std::string const getBabelPresettings() const;
/// Extra preamble code after babel is called
std::string const getBabelPostsettings() const;
std::string const getBabelPresettings() const;
/// Extra preamble code after babel is called
std::string const getBabelPostsettings() const;
bool needBabelLangOptions() const;
/// Load AMS packages when appropriate
std::string const loadAMSPackages() const;
bool needBabelLangOptions() const;
/// Load AMS packages when appropriate
std::string const loadAMSPackages() const;
/// Add a feature name requirements
void require(std::string const & name);
/// Add a set of feature names requirements
void require(std::set<std::string> const & names);
/// Add a feature name requirements
void require(std::string const & name);
/// Add a set of feature names requirements
void require(std::set<std::string> const & names);
/// Is the (required) package available?
static bool isAvailable(std::string const & name);
/// Has the package been required?
/// Is the (required) package available?
static bool isAvailable(std::string const & name);
/// Has the package been required?
///
typedef std::set<Language const *> LanguageList;
/// used languages (only those that are supported by babel)
///
typedef std::set<Language const *> LanguageList;
/// used languages (only those that are supported by babel)