distance.h

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#ifndef CHEBYSHEV_DISTANCE_H
#define CHEBYSHEV_DISTANCE_H
 
 
namespace chebyshev {
 
namespace _internal {
 
    template<typename Type>
    inline Type abs(Type x) {
        return (x > 0) ? x : -x;
    }
}
 
namespace prec {
 
    namespace distance {
 
        template<typename Type = double>
        inline Type abs_distance(Type a, Type b) {
            return _internal::abs(b - a);
        }
 
    }
 
}}
 
#endif