• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1  //
2  //  Copyright (c) 2000-2002
3  //  Joerg Walter, Mathias Koch
4  //
5  //  Distributed under the Boost Software License, Version 1.0. (See
6  //  accompanying file LICENSE_1_0.txt or copy at
7  //  http://www.boost.org/LICENSE_1_0.txt)
8  //
9  //  The authors gratefully acknowledge the support of
10  //  GeNeSys mbH & Co. KG in producing this work.
11  //
12  
13  #include <boost/numeric/ublas/symmetric.hpp>
14  #include <boost/numeric/ublas/io.hpp>
15  
main()16  int main () {
17      using namespace boost::numeric::ublas;
18      matrix<double> m (3, 3);
19      symmetric_adaptor<matrix<double>, lower> sal (m);
20      for (unsigned i = 0; i < sal.size1 (); ++ i)
21          for (unsigned j = 0; j <= i; ++ j)
22              sal (i, j) = 3 * i + j;
23      std::cout << sal << std::endl;
24      symmetric_adaptor<matrix<double>, upper> sau (m);
25      for (unsigned i = 0; i < sau.size1 (); ++ i)
26          for (unsigned j = i; j < sau.size2 (); ++ j)
27              sau (i, j) = 3 * i + j;
28      std::cout << sau << std::endl;
29  }
30  
31