#include <Arithmetic.hh>

Public Member Functions
	ITEExpression (ExpressionCOP condition, ExpressionCOP then_clause, ExpressionCOP else_clause)

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...

ExpressionCOP	condition () const

ExpressionCOP	then_expression () const

ExpressionCOP	else_expression () const

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	condition_

ExpressionCOP	then_expression_

ExpressionCOP	else_expression_

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...

Constructor & Destructor Documentation

numeric::expression_parser::ITEExpression::ITEExpression	(	ExpressionCOP	condition,
		ExpressionCOP	then_clause,
		ExpressionCOP	else_clause
	)

Member Function Documentation

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

virtual

Implements numeric::expression_parser::Expression.

References else_expression_, and then_expression_.

ExpressionCOP numeric::expression_parser::ITEExpression::condition ( ) const

References condition_.

ExpressionCOP numeric::expression_parser::ITEExpression::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.

ExpressionCOP numeric::expression_parser::ITEExpression::else_expression ( ) const

References else_expression_.

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

virtual

Implements numeric::expression_parser::Expression.

References else_expression_, and then_expression_.

ExpressionCOP numeric::expression_parser::ITEExpression::then_expression ( ) const

References then_expression_.