ceph/src/boost/libs/numeric/ublas/doc/samples/matrix_row.cpp

   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/matrix.hpp>
  14 #include <boost/numeric/ublas/matrix_proxy.hpp>
  15 #include <boost/numeric/ublas/io.hpp>
  16
  17 int main () {
  18     using namespace boost::numeric::ublas;
  19     matrix<double> m (3, 3);
  20     for (unsigned i = 0; i < m.size1 (); ++ i) {
  21         matrix_row<matrix<double> > mr (m, i);
  22         for (unsigned j = 0; j < mr.size (); ++ j)
  23             mr (j) = 3 * i + j;
  24         std::cout << mr << std::endl;
  25     }
  26 }
  27