Evaluates ee1 when e1 is less than e2; evaluates ee2 otherwise. More...

#include <Arithmetic.hh>

Public Member Functions
	MetaMinExpression (ExpressionCOP e1, ExpressionCOP e2, ExpressionCOP ee1, ExpressionCOP ee2)

virtual numeric::Real	operator() () const

virtual ExpressionCOP	differentiate (std::string const &varname) const
	Returns the expression for the partial derivative of this expression by the variable named varname. If the partial derivative is always zero with respect to varname, returns null. More...

virtual std::list< std::string >	active_variables () const

Public Member Functions inherited from numeric::expression_parser::Expression
virtual	~Expression ()
	Automatically generated virtual destructor for class deriving directly from ReferenceCount. More...

Public Member Functions inherited from utility::pointer::ReferenceCount
void	ctor ()

virtual	~ReferenceCount ()
	Destructor. More...

Size	ref_count () const
	Reference count. More...

Private Attributes
ExpressionCOP	e1_

ExpressionCOP	e2_

ExpressionCOP	ee1_

ExpressionCOP	ee2_

Additional Inherited Members
Public Types inherited from utility::pointer::ReferenceCount
typedef platform::Size	Size

typedef platform::Size	size_type

Protected Member Functions inherited from utility::pointer::ReferenceCount
	ReferenceCount ()
	Default constructor. More...

	ReferenceCount (ReferenceCount const &)
	Copy constructor. More...

ReferenceCount &	operator= (ReferenceCount const &)
	Copy assignment. More...

Detailed Description

Evaluates ee1 when e1 is less than e2; evaluates ee2 otherwise.

Constructor & Destructor Documentation

numeric::expression_parser::MetaMinExpression::MetaMinExpression	(	ExpressionCOP	e1,
		ExpressionCOP	e2,
		ExpressionCOP	ee1,
		ExpressionCOP	ee2
	)

Referenced by differentiate().

Member Function Documentation

std::list< std::string > numeric::expression_parser::MetaMinExpression::active_variables ( ) const

virtual

Implements numeric::expression_parser::Expression.

References e1_, e2_, ee1_, and ee2_.

ExpressionCOP numeric::expression_parser::MetaMinExpression::differentiate ( std::string const & varname ) const

virtual

Returns the expression for the partial derivative of this expression by the variable named varname. If the partial derivative is always zero with respect to varname, returns null.

Implements numeric::expression_parser::Expression.

References e1_, e2_, ee1_, ee2_, and MetaMinExpression().

numeric::Real numeric::expression_parser::MetaMinExpression::operator() ( ) const

virtual

Implements numeric::expression_parser::Expression.

References e1_, e2_, ee1_, and ee2_.