hana/example/cppcon_2014/det.cpp
2017-01-07 14:14:18 -08:00

49 lines
1.2 KiB
C++

// Copyright Louis Dionne 2013-2017
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
#include <boost/hana/assert.hpp>
#include "matrix/det.hpp"
namespace hana = boost::hana;
using namespace cppcon;
int main() {
// det
{
BOOST_HANA_CONSTEXPR_CHECK(det(matrix(row(1))) == 1);
BOOST_HANA_CONSTEXPR_CHECK(det(matrix(row(2))) == 2);
BOOST_HANA_CONSTEXPR_CHECK(det(matrix(row(1, 2), row(3, 4))) == -2);
BOOST_HANA_CONSTEXPR_CHECK(
det(matrix(
row(1, 5, 6),
row(3, 2, 4),
row(7, 8, 9)
))
== 51
);
BOOST_HANA_CONSTEXPR_CHECK(
det(matrix(
row(1, 5, 6, -3),
row(3, 2, 4, -5),
row(7, 8, 9, -1),
row(8, 2, 1, 10)
)) == 214
);
BOOST_HANA_CONSTEXPR_CHECK(
det(matrix(
row(1, 5, 6, -3, 92),
row(3, 2, 4, -5, 13),
row(7, 8, 9, -1, 0),
row(8, 2, 1, 10, 41),
row(3, 12, 92, -7, -4)
)) == -3115014
);
}
}