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# FunctionReal.cs File Reference

## Classes
interface | IG::Num::IRealFunction
| Interface for real functions. More...
class | IG::Num::RealFunctionBase
| Base class for real functions of real variable. More...
class | IG::Num::RealFunction
| Represents a real function of a real variabe. More...
class | IG::Num::FunctionPolynomial
| Polynomial real functions of one variable. More...
class | IG::Num::ComposedFunction
| Composition of real functions. More...
## Namespaces
namespace | IG::Num
## Enumerations
enum | IG::Num::Operation { IG::Num::None = 0, IG::Num::Addition, IG::Num::Subtraction, IG::Num::Multiplication, IG::Num::Division, IG::Num::Composition, IG::Num::UnaryPlus, IG::Num::UnaryMinus }
## Functions
delegate RealFunction | IG::Num::DlgFunctionTransformation (RealFunction f)
| Operators on univariate real functions, transforms a function to obtain another one.
delegate double | IG::Num::DlgFunctionValue (double x)
| Represents real function of real variable.
delegate double | IG::Num::DlgFunctionHigherDerivative (double x, int order)
| Represents derivative of real function of real variable of arbitrary order.
delegate double | IG::Num::DlgFunctionParametric (double x, Vector p)
| Reprents parametric family of real functions of real variable.
delegate double | IG::Num::DlgFunctionParametricHigherDerivative (double x, Vector p, int order)
| Arbitrary order derivative of parametric family of real functions with respect to function argument.

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