|  | @@ -811,6 +811,7 @@ struct NumTraits<ceres::Jet<T, N> > {
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				|  |  |    typedef ceres::Jet<T, N> Real;
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				|  |  |    typedef ceres::Jet<T, N> NonInteger;
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				|  |  |    typedef ceres::Jet<T, N> Nested;
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				|  |  | +  typedef ceres::Jet<T, N> Literal;
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				|  |  |  
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				|  |  |    static typename ceres::Jet<T, N> dummy_precision() {
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				|  |  |      return ceres::Jet<T, N>(1e-12);
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				|  | @@ -831,6 +832,14 @@ struct NumTraits<ceres::Jet<T, N> > {
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				|  |  |      HasFloatingPoint = 1,
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				|  |  |      RequireInitialization = 1
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				|  |  |    };
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				|  |  | +
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				|  |  | +  template<bool Vectorized>
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				|  |  | +  struct Div {
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				|  |  | +    enum {
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				|  |  | +      AVX = false,
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				|  |  | +      Cost = 1
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				|  |  | +    };
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				|  |  | +  };
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				|  |  |  };
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				|  |  |  
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				|  |  |  }  // namespace Eigen
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