Added boost header

test/external/boost/numeric/interval/compare/certain.hpp

@@ -0,0 +1,113 @@
+/* Boost interval/compare/certain.hpp template implementation file
+ *
+ * Copyright 2003 Guillaume Melquiond
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_CERTAIN_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_CERTAIN_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+namespace compare {
+namespace certain {
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() < y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator<(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() < y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() <= y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator<=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() <= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() > y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator>(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() > y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() >= y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator>=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() >= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator==(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() == y.lower() && x.lower() == y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator==(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() == y && x.lower() == y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator!=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() < y.lower() || x.lower() > y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator!=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() < y || x.lower() > y;
+}
+
+} // namespace certain
+} // namespace compare
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_CERTAIN_HPP

test/external/boost/numeric/interval/compare/explicit.hpp

@@ -0,0 +1,248 @@
+/* Boost interval/compare/explicit.hpp template implementation file
+ *
+ * Copyright 2000 Jens Maurer
+ * Copyright 2002 Herv<72> Br<42>nnimann, Guillaume Melquiond, Sylvain Pion
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_EXPLICIT_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_EXPLICIT_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+
+/*
+ * Certainly... operations
+ */
+
+template<class T, class Policies1, class Policies2> inline
+bool cerlt(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() < y.lower();
+}
+
+template<class T, class Policies> inline
+bool cerlt(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() < y;
+}
+
+template<class T, class Policies> inline
+bool cerlt(const T& x, const interval<T, Policies>& y)
+{
+  return x < y.lower();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool cerle(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() <= y.lower();
+}
+
+template<class T, class Policies> inline
+bool cerle(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() <= y;
+}
+
+template<class T, class Policies> inline
+bool cerle(const T& x, const interval<T, Policies>& y)
+{
+  return x <= y.lower();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool cergt(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.lower() > y.upper();
+}
+
+template<class T, class Policies> inline
+bool cergt(const interval<T, Policies>& x, const T& y)
+{
+  return x.lower() > y;
+}
+
+template<class T, class Policies> inline
+bool cergt(const T& x, const interval<T, Policies>& y)
+{
+  return x > y.upper();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool cerge(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.lower() >= y.upper();
+}
+
+template<class T, class Policies> inline
+bool cerge(const interval<T, Policies>& x, const T& y)
+{
+  return x.lower() >= y;
+}
+
+template<class T, class Policies> inline
+bool cerge(const T& x, const interval<T, Policies>& y)
+{
+  return x >= y.upper();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool cereq(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.lower() == y.upper() && y.lower() == x.upper();
+}
+
+template<class T, class Policies> inline
+bool cereq(const interval<T, Policies>& x, const T& y)
+{
+  return x.lower() == y && x.upper() == y;
+}
+
+template<class T, class Policies> inline
+bool cereq(const T& x, const interval<T, Policies>& y)
+{
+  return x == y.lower() && x == y.upper();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool cerne(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() < y.lower() || y.upper() < x.lower();
+}
+
+template<class T, class Policies> inline
+bool cerne(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() < y || y < x.lower();
+}
+
+template<class T, class Policies> inline
+bool cerne(const T& x, const interval<T, Policies>& y)
+{
+  return x < y.lower() || y.upper() < x;
+}
+
+/*
+ * Possibly... comparisons
+ */
+
+template<class T, class Policies1, class Policies2> inline
+bool poslt(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.lower() < y.upper();
+}
+
+template<class T, class Policies> inline
+bool poslt(const interval<T, Policies>& x, const T& y)
+{
+  return x.lower() < y;
+}
+
+template<class T, class Policies> inline
+bool poslt(const T& x, const interval<T, Policies>& y)
+{
+  return x < y.upper();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool posle(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.lower() <= y.upper();
+}
+
+template<class T, class Policies> inline
+bool posle(const interval<T, Policies>& x, const T& y)
+{
+  return x.lower() <= y;
+}
+
+template<class T, class Policies> inline
+bool posle(const T& x, const interval<T, Policies>& y)
+{
+  return x <= y.upper();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool posgt(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() > y.lower();
+}
+
+template<class T, class Policies> inline
+bool posgt(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() > y;
+}
+
+template<class T, class Policies> inline
+bool posgt(const T& x, const interval<T, Policies> & y)
+{
+  return x > y.lower();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool posge(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() >= y.lower();
+}
+
+template<class T, class Policies> inline
+bool posge(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() >= y;
+}
+
+template<class T, class Policies> inline
+bool posge(const T& x, const interval<T, Policies>& y)
+{
+  return x >= y.lower();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool poseq(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() >= y.lower() && y.upper() >= x.lower();
+}
+
+template<class T, class Policies> inline
+bool poseq(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() >= y && y >= x.lower();
+}
+
+template<class T, class Policies> inline
+bool poseq(const T& x, const interval<T, Policies>& y)
+{
+  return x >= y.lower() && y.upper() >= x;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool posne(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return x.upper() != y.lower() || y.upper() != x.lower();
+}
+
+template<class T, class Policies> inline
+bool posne(const interval<T, Policies>& x, const T& y)
+{
+  return x.upper() != y || y != x.lower();
+}
+
+template<class T, class Policies> inline
+bool posne(const T& x, const interval<T, Policies>& y)
+{
+  return x != y.lower() || y.upper() != x;
+}
+
+} // namespace interval_lib
+} // namespace numeric
+} //namespace boost
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_EXPLICIT_HPP

