Merge branch 'master' of https://github.com/GUDHI/gudhi-devel into perslay

5 files changed, 197 insertions, 190 deletions

diff --git a/biblio/how_to_cite_gudhi.bib.in b/biblio/how_to_cite_gudhi.bib.in
index a1a971fc..02c09dea 100644
--- a/biblio/how_to_cite_gudhi.bib.in
+++ b/biblio/how_to_cite_gudhi.bib.in
@@ -1,190 +1,190 @@
 @book{gudhi:urm
-, title        = "{GUDHI} User and Reference Manual"
-, author      = "{The GUDHI Project}"
-, publisher     = "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, year         = @GUDHI_VERSION_YEAR@
-, url =    "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/"
+, title     = {GUDHI User and Reference Manual}
+, author    = {The GUDHI Project}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, year      = {@GUDHI_VERSION_YEAR@}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/}
 }
 
 @incollection{gudhi:CubicalComplex
-, author =  "Pawel Dlotko"
-, title =   "Cubical complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cubical__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Pawel Dlotko}
+, title     = {Cubical complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cubical__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:FilteredComplexes
-, author =  "Cl\'ement Maria"
-, title =   "Filtered Complexes"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__simplex__tree.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Maria}
+, title     = {Filtered Complexes}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__simplex__tree.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:ToplexMap
-, author =  "Fran{{\c{c}}ois Godi"
-, title =   "Toplex map"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__toplex__map.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Fran{\c{c}}ois Godi}
+, title     = {Toplex map}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__toplex__map.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:SkeletonBlocker
-, author =  "David Salinas"
-, title =   "Skeleton-Blocker"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__skbl.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {David Salinas}
+, title     = {Skeleton-Blocker}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__skbl.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:Contraction
-, author =  "David Salinas"
-, title =   "Contraction"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__contr.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {David Salinas}
+, title     = {Contraction}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__contr.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:AlphaComplex
-, author =  "Vincent Rouvreau"
-, title =   "Alpha complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__alpha__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Vincent Rouvreau}
+, title     = {Alpha complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__alpha__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:CechComplex
-, author =  "Vincent Rouvreau, Hind Montassif"
-, title =   "\v{C}ech complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cech__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Vincent Rouvreau and Hind Montassif}
+, title     = {{\v{C}}ech complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cech__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:RipsComplex
-, author =  "Cl\'ement Maria, Pawel Dlotko, Vincent Rouvreau, Marc Glisse"
-, title =   "Rips complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__rips__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Maria and Pawel Dlotko and Vincent Rouvreau and Marc Glisse}
+, title     = {Rips complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__rips__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:Collapse
-, author =  "Siddharth Pritam, Marc Glisse"
-, title =   "Edge collapse"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__edge__collapse.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Siddharth Pritam and Marc Glisse}
+, title     = {Edge collapse}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__edge__collapse.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:WitnessComplex
-, author =  "Siargey Kachanovich"
-, title =   "Witness complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__witness__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Siargey Kachanovich}
+, title     = {Witness complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__witness__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:CoverComplex
-, author =  "Mathieu Carri\`ere"
-, title =   "Cover complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cover__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Mathieu Carri{\`{e}}re}
+, title     = {Cover complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cover__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:CoxeterTriangulation
-, author =  "Siargey Kachanovich"
-, title =   "Coxeter triangulation"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cover__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Siargey Kachanovich}
+, title     = {Coxeter triangulation}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__cover__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:TangentialComplex
-, author =  "Cl\'ement Jamin"
