opm-simulators/test_vec.cpp
2013-04-30 16:15:00 +02:00

54 lines
1.4 KiB
C++

/*
Copyright 2013 SINTEF ICT, Applied Mathematics.
This file is part of the Open Porous Media project (OPM).
OPM is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OPM is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OPM. If not, see <http://www.gnu.org/licenses/>.
*/
#include "AutoDiffVec.hpp"
#include <iostream>
int main()
{
typedef AutoDiff::ForwardVec<double> ADV;
ADV::V v(3);
v << 1.0, 2.2, 3.4;
ADV::V v2(3);
v2 << 0.2, 1.2, 13.4;
// std::cout << v << std::endl;
ADV a = ADV::constant(v2);
ADV x = ADV::variable(v);
ADV::M jac(3,3);
jac.insert(0, 0) = 1.0;
ADV f = ADV::function(v, jac);
ADV xpx = x + x;
std::cout << xpx;
ADV xpxpa = x + x + a;
std::cout << xpxpa;
std::cout << xpxpa - xpx;
ADV sqx = x * x;
std::cout << sqx;
ADV sqxdx = sqx / x;
std::cout << sqxdx;
// std::cout << a << "\n\n" << x << "\n\n" << f << std::endl;
}