test/external/boost/numeric/interval/compare/lexicographic.hpp

@@ -0,0 +1,122 @@
+/* Boost interval/compare/lexicographic.hpp template implementation file
+ *
+ * Copyright 2002-2003 Guillaume Melquiond
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_LEXICOGRAPHIC_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_LEXICOGRAPHIC_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+namespace compare {
+namespace lexicographic {
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  const T& yl = y.lower();
+  return xl < yl || (xl == yl && x.upper() < y.upper());
+}
+
+template<class T, class Policies> inline
+bool operator<(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() < y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  const T& yl = y.lower();
+  return xl < yl || (xl == yl && x.upper() <= y.upper());
+}
+
+template<class T, class Policies> inline
+bool operator<=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  return xl < y || (xl == y && x.upper() <= y);
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  const T& yl = y.lower();
+  return xl > yl || (xl == yl && x.upper() > y.upper());
+}
+
+template<class T, class Policies> inline
+bool operator>(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  return xl > y || (xl == y && x.upper() > y);
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  const T& xl = x.lower();
+  const T& yl = y.lower();
+  return xl > yl || (xl == yl && x.upper() >= y.upper());
+}
+
+template<class T, class Policies> inline
+bool operator>=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() >= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator==(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() == y.lower() && x.upper() == y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator==(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() == y && x.upper() == y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator!=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() != y.lower() || x.upper() != y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator!=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() != y || x.upper() != y;
+}
+
+} // namespace lexicographic
+} // namespace compare
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_LEXICOGRAPHIC_HPP

test/external/boost/numeric/interval/compare/possible.hpp

@@ -0,0 +1,113 @@
+/* Boost interval/compare/possible.hpp template implementation file
+ *
+ * Copyright 2003 Guillaume Melquiond
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_POSSIBLE_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_POSSIBLE_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+namespace compare {
+namespace possible {
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() < y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator<(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() < y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() <= y.upper();
+}
+
+template<class T, class Policies> inline
+bool operator<=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() <= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() > y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator>(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() > y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() >= y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator>=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.upper() >= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator==(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() <= y.upper() && x.upper() >= y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator==(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() <= y && x.upper() >= y;
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator!=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() != y.upper() || x.upper() != y.lower();
+}
+
+template<class T, class Policies> inline
+bool operator!=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  return x.lower() != y || x.upper() != y;
+}
+
+} // namespace possible
+} // namespace compare
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_POSSIBLE_HPP

