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- //
- // 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/triangular.hpp>
- #include <boost/numeric/ublas/io.hpp>
- int main () {
- using namespace boost::numeric::ublas;
- matrix<double> m (3, 3);
- triangular_adaptor<matrix<double>, lower> tal (m);
- for (unsigned i = 0; i < tal.size1 (); ++ i)
- for (unsigned j = 0; j <= i; ++ j)
- tal (i, j) = 3 * i + j;
- std::cout << tal << std::endl;
- triangular_adaptor<matrix<double>, upper> tau (m);
- for (unsigned i = 0; i < tau.size1 (); ++ i)
- for (unsigned j = i; j < tau.size2 (); ++ j)
- tau (i, j) = 3 * i + j;
- std::cout << tau << std::endl;
- }
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