## Uses of Interface
org.apache.commons.math3.analysis.MultivariateFunction

- Packages that use MultivariateFunction
  Package | Description
  --- | ---
  org.apache.commons.math3.analysis | Parent package for common numerical analysis procedures, including root finding, function interpolation and integration.
  org.apache.commons.math3.analysis.differentiation | This package holds the main interfaces and basic building block classes dealing with differentiation.
  org.apache.commons.math3.analysis.interpolation | Univariate real functions interpolation algorithms.
  org.apache.commons.math3.optim.linear | Optimization algorithms for linear constrained problems.
  org.apache.commons.math3.optim.nonlinear.scalar | Algorithms for optimizing a scalar function.
  org.apache.commons.math3.optim.nonlinear.scalar.noderiv | This package provides optimization algorithms that do not require derivatives.
  org.apache.commons.math3.optimization | All classes and sub-packages of this package are deprecated.
  org.apache.commons.math3.optimization.direct | This package provides optimization algorithms that don't require derivatives.

- - ### Uses of MultivariateFunction in org.apache.commons.math3.analysis

    Subinterfaces of MultivariateFunction in org.apache.commons.math3.analysis
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `DifferentiableMultivariateFunction` Deprecated. as of 3.1 replaced by `MultivariateDifferentiableFunction`

    Methods in org.apache.commons.math3.analysis that return MultivariateFunction
    Modifier and Type | Method and Description
    --- | ---
    `static MultivariateFunction` | FunctionUtils.`collector(BivariateFunction combiner, double initialValue)` Returns a MultivariateFunction h(x[]) defined by
    `static MultivariateFunction` | FunctionUtils.`collector(BivariateFunction combiner, UnivariateFunction f, double initialValue)` Returns a MultivariateFunction h(x[]) defined by
    `MultivariateFunction` | DifferentiableMultivariateFunction.`partialDerivative(int k)` Deprecated. Returns the partial derivative of the function with respect to a point coordinate.

  - ### Uses of MultivariateFunction in org.apache.commons.math3.analysis.differentiation

    Subinterfaces of MultivariateFunction in org.apache.commons.math3.analysis.differentiation
    Modifier and Type | Interface and Description
    --- | ---
    `interface` | `MultivariateDifferentiableFunction` Extension of `MultivariateFunction` representing a multivariate differentiable real function.

  - ### Uses of MultivariateFunction in org.apache.commons.math3.analysis.interpolation

    Classes in org.apache.commons.math3.analysis.interpolation that implement MultivariateFunction
    Modifier and Type | Class and Description
    --- | ---
    `class` | `MicrosphereInterpolatingFunction` Deprecated. Code will be removed in 4.0. Use `InterpolatingMicrosphere` and `MicrosphereProjectionInterpolator` instead.

    Methods in org.apache.commons.math3.analysis.interpolation that return MultivariateFunction
    Modifier and Type | Method and Description
    --- | ---
    `MultivariateFunction` | MultivariateInterpolator.`interpolate(double[][] xval, double[] yval)` Computes an interpolating function for the data set.
    `MultivariateFunction` | MicrosphereInterpolator.`interpolate(double[][] xval, double[] yval)` Deprecated. Computes an interpolating function for the data set.
    `MultivariateFunction` | MicrosphereProjectionInterpolator.`interpolate(double[][] xval, double[] yval)` Computes an interpolating function for the data set.

  - ### Uses of MultivariateFunction in org.apache.commons.math3.optim.linear

    Classes in org.apache.commons.math3.optim.linear that implement MultivariateFunction
    Modifier and Type | Class and Description
    --- | ---
    `class` | `LinearObjectiveFunction` An objective function for a linear optimization problem.

  - ### Uses of MultivariateFunction in org.apache.commons.math3.optim.nonlinear.scalar

    Classes in org.apache.commons.math3.optim.nonlinear.scalar that implement MultivariateFunction
    Modifier and Type | Class and Description
    --- | ---
    `class` | `LeastSquaresConverter` This class converts `vectorial objective functions` to `scalar objective functions` when the goal is to minimize them.
    `class` | `MultivariateFunctionMappingAdapter` Adapter for mapping bounded `MultivariateFunction` to unbounded ones.
    `class` | `MultivariateFunctionPenaltyAdapter` Adapter extending bounded `MultivariateFunction` to an unbouded domain using a penalty function.

