diff options
Diffstat (limited to 'libstdc++-v3/include/std/ratio')
-rw-r--r-- | libstdc++-v3/include/std/ratio | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/libstdc++-v3/include/std/ratio b/libstdc++-v3/include/std/ratio index 124e9af397a..5f6af6b0f1f 100644 --- a/libstdc++-v3/include/std/ratio +++ b/libstdc++-v3/include/std/ratio @@ -1,6 +1,6 @@ -// <ratio> -*- C++ -*- +// ratio -*- C++ -*- -// Copyright (C) 2008 Free Software Foundation, Inc. +// Copyright (C) 2008, 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the @@ -47,6 +47,14 @@ namespace std { + /** + * @defgroup ratio Rational Arithmetic + * @ingroup utilities + * + * Compile time representation of fininte rational numbers. + * @{ + */ + template<intmax_t _Pn> struct __static_sign : integral_constant<intmax_t, (_Pn < 0) ? -1 : 1> @@ -132,7 +140,7 @@ namespace std /** * @brief Provides compile-time rational arithmetic. - * + * * This class template represents any finite rational number with a * numerator and denominator representable by compile-time constants of * type intmax_t. The ratio is simplified when instantiated. @@ -289,6 +297,8 @@ namespace std typedef ratio< 1000000000000, 1> tera; typedef ratio< 1000000000000000, 1> peta; typedef ratio< 1000000000000000000, 1> exa; + + // @} group ratio } #endif //_GLIBCXX_USE_C99_STDINT_TR1 |