| Package | Description | 
|---|---|
| org.apache.commons.math3.optim.nonlinear.scalar.gradient | This package provides optimization algorithms that require derivatives. | 
| Modifier and Type | Class and Description | 
|---|---|
| static class  | NonLinearConjugateGradientOptimizer.IdentityPreconditionerDefault identity preconditioner. | 
| Constructor and Description | 
|---|
| NonLinearConjugateGradientOptimizer(NonLinearConjugateGradientOptimizer.Formula updateFormula,
                                   ConvergenceChecker<PointValuePair> checker,
                                   double relativeTolerance,
                                   double absoluteTolerance,
                                   double initialBracketingRange,
                                   Preconditioner preconditioner) | 
| NonLinearConjugateGradientOptimizer(NonLinearConjugateGradientOptimizer.Formula updateFormula,
                                   ConvergenceChecker<PointValuePair> checker,
                                   UnivariateSolver lineSearchSolver,
                                   Preconditioner preconditioner)Deprecated. 
 | 
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