    Methods in org.apache.commons.math3.optim.nonlinear.scalar that return MultivariateFunction
    Modifier and Type | Method and Description
    --- | ---
    `MultivariateFunction` | ObjectiveFunction.`getObjectiveFunction()` Gets the function to be optimized.

    Constructors in org.apache.commons.math3.optim.nonlinear.scalar with parameters of type MultivariateFunction
    Constructor and Description
    `MultivariateFunctionMappingAdapter(MultivariateFunction bounded, double[] lower, double[] upper)` Simple constructor.
    `MultivariateFunctionPenaltyAdapter(MultivariateFunction bounded, double[] lower, double[] upper, double offset, double[] scale)` Simple constructor.
    `ObjectiveFunction(MultivariateFunction f)`

  - ### Uses of MultivariateFunction in org.apache.commons.math3.optim.nonlinear.scalar.noderiv

    Methods in org.apache.commons.math3.optim.nonlinear.scalar.noderiv with parameters of type MultivariateFunction
    Modifier and Type | Method and Description
    --- | ---
    `void` | AbstractSimplex.`evaluate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Evaluate all the non-evaluated points of the simplex.
    `void` | MultiDirectionalSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Compute the next simplex of the algorithm.
    `void` | NelderMeadSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Compute the next simplex of the algorithm.
    `abstract void` | AbstractSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Compute the next simplex of the algorithm.

  - ### Uses of MultivariateFunction in org.apache.commons.math3.optimization

    Classes in org.apache.commons.math3.optimization with type parameters of type MultivariateFunction
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BaseMultivariateMultiStartOptimizer<FUNC extends MultivariateFunction>` Deprecated. As of 3.1 (to be removed in 4.0).
    `interface` | `BaseMultivariateOptimizer<FUNC extends MultivariateFunction>` Deprecated. As of 3.1 (to be removed in 4.0).
    `interface` | `BaseMultivariateSimpleBoundsOptimizer<FUNC extends MultivariateFunction>` Deprecated. As of 3.1 (to be removed in 4.0).

  - ### Uses of MultivariateFunction in org.apache.commons.math3.optimization.direct

    Classes in org.apache.commons.math3.optimization.direct with type parameters of type MultivariateFunction
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BaseAbstractMultivariateOptimizer<FUNC extends MultivariateFunction>` Deprecated. As of 3.1 (to be removed in 4.0).
    `class` | `BaseAbstractMultivariateSimpleBoundsOptimizer<FUNC extends MultivariateFunction>` Deprecated. As of 3.1 (to be removed in 4.0).

    Methods in org.apache.commons.math3.optimization.direct with parameters of type MultivariateFunction
    Modifier and Type | Method and Description
    --- | ---
    `void` | AbstractSimplex.`evaluate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Deprecated. Evaluate all the non-evaluated points of the simplex.
    `void` | MultiDirectionalSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Deprecated. Compute the next simplex of the algorithm.
    `void` | NelderMeadSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Deprecated. Compute the next simplex of the algorithm.
    `abstract void` | AbstractSimplex.`iterate(MultivariateFunction evaluationFunction, Comparator<PointValuePair> comparator)` Deprecated. Compute the next simplex of the algorithm.
    `protected PointValuePair` | SimplexOptimizer.`optimizeInternal(int maxEval, MultivariateFunction f, GoalType goalType, OptimizationData... optData)` Deprecated. Optimize an objective function.
    `protected PointValuePair` | CMAESOptimizer.`optimizeInternal(int maxEval, MultivariateFunction f, GoalType goalType, OptimizationData... optData)` Deprecated. Optimize an objective function.

    Constructors in org.apache.commons.math3.optimization.direct with parameters of type MultivariateFunction
    Constructor and Description
    `MultivariateFunctionMappingAdapter(MultivariateFunction bounded, double[] lower, double[] upper)` Deprecated. Simple constructor.
    `MultivariateFunctionPenaltyAdapter(MultivariateFunction bounded, double[] lower, double[] upper, double offset, double[] scale)` Deprecated. Simple constructor.

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