-, title =   "Tangential complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__tangential__complex.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Jamin}
+, title     = {Tangential complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__tangential__complex.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:PersistentCohomology
-, author =  "Cl\'ement Maria"
-, title =   "Persistent Cohomology"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__persistent__cohomology.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Maria}
+, title     = {Persistent Cohomology}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__persistent__cohomology.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:BottleneckDistance
-, author =  "Fran{{\c{c}}ois Godi"
-, title =   "Bottleneck distance"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__bottleneck__distance.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Fran{\c{c}}ois Godi}
+, title     = {Bottleneck distance}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__bottleneck__distance.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:PersistenceRepresentations
-, author =  "Pawel Dlotko"
-, title =   "Persistence representations"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group___persistence__representations.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Pawel Dlotko}
+, title     = {Persistence representations}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group___persistence__representations.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:SubSampling
-, author =  "Cl\'ement Jamin, Siargey Kachanovich"
-, title =   "Subsampling"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__subsampling.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Jamin and Siargey Kachanovich}
+, title     = {Subsampling}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__subsampling.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:SpatialSearching
-, author =  "Cl\'ement Jamin"
-, title =   "Spatial searching"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__spatial__searching.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Cl{\'{e}}ment Jamin}
+, title     = {Spatial searching}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/doc/@GUDHI_VERSION@/group__spatial__searching.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -192,71 +192,71 @@
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
 @incollection{gudhi:WeightedRipsComplex
-, author =  "Rapha\"el Tinarrage, Yuichi Ike, Masatoshi Takenouchi"
-, title =   "Weighted Rips Complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/rips_complex_user.html#weighted-rips-complex"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Rapha{\"{e}}l Tinarrage and Yuichi Ike and Masatoshi Takenouchi}
+, title     = {Weighted Rips Complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/rips_complex_user.html#weighted-rips-complex}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:DTMRipsComplex
-, author =  "Yuichi Ike"
-, title =   "DTM Rips Complex"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/rips_complex_user.html#dtm-rips-complex"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Yuichi Ike}
+, title     = {DTM Rips Complex}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/rips_complex_user.html#dtm-rips-complex}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:WassersteinDistance
-, author =  "Theo Lacombe, Marc Glisse"
-, title =   "Wasserstein distance"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/wasserstein_distance_user.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Th{\'{e}}o Lacombe and Marc Glisse}
+, title     = {Wasserstein distance}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/wasserstein_distance_user.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:PersistenceRepresentationsScikitlearnInterface
-, author =  "Mathieu Carri\`ere, Gard Spreemann, Wojciech Reise"
-, title =   "Persistence representations scikit-learn like interface"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/representations.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Mathieu Carri{\`{e}}re and Gard Spreemann and Wojciech Reise}
+, title     = {Persistence representations scikit-learn like interface}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/representations.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:Atol
-, author =  "Martin Royer"
-, title =   "Measure Vectorization for Automatic Topologically-Oriented Learning"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/representations.html#gudhi.representations.vector_methods.Atol"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Martin Royer}
+, title     = {Measure Vectorization for Automatic Topologically-Oriented Learning}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/representations.html#gudhi.representations.vector_methods.Atol}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:DistanceToMeasure
-, author =  "Marc Glisse"
-, title =   "Distance to measure"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/point_cloud.html#module-gudhi.point_cloud.knn"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Marc Glisse}
+, title     = {Distance to measure}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/point_cloud.html#module-gudhi.point_cloud.knn}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
 
