Package  Description 

org.apache.commons.math3.distribution 
Implementations of common discrete and continuous distributions.

org.apache.commons.math3.distribution.fitting 
Fitting of parameters against distributions.

org.apache.commons.math3.filter 
Implementations of common discretetime linear filters.

org.apache.commons.math3.fitting.leastsquares 
This package provides algorithms that minimize the residuals
between observations and model values.

org.apache.commons.math3.linear 
Linear algebra support.

org.apache.commons.math3.ml.clustering 
Clustering algorithms.

org.apache.commons.math3.ode 
This package provides classes to solve Ordinary Differential Equations problems.

org.apache.commons.math3.ode.nonstiff 
This package provides classes to solve nonstiff Ordinary Differential Equations problems.

org.apache.commons.math3.ode.sampling 
This package provides classes to handle sampling steps during
Ordinary Differential Equations integration.

org.apache.commons.math3.optim.nonlinear.vector 
Algorithms for optimizing a vector function.

org.apache.commons.math3.optimization 
All classes and subpackages of this package are deprecated.

org.apache.commons.math3.optimization.direct 
This package provides optimization algorithms that don't require derivatives.

org.apache.commons.math3.optimization.general 
This package provides optimization algorithms that require derivatives.

org.apache.commons.math3.optimization.linear 
This package provides optimization algorithms for linear constrained problems.

org.apache.commons.math3.random 
Random number and random data generators.

org.apache.commons.math3.stat.correlation 
Correlations/Covariance computations.

org.apache.commons.math3.stat.descriptive 
Generic univariate summary statistic objects.

org.apache.commons.math3.stat.descriptive.moment 
Summary statistics based on moments.

org.apache.commons.math3.stat.regression 
Statistical routines involving multivariate data.

Class and Description 

NonPositiveDefiniteMatrixException
Exception to be thrown when a positive definite matrix is expected.

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

SingularMatrixException
Exception to be thrown when a nonsingular matrix is expected.

Class and Description 

SingularMatrixException
Exception to be thrown when a nonsingular matrix is expected.

Class and Description 

MatrixDimensionMismatchException
Exception to be thrown when either the number of rows or the number of
columns of a matrix do not match the expected values.

NonSquareMatrixException
Exception to be thrown when a square matrix is expected.

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

RealVector
Class defining a realvalued vector with basic algebraic operations.

SingularMatrixException
Exception to be thrown when a nonsingular matrix is expected.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

RealVector
Class defining a realvalued vector with basic algebraic operations.

Class and Description 

AbstractFieldMatrix
Basic implementation of
FieldMatrix methods regardless of the underlying storage. 
AbstractRealMatrix
Basic implementation of RealMatrix methods regardless of the underlying storage.

AnyMatrix
Interface defining very basic matrix operations.

Array2DRowFieldMatrix
Implementation of FieldMatrix
FieldElement [][] array to store entries. 
Array2DRowRealMatrix
Implementation of
RealMatrix using a double[][] array to
store entries. 
ArrayFieldVector
This class implements the
FieldVector interface with a FieldElement array. 
ArrayRealVector
This class implements the
RealVector interface with a double array. 
BlockFieldMatrix
Cachefriendly implementation of FieldMatrix using a flat arrays to store
square blocks of the matrix.

BlockRealMatrix
Cachefriendly implementation of RealMatrix using a flat arrays to store
square blocks of the matrix.

DecompositionSolver
Interface handling decomposition algorithms that can solve A × X = B.

DiagonalMatrix
Implementation of a diagonal matrix.

FieldDecompositionSolver
Interface handling decomposition algorithms that can solve A × X = B.

FieldMatrix
Interface defining fieldvalued matrix with basic algebraic operations.

FieldMatrixChangingVisitor
Interface defining a visitor for matrix entries.

FieldMatrixPreservingVisitor
Interface defining a visitor for matrix entries.

FieldVector
Interface defining a fieldvalued vector with basic algebraic operations.

FieldVectorChangingVisitor
This interface defines a visitor for the entries of a vector.

FieldVectorPreservingVisitor
This interface defines a visitor for the entries of a vector.

IllConditionedOperatorException
An exception to be thrown when the condition number of a
RealLinearOperator is too high. 
IterativeLinearSolver
This abstract class defines an iterative solver for the linear system A
· x = b.

IterativeLinearSolverEvent
This is the base class for all events occurring during the iterations of a
IterativeLinearSolver . 
JacobiPreconditioner
This class implements the standard Jacobi (diagonal) preconditioner.

MatrixDimensionMismatchException
Exception to be thrown when either the number of rows or the number of
columns of a matrix do not match the expected values.

NonPositiveDefiniteMatrixException
Exception to be thrown when a positive definite matrix is expected.

NonPositiveDefiniteOperatorException
Exception to be thrown when a symmetric, definite positive
RealLinearOperator is expected. 
NonSelfAdjointOperatorException
Exception to be thrown when a selfadjoint
RealLinearOperator
is expected. 
NonSquareMatrixException
Exception to be thrown when a square matrix is expected.

NonSquareOperatorException
Exception to be thrown when a square linear operator is expected.

OpenMapRealMatrix
Sparse matrix implementation based on an open addressed map.

OpenMapRealVector
This class implements the
RealVector interface with a
OpenIntToDoubleHashMap backing store. 
PreconditionedIterativeLinearSolver
This abstract class defines preconditioned iterative solvers.

QRDecomposition
Calculates the QRdecomposition of a matrix.

RealLinearOperator
This class defines a linear operator operating on real (
double )
vector spaces. 
RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

RealMatrixChangingVisitor
Interface defining a visitor for matrix entries.

RealMatrixFormat
Formats a
nxm matrix in components list format
"{{a_{0}_{0},a_{0}_{1}, ...,
a_{0}_{m1}},{a_{1}_{0},
a_{1}_{1}, ..., a_{1}_{m1}},{...},{
a_{n1}_{0}, a_{n1}_{1}, ...,
a_{n1}_{m1}}}". 
RealMatrixPreservingVisitor
Interface defining a visitor for matrix entries.

RealVector
Class defining a realvalued vector with basic algebraic operations.

RealVector.Entry
An entry in the vector.

RealVectorChangingVisitor
This interface defines a visitor for the entries of a vector.

RealVectorFormat
Formats a vector in components list format "{v0; v1; ...; vk1}".

RealVectorPreservingVisitor
This interface defines a visitor for the entries of a vector.

SingularMatrixException
Exception to be thrown when a nonsingular matrix is expected.

SparseFieldMatrix
Sparse matrix implementation based on an open addressed map.

SparseFieldVector
This class implements the
FieldVector interface with a OpenIntToFieldHashMap backing store. 
SparseRealMatrix
Marker interface for
RealMatrix implementations that require sparse backing storage 
SparseRealVector
Marker class for RealVectors that require sparse backing storage

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

Array2DRowRealMatrix
Implementation of
RealMatrix using a double[][] array to
store entries. 
Class and Description 

Array2DRowRealMatrix
Implementation of
RealMatrix using a double[][] array to
store entries. 
Class and Description 

Array2DRowRealMatrix
Implementation of
RealMatrix using a double[][] array to
store entries. 
Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealVector
Class defining a realvalued vector with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

Class and Description 

RealMatrix
Interface defining a realvalued matrix with basic algebraic operations.

RealVector
Class defining a realvalued vector with basic algebraic operations.

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