Jacobi.h

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#ifndef JACOBI_H_
#define JACOBI_H_
 
#include "MUQ/Approximation/Polynomials/OrthogonalPolynomial.h"
 
namespace muq {
    namespace Approximation {
 
        class Jacobi : public OrthogonalPolynomial {
        public:
 
            Jacobi(const double aIn=1.0, const double bIn=1.0) : a(aIn), b(bIn){};
 
            virtual ~Jacobi() = default;
 
            virtual double DerivativeEvaluate(int const polyOrder, int const derivOrder, double const x) const override;
 
            virtual double Normalization(unsigned int polyOrder) const override;
 
        private:
 
            const double a;
            const double b;
 
            virtual double ak(unsigned int k) const override;
            virtual double bk(unsigned int k) const override;
            virtual double ck(unsigned int k) const override;
            virtual double phi0(double x) const override;
            virtual double phi1(double x) const override;
        };
    } // namespace Approximation
} // namespace muq
 
#endif