public interface ParametricRealFunction
double value(double x, double[] parameters) throws FunctionEvaluationException
x
- the point for which the function value should be computedparameters
- function parametersFunctionEvaluationException
- if the function evaluation failsdouble[] gradient(double x, double[] parameters) throws FunctionEvaluationException
x
- the point for which the function value should be computedparameters
- function parametersFunctionEvaluationException
- if the function evaluation failsCopyright (c) 2003-2014 Apache Software Foundation