From 22df89d4715fb94c7659955886a529fda3ded2e2 Mon Sep 17 00:00:00 2001
From: ROUVREAU Vincent <vincent.rouvreau@inria.fr>
Date: Fri, 25 Sep 2020 09:16:48 +0200
Subject: interface simplification. Remove useless include and typedefs

---
 src/Coxeter_triangulation/include/gudhi/Freudenthal_triangulation.h    | 3 ---
 .../include/gudhi/Implicit_manifold_intersection_oracle.h              | 3 +++
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/Coxeter_triangulation/include/gudhi/Freudenthal_triangulation.h b/src/Coxeter_triangulation/include/gudhi/Freudenthal_triangulation.h
index 6c4bb534..dd059184 100644
--- a/src/Coxeter_triangulation/include/gudhi/Freudenthal_triangulation.h
+++ b/src/Coxeter_triangulation/include/gudhi/Freudenthal_triangulation.h
@@ -18,7 +18,6 @@
 #include <cstdlib>    // for std::size_t
 
 #include <Eigen/Eigenvalues>
-#include <Eigen/Sparse>
 #include <Eigen/SVD>
 
 #include <gudhi/Permutahedral_representation.h>
@@ -46,8 +45,6 @@ template <class Permutahedral_representation_ =
 class Freudenthal_triangulation {
   using Matrix = Eigen::MatrixXd;
   using Vector = Eigen::VectorXd;
-  using SparseMatrix = Eigen::SparseMatrix<double>;
-  using Triplet = Eigen::Triplet<double>;
 
  public:
   /** \brief Type of the simplices in the triangulation. */
diff --git a/src/Coxeter_triangulation/include/gudhi/Implicit_manifold_intersection_oracle.h b/src/Coxeter_triangulation/include/gudhi/Implicit_manifold_intersection_oracle.h
index 4f44df7c..25f688de 100644
--- a/src/Coxeter_triangulation/include/gudhi/Implicit_manifold_intersection_oracle.h
+++ b/src/Coxeter_triangulation/include/gudhi/Implicit_manifold_intersection_oracle.h
@@ -107,6 +107,9 @@ class Implicit_manifold_intersection_oracle {
   /** \brief Codimension of the implicit manifold. */
   std::size_t cod_d() const { return fun_.cod_d(); }
 
+  /** \brief The seed point of the implicit manifold. */
+  Eigen::VectorXd seed() const { return fun_.seed(); }
+
   /** \brief Intersection query with the relative interior of the manifold.
    *
    *  \details The returned structure Query_result contains the boolean value
-- 
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