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+/**
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+ * @file common/time/RationalTime.hpp
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+ * @author The ARTIS Development Team
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+ * See the AUTHORS or Authors.txt file
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+ */
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+
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+/*
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+ * ARTIS - the multimodeling and simulation environment
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+ * This file is a part of the ARTIS environment
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+ *
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+ * Copyright (C) 2013-2019 ULCO http://www.univ-littoral.fr
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+ *
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+ * This program is free software: you can redistribute it and/or modify
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+ * it under the terms of the GNU General Public License as published by
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+ * the Free Software Foundation, either version 3 of the License, or
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+ * (at your option) any later version.
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+ *
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+ * This program is distributed in the hope that it will be useful,
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+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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+ * GNU General Public License for more details.
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+ *
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+ * You should have received a copy of the GNU General Public License
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+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
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+ */
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+
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+#ifndef COMMON_TIME_RATIONAL_TIME
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+#define COMMON_TIME_RATIONAL_TIME 1
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+
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+#include <artis-star/common/time/Time.hpp>
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+
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+#include <boost/rational.hpp>
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+
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+namespace artis {
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+ namespace common {
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+
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+ struct RationalLimits {
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+ static constexpr boost::rational<int> negative_infinity = boost::rational<int>(std::numeric_limits<int>::lowest());
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+ static constexpr boost::rational<int> positive_infinity = boost::rational<int>(std::numeric_limits<int>::max());
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+ static constexpr boost::rational<int> null = boost::rational<int>();
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+ };
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+
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+ typedef Time<boost::rational<int>, RationalLimits> RationalTime;
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+
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+ }
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+} // namespace artis common
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+
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+#endif
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