.56444 1.03938 \endcode
+
\li <a href="_persistent_cohomology_2alpha_complex_persistence_8cpp-example.html">
Persistent_cohomology/alpha_complex_persistence.cpp</a> computes the persistent homology with
\f$\mathbb{Z}/p\mathbb{Z}\f$ coefficients of the alpha complex on points sampling from an OFF file.