// // Copyright (c) 2000-2002 // Joerg Walter, Mathias Koch // // Distributed under the Boost Software License, Version 1.0. (See // accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) // // The authors gratefully acknowledge the support of // GeNeSys mbH & Co. KG in producing this work. // #include <boost/numeric/ublas/symmetric.hpp> #include <boost/numeric/ublas/io.hpp> int main () { using namespace boost::numeric::ublas; matrix<double> m (3, 3); symmetric_adaptor<matrix<double>, lower> sal (m); for (unsigned i = 0; i < sal.size1 (); ++ i) for (unsigned j = 0; j <= i; ++ j) sal (i, j) = 3 * i + j; std::cout << sal << std::endl; symmetric_adaptor<matrix<double>, upper> sau (m); for (unsigned i = 0; i < sau.size1 (); ++ i) for (unsigned j = i; j < sau.size2 (); ++ j) sau (i, j) = 3 * i + j; std::cout << sau << std::endl; }