diff options
Diffstat (limited to 'src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h')
-rw-r--r-- | src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h b/src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h index def2a99c..f73c4280 100644 --- a/src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h +++ b/src/Coxeter_triangulation/include/gudhi/Functions/Function_iron_in_R3.h @@ -14,8 +14,6 @@ #include <cstdlib> // for std::size_t #include <cmath> // for std::pow -#include <gudhi/Functions/Function.h> - #include <Eigen/Dense> namespace Gudhi { @@ -27,12 +25,12 @@ namespace coxeter_triangulation { * \brief A class that encodes the function, the zero-set of which is a surface * embedded in R^3 that ressembles an iron. */ -struct Function_iron_in_R3 : public Function { +struct Function_iron_in_R3 { /** * \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 { double x = p(0), y = p(1), z = p(2); Eigen::VectorXd result(cod_d()); result(0) = -std::pow(x, 6) / 300. - std::pow(y, 6) / 300. - std::pow(z, 6) / 300. + x * y * y * z / 2.1 + y * y + @@ -41,13 +39,13 @@ struct Function_iron_in_R3 : public Function { } /** \brief Returns the domain (ambient) dimension. */ - virtual std::size_t amb_d() const override { return 3; }; + std::size_t amb_d() const { return 3; }; /** \brief Returns the codomain dimension. */ - virtual std::size_t cod_d() const override { return 1; }; + std::size_t cod_d() const { return 1; }; /** \brief Returns a point on the surface. */ - virtual Eigen::VectorXd seed() const override { + Eigen::VectorXd seed() const { Eigen::Vector3d result(std::pow(4500, 1. / 6), 0, 0); return result; } |