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-rw-r--r--src/Bottleneck_distance/include/gudhi/Bottleneck.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Bottleneck_distance/include/gudhi/Bottleneck.h b/src/Bottleneck_distance/include/gudhi/Bottleneck.h
index e466828a..ad437710 100644
--- a/src/Bottleneck_distance/include/gudhi/Bottleneck.h
+++ b/src/Bottleneck_distance/include/gudhi/Bottleneck.h
@@ -35,7 +35,7 @@ namespace persistence_diagram {
inline double bottleneck_distance_approx(Persistence_graph& g, double e) {
double b_lower_bound = 0.;
- double b_upper_bound = g.diameter_bound();
+ double b_upper_bound = g.max_dist_to_diagonal();
const double alpha = std::pow(g.size(), 1. / 5.);
Graph_matching m(g);
Graph_matching biggest_unperfect(g);