Remove the Function inheritance and keep concept

1 files changed, 5 insertions, 7 deletions

diff --git a/src/Coxeter_triangulation/include/gudhi/Functions/Linear_transformation.h b/src/Coxeter_triangulation/include/gudhi/Functions/Linear_transformation.h
index 9228d487..82e25bb9 100644
--- a/src/Coxeter_triangulation/include/gudhi/Functions/Linear_transformation.h
+++ b/src/Coxeter_triangulation/include/gudhi/Functions/Linear_transformation.h
@@ -13,8 +13,6 @@
 
 #include <cstdlib>  // for std::size_t
 
-#include <gudhi/Functions/Function.h>
-
 #include <Eigen/Dense>
 
 namespace Gudhi {
@@ -29,24 +27,24 @@ namespace coxeter_triangulation {
  * the concept FunctionForImplicitManifold.
  */
 template <class Function_>
-struct Linear_transformation : public Function {
+struct Linear_transformation {
   /**
    * \brief Value of the function at a specified point.
    * @param[in] p The input point. The dimension needs to coincide with the ambient dimension.
    */
-  virtual Eigen::VectorXd operator()(const Eigen::VectorXd& p) const override {
+  Eigen::VectorXd operator()(const Eigen::VectorXd& p) const {
     Eigen::VectorXd result = fun_(matrix_.householderQr().solve(p));
     return result;
   }
 
   /** \brief Returns the domain (ambient) dimension. */
-  virtual std::size_t amb_d() const override { return fun_.amb_d(); }
+  std::size_t amb_d() const { return fun_.amb_d(); }
 
   /** \brief Returns the codomain dimension. */
-  virtual std::size_t cod_d() const override { return fun_.cod_d(); }
+  std::size_t cod_d() const { return fun_.cod_d(); }
 
   /** \brief Returns a point on the zero-set. */
-  virtual Eigen::VectorXd seed() const override {
+  Eigen::VectorXd seed() const {
     Eigen::VectorXd result = fun_.seed();
     result = matrix_ * result;
     return result;