mirror of
https://github.com/triqs/dft_tools
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77 lines
1.9 KiB
C++
77 lines
1.9 KiB
C++
/*******************************************************************************
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*
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* TRIQS: a Toolbox for Research in Interacting Quantum Systems
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*
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* Copyright (C) 2011 by O. Parcollet
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*
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* TRIQS is free software: you can redistribute it and/or modify it under the
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* terms of the GNU General Public License as published by the Free Software
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* Foundation, either version 3 of the License, or (at your option) any later
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* version.
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*
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* TRIQS is distributed in the hope that it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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*
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* You should have received a copy of the GNU General Public License along with
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* TRIQS. If not, see <http://www.gnu.org/licenses/>.
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*
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******************************************************************************/
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#include "./common.hpp"
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#include <triqs/arrays/array.hpp>
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#include <triqs/arrays/matrix.hpp>
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#include <triqs/arrays/vector.hpp>
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#include <triqs/arrays/asserts.hpp>
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#include <triqs/arrays/algorithms.hpp>
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#include <triqs/arrays/mapped_functions.hpp>
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#include <iostream>
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using namespace triqs::arrays;
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using namespace indexmaps;
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using namespace storages;
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int main(int argc, char **argv) {
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{
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array<double,1> A(3),B(3);
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for (int i =0; i<3; ++i) {
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A(i) = 2.6*i;
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B(i) = 0;
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}
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B = -A;
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if ( max_element( abs( A+B)) > 1.e-15) TRIQS_RUNTIME_ERROR <<" array: A+B";
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}
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{
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matrix<double> A(3,3),B(3,3);
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for (int i =0; i<3; ++i)
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for (int j =0; j<3; ++j)
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A(i,j) = 2.6*i + 9*j;
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B() = 0;
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B = -A;
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std::cerr << A << std::endl ;
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std::cerr << B << std::endl;
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if ( max_element( abs( A+B)) > 1.e-15) TRIQS_RUNTIME_ERROR <<" matrix : A+B";
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}
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{
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triqs::arrays::vector<double> A(3),B(3);
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for (int i =0; i<3; ++i) {
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A(i) = 2.6*i;
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B(i) = 0;
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}
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B = -A;
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if ( max_element( abs( A+B)) > 1.e-15) TRIQS_RUNTIME_ERROR <<" vector : A+B";
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}
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}
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