numeric::expression_parser::Expression Class Reference

Pure virtual base class to define arbitrary expressions for scripting arithmetic operations (e.g. addition and multipliction). More...

#include <Arithmetic.hh>

Public Member Functions
virtual	~Expression ()
	Automatically generated virtual destructor for class deriving directly from ReferenceCount. More...
virtual numeric::Real	operator() () const =0
virtual ExpressionCOP	differentiate (std::string const &varname) const =0
	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 =0
Public Member Functions inherited from utility::pointer::ReferenceCount
void	ctor ()
virtual	~ReferenceCount ()
	Destructor. More...
Size	ref_count () const
	Reference count. More...

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

Pure virtual base class to define arbitrary expressions for scripting arithmetic operations (e.g. addition and multipliction).

Constructor & Destructor Documentation

numeric::expression_parser::Expression::~Expression ( )

virtual

Automatically generated virtual destructor for class deriving directly from ReferenceCount.

Auto-generated virtual destructor

Member Function Documentation

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

pure virtual

Implemented in numeric::expression_parser::ITEExpression, numeric::expression_parser::MetaMinExpression, numeric::expression_parser::MetaMaxExpression, numeric::expression_parser::MinExpression, numeric::expression_parser::MaxExpression, numeric::expression_parser::BinaryExpression, numeric::expression_parser::UnaryExpression, numeric::expression_parser::VariableExpression, and numeric::expression_parser::LiteralExpression.

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

pure 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.

Implemented in numeric::expression_parser::ITEExpression, numeric::expression_parser::NotExpression, numeric::expression_parser::OrExpression, numeric::expression_parser::AndExpression, numeric::expression_parser::LTE_Expression, numeric::expression_parser::LT_Expression, numeric::expression_parser::GTE_Expression, numeric::expression_parser::GT_Expression, numeric::expression_parser::EqualsExpression, numeric::expression_parser::MetaMinExpression, numeric::expression_parser::MetaMaxExpression, numeric::expression_parser::MinExpression, numeric::expression_parser::MaxExpression, numeric::expression_parser::DivideExpression, numeric::expression_parser::MultiplyExpression, numeric::expression_parser::SubtractExpression, numeric::expression_parser::AddExpression, numeric::expression_parser::AbsoluteValueExpression, numeric::expression_parser::SquarerootExpression, numeric::expression_parser::VariableExpression, and numeric::expression_parser::LiteralExpression.

virtual numeric::Real numeric::expression_parser::Expression::operator() ( ) const

pure virtual

Implemented in numeric::expression_parser::ITEExpression, numeric::expression_parser::NotExpression, numeric::expression_parser::OrExpression, numeric::expression_parser::AndExpression, numeric::expression_parser::LTE_Expression, numeric::expression_parser::LT_Expression, numeric::expression_parser::GTE_Expression, numeric::expression_parser::GT_Expression, numeric::expression_parser::EqualsExpression, numeric::expression_parser::MetaMinExpression, numeric::expression_parser::MetaMaxExpression, numeric::expression_parser::MinExpression, numeric::expression_parser::MaxExpression, numeric::expression_parser::DivideExpression, numeric::expression_parser::MultiplyExpression, numeric::expression_parser::SubtractExpression, numeric::expression_parser::AddExpression, numeric::expression_parser::AbsoluteValueExpression, numeric::expression_parser::SquarerootExpression, numeric::expression_parser::VariableExpression, and numeric::expression_parser::LiteralExpression.

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The documentation for this class was generated from the following files:

• src/numeric/expression_parser/Arithmetic.hh
• src/numeric/expression_parser/Arithmetic.cc