* of special functions or implement the interface to the bignum package. */
/*
- * GiNaC Copyright (C) 1999-2008 Johannes Gutenberg University Mainz, Germany
+ * GiNaC Copyright (C) 1999-2014 Johannes Gutenberg University Mainz, Germany
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#ifdef HAVE_CONFIG_H
#include "config.h"
-
-#include <vector>
-#include <stdexcept>
-#include <string>
-#include <sstream>
-#include <limits>
+#endif
#include "numeric.h"
#include "ex.h"
#include "tostring.h"
#include "utils.h"
+#include <limits>
+#include <sstream>
+#include <stdexcept>
+#include <string>
+#include <vector>
+
// CLN should pollute the global namespace as little as possible. Hence, we
// include most of it here and include only the part needed for properly
// declaring cln::cl_number in numeric.h. This can only be safely done in
case info_flags::negative:
return is_negative();
case info_flags::nonnegative:
- return !is_negative();
+ return is_zero() || is_positive();
case info_flags::posint:
return is_pos_integer();
case info_flags::negint: