| Package | Description | 
|---|---|
| org.hipparchus.analysis | 
      Parent package for common numerical analysis procedures, including root finding,
      function interpolation and integration. | 
| org.hipparchus.analysis.differentiation | 
   This package holds the main interfaces and basic building block classes
   dealing with differentiation. | 
| org.hipparchus.analysis.function | 
      The  functionpackage contains function objects that wrap the
      methods contained inMath, as well as common
      mathematical functions such as the gaussian and sinc functions. | 
| org.hipparchus.analysis.integration | Numerical integration (quadrature) algorithms for univariate real functions. | 
| org.hipparchus.analysis.integration.gauss | Gauss family of quadrature schemes. | 
| org.hipparchus.analysis.interpolation | Univariate real functions interpolation algorithms. | 
| org.hipparchus.analysis.polynomials | Univariate real polynomials implementations, seen as differentiable
     univariate real functions. | 
| org.hipparchus.analysis.solvers | Root finding algorithms, for univariate real functions. | 
| org.hipparchus.fitting | Classes to perform curve fitting. | 
| org.hipparchus.linear | Linear algebra support. | 
| org.hipparchus.ode | 
 This package provides classes to solve Ordinary Differential Equations problems. | 
| org.hipparchus.ode.events | Events | 
| org.hipparchus.optim.linear | Optimization algorithms for linear constrained problems. | 
| org.hipparchus.optim.nonlinear.scalar | Algorithms for optimizing a scalar function. | 
| org.hipparchus.optim.nonlinear.scalar.noderiv | This package provides optimization algorithms that do not require derivatives. | 
| org.hipparchus.optim.nonlinear.vector.leastsquares | This package provides algorithms that minimize the residuals
 between observations and model values. | 
| org.hipparchus.optim.univariate | One-dimensional optimization algorithms. | 
| org.hipparchus.special | Implementations of special functions such as Beta and Gamma. | 
| org.hipparchus.transform | Implementations of transform methods, including Fast Fourier transforms. | 
| Class and Description | 
|---|
| BivariateFunction An interface representing a bivariate real function. | 
| MultivariateFunction An interface representing a multivariate real function. | 
| MultivariateVectorFunction An interface representing a multivariate vectorial function. | 
| RealFieldBivariateFunction An interface representing a bivariate field function. | 
| RealFieldUnivariateFunction An interface representing a univariate real function. | 
| RealFieldUnivariateMatrixFunction An interface representing a univariate matrix function. | 
| RealFieldUnivariateVectorFunction An interface representing a univariate vectorial function for any field type. | 
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| MultivariateFunction An interface representing a multivariate real function. | 
| MultivariateMatrixFunction An interface representing a multivariate matrix function. | 
| MultivariateVectorFunction An interface representing a multivariate vectorial function. | 
| UnivariateFunction An interface representing a univariate real function. | 
| UnivariateMatrixFunction An interface representing a univariate matrix function. | 
| UnivariateVectorFunction An interface representing a univariate vectorial function. | 
| Class and Description | 
|---|
| BivariateFunction An interface representing a bivariate real function. | 
| ParametricUnivariateFunction An interface representing a real function that depends on one independent
 variable plus some extra parameters. | 
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| BivariateFunction An interface representing a bivariate real function. | 
| FieldBivariateFunction An interface representing a bivariate field function. | 
| MultivariateFunction An interface representing a multivariate real function. | 
| RealFieldUnivariateFunction An interface representing a univariate real function. | 
| TrivariateFunction An interface representing a trivariate real function. | 
| UnivariateFunction An interface representing a univariate real function. | 
| UnivariateVectorFunction An interface representing a univariate vectorial function. | 
| Class and Description | 
|---|
| FieldUnivariateFunction An interface representing a univariate real function for any field type. | 
| ParametricUnivariateFunction An interface representing a real function that depends on one independent
 variable plus some extra parameters. | 
| RealFieldUnivariateFunction An interface representing a univariate real function. | 
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| RealFieldUnivariateFunction An interface representing a univariate real function. | 
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| MultivariateMatrixFunction An interface representing a multivariate matrix function. | 
| MultivariateVectorFunction An interface representing a multivariate vectorial function. | 
| ParametricUnivariateFunction An interface representing a real function that depends on one independent
 variable plus some extra parameters. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| MultivariateFunction An interface representing a multivariate real function. | 
| Class and Description | 
|---|
| MultivariateFunction An interface representing a multivariate real function. | 
| MultivariateVectorFunction An interface representing a multivariate vectorial function. | 
| Class and Description | 
|---|
| MultivariateFunction An interface representing a multivariate real function. | 
| Class and Description | 
|---|
| MultivariateMatrixFunction An interface representing a multivariate matrix function. | 
| MultivariateVectorFunction An interface representing a multivariate vectorial function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
| Class and Description | 
|---|
| UnivariateFunction An interface representing a univariate real function. | 
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