Index

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L

L - Variable in class org.flag4j.linalg.decompositions.chol.Cholesky

The lower triangular matrix resulting from the Cholesky decomposition A=LL<sup>*</sup>.

leftMult(CMatrix) - Method in class org.flag4j.arrays.sparse.PermutationMatrix

Left multiplies this permutation matrix to the specified matrix.

leftMult(CVector) - Method in class org.flag4j.arrays.sparse.PermutationMatrix

Left multiplies this permutation matrix to the specified vector.

leftMult(Matrix) - Method in class org.flag4j.arrays.sparse.PermutationMatrix

Left multiplies this permutation matrix to the specified matrix.

leftMult(Vector) - Method in class org.flag4j.arrays.sparse.PermutationMatrix

Left multiplies this permutation matrix to the specified vector.

leftMult2x2Rotator(CMatrix, CMatrix, int, CNumber[]) - Static method in class org.flag4j.linalg.transformations.Givens

Left multiplies a 2x2 Givens rotator to a matrix at the specified row.

leftMult2x2Rotator(Matrix, Matrix, int, double[]) - Static method in class org.flag4j.linalg.transformations.Givens

Left multiplies a 2x2 Givens rotator to a matrix at the specified row.

leftMultReflector(CMatrix, CVector, CNumber, int, int, int) - Static method in class org.flag4j.linalg.transformations.Householder

Left multiplies a Householder matrix H=I-invalid input: '&alpha'vv^H, represented by the vector v, to another matrix A.

leftMultReflector(CMatrix, CNumber[], CNumber, int, int, int, CNumber[]) - Static method in class org.flag4j.linalg.transformations.Householder

Left multiplies a Householder matrix H=I-invalid input: '&alpha'vv^H, represented by the vector v, to another matrix A.

leftMultReflector(Matrix, double[], double, int, int, int, double[]) - Static method in class org.flag4j.linalg.transformations.Householder

Left multiplies a Householder matrix H=I-invalid input: '&alpha'vv^T, represented by the vector v, to another matrix A.

leftMultReflector(Matrix, Vector, double, int, int, int) - Static method in class org.flag4j.linalg.transformations.Householder

Left multiplies a Householder matrix H=I-invalid input: '&alpha'vv^T, represented by the vector v, to another matrix A.

length() - Method in class org.flag4j.arrays.dense.CVector

Gets the length of a vector.

length() - Method in class org.flag4j.arrays.dense.Vector

Gets the length of a vector.

length() - Method in class org.flag4j.arrays.sparse.CooCVector

Gets the length of a vector.

length() - Method in class org.flag4j.arrays.sparse.CooVector

Gets the length of a vector.

length() - Method in interface org.flag4j.core.VectorPropertiesMixin

Gets the length of a vector.

length(CNumber) - Static method in class org.flag4j.complex_numbers.CNumber

Gets the length of the string representation of this complex number.

LESS_EQ_ERR - Static variable in class org.flag4j.util.ErrorMessages

Error message for parameters which are expected to be less than or equal to some threshold.

LinearAlgebraException - Exception Class in org.flag4j.util.exceptions

An exception which is thrown when a linear algebra related error occurs at runtime.

LinearAlgebraException(String) - Constructor for exception class org.flag4j.util.exceptions.LinearAlgebraException

Creates a LinearAlgebraException to be thrown for a linear algebra related error.

LinearSolver<T,U> - Interface in org.flag4j.linalg.solvers

This interface specifies methods which all linear system solvers should implement.

LinearTensorSolver<T> - Interface in org.flag4j.linalg.solvers

This interface specifies methods which all linear tensor system solvers should implement.

ln(double) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the natural logarithm of a double.

ln(CNumber) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex natural logarithm of a complex number.

log(double) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex logarithm base 10 of a complex number.

log(double, double) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex logarithm, with specified base, of a complex number.

log(double, CNumber) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex logarithm, with specified base, of a complex number.

log(CNumber) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex logarithm base 10 of a complex number.

log(CNumber, CNumber) - Static method in class org.flag4j.complex_numbers.CNumber

Computes the complex logarithm, with specified base, of a complex number.

longImaginaryValue() - Method in class org.flag4j.complex_numbers.CNumber

Note: This method may result in loss of accuracy

longValue() - Method in class org.flag4j.complex_numbers.CNumber

Gets the value of the specified number as a long.

lookAt(Vector, Vector, Vector) - Static method in class org.flag4j.linalg.transformations.View

Constructs a view matrix for a camera at world position cameraPos, looking at the point center where up is the direction of the upwards vector in world coordinates.

LstsqSolver<T,U> - Class in org.flag4j.linalg.solvers.lstsq

This class solves a linear system of equations Ax=b in a least-squares sense.

LstsqSolver(UnitaryDecomposition<T, ?>, LinearSolver<T, U>) - Constructor for class org.flag4j.linalg.solvers.lstsq.LstsqSolver

Constructs a least-squares solver with a specified decomposer to use in the QR decomposition.

lu - Variable in class org.flag4j.linalg.solvers.exact.ExactSolver

Decomposer to compute LU decomposition.

LU<T> - Class in org.flag4j.linalg.decompositions.lu

This abstract class specifies methods for computing the LU decomposition of a matrix.

LU - Variable in class org.flag4j.linalg.decompositions.lu.LU

Storage for L and U matrices.

LU - Variable in class org.flag4j.linalg.solvers.exact.ExactSolver

The unit-lower and upper triangular matrices from the LU decomposition stored in a single matrix.

LU(int) - Constructor for class org.flag4j.linalg.decompositions.lu.LU

Constructs a LU decomposer to decompose the specified matrix.

LU(int, double) - Constructor for class org.flag4j.linalg.decompositions.lu.LU

Constructs a LU decomposer to decompose the specified matrix.

LU.Pivoting - Enum Class in org.flag4j.linalg.decompositions.lu

Simple enum containing pivoting options for pivoting in LU decomposition.

A B C D E F G H I J K L M N O P Q R S T U V W X Z
All Classes and Interfaces|All Packages|Constant Field Values|Serialized Form