test/external/boost/numeric/interval/compare/set.hpp

@@ -0,0 +1,101 @@
+/* Boost interval/compare/set.hpp template implementation file
+ *
+ * Copyright 2002-2003 Guillaume Melquiond
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_SET_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_SET_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+#include <boost/numeric/interval/utility.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+namespace compare {
+namespace set {
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return proper_subset(x, y);
+}
+
+template<class T, class Policies> inline
+bool operator<(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator<=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return subset(x, y);
+}
+
+template<class T, class Policies> inline
+bool operator<=(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return proper_subset(y, x);
+}
+
+template<class T, class Policies> inline
+bool operator>(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator>=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return subset(y, x);
+}
+
+template<class T, class Policies> inline
+bool operator>=(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator==(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return equal(y, x);
+}
+
+template<class T, class Policies> inline
+bool operator==(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+template<class T, class Policies1, class Policies2> inline
+bool operator!=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  return !equal(y, x);
+}
+
+template<class T, class Policies> inline
+bool operator!=(const interval<T, Policies>& x, const T& y)
+{
+  throw comparison_error();
+}
+
+} // namespace set
+} // namespace compare
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_SET_HPP

test/external/boost/numeric/interval/compare/tribool.hpp

@@ -0,0 +1,138 @@
+/* Boost interval/compare/tribool.hpp template implementation file
+ *
+ * Copyright 2002-2003 Guillaume Melquiond
+ *
+ * Distributed under the Boost Software License, Version 1.0.
+ * (See accompanying file LICENSE_1_0.txt or
+ * copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+
+#ifndef BOOST_NUMERIC_INTERVAL_COMPARE_TRIBOOL_HPP
+#define BOOST_NUMERIC_INTERVAL_COMPARE_TRIBOOL_HPP
+
+#include <boost/numeric/interval/detail/interval_prototype.hpp>
+#include <boost/numeric/interval/detail/test_input.hpp>
+#include <boost/logic/tribool.hpp>
+
+namespace boost {
+namespace numeric {
+namespace interval_lib {
+namespace compare {
+namespace tribool {
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator<(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() < y.lower()) return true;
+  if (x.lower() >= y.upper()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator<(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() < y) return true;
+  if (x.lower() >= y) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator<=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() <= y.lower()) return true;
+  if (x.lower() > y.upper()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator<=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() <= y) return true;
+  if (x.lower() > y) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator>(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.lower() > y.upper()) return true;
+  if (x.upper() <= y.lower()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator>(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.lower() > y) return true;
+  if (x.upper() <= y) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator>=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.lower() >= y.upper()) return true;
+  if (x.upper() < y.lower()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator>=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.lower() >= y) return true;
+  if (x.upper() < y) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator==(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() == y.lower() && x.lower() == y.upper()) return true;
+  if (x.upper() < y.lower() || x.lower() > y.upper()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator==(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() == y && x.lower() == y) return true;
+  if (x.upper() < y || x.lower() > y) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies1, class Policies2> inline
+logic::tribool operator!=(const interval<T, Policies1>& x, const interval<T, Policies2>& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() < y.lower() || x.lower() > y.upper()) return true;
+  if (x.upper() == y.lower() && x.lower() == y.upper()) return false;
+  return logic::indeterminate;
+}
+
+template<class T, class Policies> inline
+logic::tribool operator!=(const interval<T, Policies>& x, const T& y)
+{
+  if (detail::test_input(x, y)) throw comparison_error();
+  if (x.upper() < y || x.lower() > y) return true;
+  if (x.upper() == y && x.lower() == y) return false;
+  return logic::indeterminate;
+}
+
+} // namespace tribool
+} // namespace compare
+} // namespace interval_lib
+} // namespace numeric
+} // namespace boost
+
+
+#endif // BOOST_NUMERIC_INTERVAL_COMPARE_TRIBOOL_HPP