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-rw-r--r--src/Persistence_representations/include/gudhi/Sliced_Wasserstein.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/Persistence_representations/include/gudhi/Sliced_Wasserstein.h b/src/Persistence_representations/include/gudhi/Sliced_Wasserstein.h
index 235918fe..d8ed0d98 100644
--- a/src/Persistence_representations/include/gudhi/Sliced_Wasserstein.h
+++ b/src/Persistence_representations/include/gudhi/Sliced_Wasserstein.h
@@ -232,8 +232,8 @@ class Sliced_Wasserstein {
}
// Sort angles.
- std::sort(angles1.begin(), angles1.end(), [=](std::pair<double, std::pair<int,int> >& p1, const std::pair<double, std::pair<int,int> >& p2){return (p1.first < p2.first);});
- std::sort(angles2.begin(), angles2.end(), [=](std::pair<double, std::pair<int,int> >& p1, const std::pair<double, std::pair<int,int> >& p2){return (p1.first < p2.first);});
+ std::sort(angles1.begin(), angles1.end(), [=](const std::pair<double, std::pair<int,int> >& p1, const std::pair<double, std::pair<int,int> >& p2){return (p1.first < p2.first);});
+ std::sort(angles2.begin(), angles2.end(), [=](const std::pair<double, std::pair<int,int> >& p1, const std::pair<double, std::pair<int,int> >& p2){return (p1.first < p2.first);});
// Initialize orders of the points of both PDs (given by ordinates when theta = -pi/2).
std::vector<int> orderp1, orderp2;