Weights.hh

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#pragma once
 
#include <vector>
 
namespace HEJ{
 
  struct Weights {
    double central;
    std::vector<double> variations;
 
    Weights& operator*=(Weights const & other);
    Weights& operator*=(double factor);
    Weights& operator/=(Weights const & other);
    Weights& operator/=(double factor);
  };
 
  inline
  Weights operator*(Weights a, Weights const & b) {
    return a*=b;
  }
  inline
  Weights operator*(Weights a, double b) {
    return a*=b;
  }
  inline
  Weights operator*(double b, Weights a) {
    return a*=b;
  }
  inline
  Weights operator/(Weights a, Weights const & b) {
    return a/=b;
  }
  inline
  Weights operator/(Weights a, double b) {
    return a/=b;
  }
}