[General Information]

Function Name=BoxLucas1		; name show up in the select function dialog
Brief Description=Box Lucas Model
Function Type=Built-in		; source type, built-in, user-defined, external dll
Function Form=Expression	; function form;
Function Source=fgroup.BoxLucas1
Number Of Parameters=2
Number Of Independent Variables=1
Number Of Dependent Variables=1


[Fitting Parameters]

Naming Method=user-defined
Names=a, b 
Lower bounds=--,--
Upper bounds=--,--
Meanings=coefficient, coefficient


[Independent Variables]

x =


[Dependent Variables]

y =


[Constants]


[Formula]

y = a*(1 - exp(-b*x))

[Constraints]


[Parameters Initialization]
sort( x_y_curve );
smooth( x_y_curve );
a = max( y_data ); 
x_y_curve = ln( a - x_y_curve );
double coeff[2];
fitpoly( x_y_curve, 1, coeff);  
b = -coeff[1];


[Initializations]


[After fitting]


[Controls]
General Linear Constraints=Off
Initialization scripts=Off
Scripts After fitting=Off

