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Expr


Expr_PolyFunction Class Reference

Defines the use of an n-ary function in an expression
with given arguments.
.

#include <Expr_PolyFunction.hxx>

Inheritance diagram for Expr_PolyFunction:

Inheritance graph
[legend]

Public Member Functions

Standard_EXPORT Expr_PolyFunction (const Handle(Expr_GeneralFunction)&func, const Expr_Array1OfGeneralExpression &exps)
 Creates <me> as <func>(<exps_1>,<exps_2>,...,<exps_n>)
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Standard_EXPORT Handle_Expr_GeneralFunction Function () const
 Returns the function defining <me>.
.
Standard_EXPORT Handle_Expr_GeneralExpression ShallowSimplified () const
 Returns a GeneralExpression after a simplification
of the arguments of <me>.
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Standard_EXPORT Handle_Expr_GeneralExpression Copy () const
 Returns a copy of <me> having the same unknowns and functions.
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Standard_EXPORT Standard_Boolean IsIdentical (const Handle(Expr_GeneralExpression)&Other) const
 Tests if <me> and <other> define the same expression.
This method does not include any simplification before
testing.
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Standard_EXPORT Standard_Boolean IsLinear () const
 Tests if <me> is linear on every NamedUnknown it
contains.
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Standard_EXPORT Handle_Expr_GeneralExpression Derivative (const Handle(Expr_NamedUnknown)&X) const
 Returns the derivative on <x> unknown of <me>
.
Standard_EXPORT Standard_Real Evaluate (const Expr_Array1OfNamedUnknown &vars, const TColStd_Array1OfReal &vals) const
 Returns the value of <me> (as a Real) by
replacement of <vars> by <vals>.
Raises NotEvaluable if <me> contains NamedUnknown not
in <vars> or NumericError if result cannot be computed.
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Standard_EXPORT TCollection_AsciiString String () const
 returns a string representing <me> in a readable way.

Standard_EXPORT const Handle (Standard_Type)&DynamicType() const

Private Attributes

Handle_Expr_GeneralFunction myFunction

Constructor & Destructor Documentation

Standard_EXPORT Expr_PolyFunction::Expr_PolyFunction const Handle(Expr_GeneralFunction)&  func,
const Expr_Array1OfGeneralExpression exps
 


Member Function Documentation

Standard_EXPORT Handle_Expr_GeneralExpression Expr_PolyFunction::Copy  )  const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT Handle_Expr_GeneralExpression Expr_PolyFunction::Derivative const Handle(Expr_NamedUnknown)&  X  )  const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT Standard_Real Expr_PolyFunction::Evaluate const Expr_Array1OfNamedUnknown vars,
const TColStd_Array1OfReal vals
const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT Handle_Expr_GeneralFunction Expr_PolyFunction::Function  )  const
 

Standard_EXPORT const Expr_PolyFunction::Handle Standard_Type   )  const
 

Reimplemented from Expr_PolyExpression.

Standard_EXPORT Standard_Boolean Expr_PolyFunction::IsIdentical const Handle(Expr_GeneralExpression)&  Other  )  const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT Standard_Boolean Expr_PolyFunction::IsLinear  )  const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT Handle_Expr_GeneralExpression Expr_PolyFunction::ShallowSimplified  )  const [virtual]
 

Implements Expr_GeneralExpression.

Standard_EXPORT TCollection_AsciiString Expr_PolyFunction::String  )  const [virtual]
 

Implements Expr_GeneralExpression.


Field Documentation

Handle_Expr_GeneralFunction Expr_PolyFunction::myFunction [private]
 


The documentation for this class was generated from the following file:
Generated on Mon Aug 25 13:12:30 2008 for OpenCASCADE by  doxygen 1.4.1