# Uses of Interface
org.apache.commons.math3.linear.DecompositionSolver

Packages that use DecompositionSolver
Package
Description
org.apache.commons.math3.linear
Linear algebra support.

## Uses of DecompositionSolver in org.apache.commons.math3.linear

Methods in org.apache.commons.math3.linear that return DecompositionSolver
Modifier and Type
Method
Description
`DecompositionSolver`
CholeskyDecomposition.`getSolver()`
Get a solver for finding the A × X = B solution in least square sense.
`DecompositionSolver`
EigenDecomposition.`getSolver()`
Gets a solver for finding the A × X = B solution in exact linear sense.
`DecompositionSolver`
LUDecomposition.`getSolver()`
Get a solver for finding the A × X = B solution in exact linear sense.
`DecompositionSolver`
QRDecomposition.`getSolver()`
Get a solver for finding the A × X = B solution in least square sense.
`DecompositionSolver`
RRQRDecomposition.`getSolver()`
Get a solver for finding the A × X = B solution in least square sense.
`DecompositionSolver`
SingularValueDecomposition.`getSolver()`
Get a solver for finding the A × X = B solution in least square sense.