Funct Class Reference

A simple class to parse real valued functions. More...

#include <Funct.h>

Public Member Functions
	Funct ()
	Default constructor.
	Funct (string v)
	Constructor for a function of one variable. More...
	Funct (string v1, string v2)
	Constructor for a function of two variables. More...
	Funct (string v1, string v2, string v3)
	Constructor for a function of three variables. More...
	Funct (string v1, string v2, string v3, string v4)
	Constructor for a function of four variables. More...
	~Funct ()
	Destructor.
real_t	operator() (real_t x) const
	Operator () to evaluate the function with one variable x
real_t	operator() (real_t x, real_t y) const
	Operator () to evaluate the function with two variables x, y
real_t	operator() (real_t x, real_t y, real_t z) const
	Operator () to evaluate the function with three variables x, y, z
real_t	operator() (real_t x, real_t y, real_t z, real_t t) const
	Operator () to evaluate the function with four variables x, y, z
void	operator= (string e)
	Operator =. More...

Detailed Description

A simple class to parse real valued functions.

Functions must have 1, 2, 3 or at most 4 variables.

Warning

Data in the file must be listed in the following order:

   for x=x_0,...,x_I
       for y=y_0,...,y_J
           for z=z_0,...,z_K
               read v(x,y,z)

Author

Rachid Touzani

Copyright

GNU Lesser Public License

Constructor & Destructor Documentation

Funct() [1/4]

Funct

(

string

v

)

Constructor for a function of one variable.

Parameters

[in]

v

Name of the variable

Funct() [2/4]

Funct	(	string	v1,
		string	v2
	)

Constructor for a function of two variables.

Parameters

[in]	v1	Name of the first variable
[in]	v2	Name of the second variable

Funct() [3/4]

Funct	(	string	v1,
		string	v2,
		string	v3
	)

Constructor for a function of three variables.

Parameters

[in]	v1	Name of the first variable
[in]	v2	Name of the second variable
[in]	v3	Name of the third variable

Funct() [4/4]

Funct	(	string	v1,
		string	v2,
		string	v3,
		string	v4
	)

Constructor for a function of four variables.

Parameters

[in]	v1	Name of the first variable
[in]	v2	Name of the second variable
[in]	v3	Name of the third variable
[in]	v4	Name of the fourth variable

Member Function Documentation

operator=()

void operator=

(

string

e

)

Operator =.

Define the function by an algebraic expression

Parameters

[in]

e

Algebraic expression defining the function.