public class LinearSolverChol_DDRM extends LinearSolverAbstract_DDRM
A, numCols, numRows
Constructor and Description |
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LinearSolverChol_DDRM(CholeskyDecompositionCommon_DDRM decomposer) |
Modifier and Type | Method and Description |
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org.ejml.interfaces.decomposition.CholeskyDecomposition_F64<org.ejml.data.DMatrixRMaj> |
getDecomposition() |
void |
invert(org.ejml.data.DMatrixRMaj inv)
Sets the matrix 'inv' equal to the inverse of the matrix that was decomposed.
|
boolean |
modifiesA() |
boolean |
modifiesB() |
double |
quality() |
boolean |
setA(org.ejml.data.DMatrixRMaj A) |
void |
setToInverseL(double[] a)
Sets the matrix to the inverse using a lower triangular matrix.
|
void |
solve(org.ejml.data.DMatrixRMaj B,
org.ejml.data.DMatrixRMaj X)
Using the decomposition, finds the value of 'X' in the linear equation below:
A*x = b where A has dimension of n by n, x and b are n by m dimension. |
_setA, getA
public LinearSolverChol_DDRM(CholeskyDecompositionCommon_DDRM decomposer)
public boolean setA(org.ejml.data.DMatrixRMaj A)
public double quality()
public void solve(org.ejml.data.DMatrixRMaj B, org.ejml.data.DMatrixRMaj X)
Using the decomposition, finds the value of 'X' in the linear equation below:
A*x = b
where A has dimension of n by n, x and b are n by m dimension.
*Note* that 'b' and 'x' can be the same matrix instance.
B
- A matrix that is n by m. Not modified.X
- An n by m matrix where the solution is writen to. Modified.public void invert(org.ejml.data.DMatrixRMaj inv)
invert
in interface org.ejml.interfaces.linsol.LinearSolverDense<org.ejml.data.DMatrixRMaj>
invert
in class LinearSolverAbstract_DDRM
inv
- Where the value of the inverse will be stored. Modified.public void setToInverseL(double[] a)
public boolean modifiesA()
public boolean modifiesB()
public org.ejml.interfaces.decomposition.CholeskyDecomposition_F64<org.ejml.data.DMatrixRMaj> getDecomposition()