 @incollection{gudhi:PersistenceBasedClustering
-, author =  "Marc Glisse"
-, title =   "persistence-based clustering"
-, publisher =  "{GUDHI Editorial Board}"
-, edition =     "{@GUDHI_VERSION@}"
-, booktitle =   "{GUDHI} User and Reference Manual"
-, url = "https://gudhi.inria.fr/python/@GUDHI_VERSION@/clustering.html"
-, year =        @GUDHI_VERSION_YEAR@
+, author    = {Marc Glisse}
+, title     = {persistence-based clustering}
+, publisher = {GUDHI Editorial Board}
+, edition   = {@GUDHI_VERSION@}
+, booktitle = {GUDHI User and Reference Manual}
+, url       = {https://gudhi.inria.fr/python/@GUDHI_VERSION@/clustering.html}
+, year      = {@GUDHI_VERSION_YEAR@}
 }
diff --git a/src/Tangential_complex/include/gudhi/Tangential_complex.h b/src/Tangential_complex/include/gudhi/Tangential_complex.h
index 56a24af0..b448db2d 100644
--- a/src/Tangential_complex/include/gudhi/Tangential_complex.h
+++ b/src/Tangential_complex/include/gudhi/Tangential_complex.h
@@ -345,10 +345,11 @@ class Tangential_complex {
     m_stars.resize(m_points.size());
     m_squared_star_spheres_radii_incl_margin.resize(m_points.size(), FT(-1));
 #ifdef GUDHI_TC_PERTURB_POSITION
-    if (m_points.empty())
+    if (m_points.empty()) {
       m_translations.clear();
-    else
+    } else {
       m_translations.resize(m_points.size(), m_k.construct_vector_d_object()(m_ambient_dim));
+    }
 #if defined(GUDHI_USE_TBB)
     delete[] m_p_perturb_mutexes;
     m_p_perturb_mutexes = new Mutex_for_perturb[m_points.size()];
diff --git a/src/python/gudhi/representations/vector_methods.py b/src/python/gudhi/representations/vector_methods.py
index a169aee8..d52185ef 100644
--- a/src/python/gudhi/representations/vector_methods.py
+++ b/src/python/gudhi/representations/vector_methods.py
@@ -13,8 +13,13 @@ import numpy as np
 from sklearn.base          import BaseEstimator, TransformerMixin
 from sklearn.exceptions    import NotFittedError
 from sklearn.preprocessing import MinMaxScaler, MaxAbsScaler
-from sklearn.neighbors     import DistanceMetric
 from sklearn.metrics       import pairwise
+try:
+    # New location since 1.0
+    from sklearn.metrics     import DistanceMetric
+except ImportError:
+    # Will be removed in 1.3
+    from sklearn.neighbors     import DistanceMetric
 
 from .preprocessing import DiagramScaler, BirthPersistenceTransform
 
diff --git a/src/python/include/Alpha_complex_factory.h b/src/python/include/Alpha_complex_factory.h
index 3d20aa8f..41eb72c1 100644
--- a/src/python/include/Alpha_complex_factory.h
+++ b/src/python/include/Alpha_complex_factory.h
@@ -106,7 +106,7 @@ class Exact_alpha_complex_dD final : public Abstract_alpha_complex {
     return alpha_complex_.create_complex(*simplex_tree, max_alpha_square, exact_version_, default_filtration_value);
   }
 
-  virtual std::size_t num_vertices() const {
+  virtual std::size_t num_vertices() const override {
     return alpha_complex_.num_vertices();
   }
 
@@ -141,7 +141,7 @@ class Inexact_alpha_complex_dD final : public Abstract_alpha_complex {
     return alpha_complex_.create_complex(*simplex_tree, max_alpha_square, false, default_filtration_value);
   }
 
-  virtual std::size_t num_vertices() const {
+  virtual std::size_t num_vertices() const override {
     return alpha_complex_.num_vertices();
   }
 
diff --git a/src/python/test/test_wasserstein_distance.py b/src/python/test/test_wasserstein_distance.py
index 3a004d77..a76b6ce7 100755
--- a/src/python/test/test_wasserstein_distance.py
+++ b/src/python/test/test_wasserstein_distance.py
@@ -90,10 +90,11 @@ def test_get_essential_parts():
 
 
 def test_warn_infty():
-    assert _warn_infty(matching=False)==np.inf
-    c, m = _warn_infty(matching=True)
-    assert (c == np.inf)
-    assert (m is None)
+    with pytest.warns(UserWarning):
+        assert _warn_infty(matching=False)==np.inf
+        c, m = _warn_infty(matching=True)
+        assert (c == np.inf)
+        assert (m is None)
 
 
 def _basic_wasserstein(wasserstein_distance, delta, test_infinity=True, test_matching=True):