function.h

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#ifndef FUNCTION_H
#define FUNCTION_H

using namespace std;

namespace glot {

    class function {

        public:
            
            typedef double (*double_function)(double x);
            
            typedef double (*double_2d_1d_function)(double x, double y);
    
            function(double_function f) : func(f) {};
            
            function(double_2d_1d_function f) : f2(f) {};
    
            double eval(double x) const {
                return func(x);
            };
            
            double eval(double x, double y) const {
                return f2(x, y);
            };
    
        private:
    
            double_function func;
            double_2d_1d_function f2;

    };
    
}

#endif

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