> Hi Peter:
>
> We were able to solve the errors such as the one you mentioned in your post
> by operator overloading in boost namespace. The code sample is below in this
> email.
>
> Best regards
> Alex
>
> Sample error message:
>
> 1>c:\projects\quantlib\dependencies\cpp\boost\numeric\ublas\detail\matrix_assign.hpp(34):
> error C2678: binary '<' : no operator found which takes a left-hand operand
> of type 'boost::numeric::ublas::matrix_scalar_unary<E,F>' (or there is no
> acceptable conversion)
>
> Code snippet which fixes this error:
>
> #include <cppad/cppad.hpp>
>
> namespace boost {
> namespace numeric {
> namespace ublas
> {
> template<class M>
> class sparse_matrix_element;
>
> template<class T, class L, std::size_t IB, class IA,
> class TA>
> class compressed_matrix;
>
> template<class T, class ALLOC>
> class unbounded_array;
>
> namespace detail {
>
> template <typename Left, typename Right>
> inline bool operator < (Left const& left,
> CppAD::AD<Right> const& right)
> {
>
> #pragma message ("overload operator < : " __FUNCSIG__)
> // This is only for demonstrate
> // Ensure that adjoint logic will workable
> return left < CppAD::Value(right);
> }
> }
> }
> }
> }
>
> #include <boost/numeric/ublas/lu.hpp>
> using namespace std;
>
>
> int main() {
> typedef CppAD::AD<double> T;
> boost::numeric::ublas::matrix<T> a(5, 5);
> boost::numeric::ublas::permutation_matrix<std::size_t> pert(5);
> // lu decomposition
> const std::size_t s = lu_factorize(a, pert);
>
> return 0;
> }
>
>
>
>
> --
> View this message in context:
http://quantlib.10058.n7.nabble.com/Adjoint-Greeks-tp16147p16486.html> Sent from the quantlib-dev mailing list archive at Nabble.com.
>
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