Uses of Interface org.apache.commons.math3.Field (Apache Commons Math 3.3 API)

## Uses of Interface
org.apache.commons.math3.Field

- Packages that use Field
  Package | Description
  --- | ---
  org.apache.commons.math3 | Common classes used throughout the commons-math library.
  org.apache.commons.math3.analysis.differentiation | This package holds the main interfaces and basic building block classes dealing with differentiation.
  org.apache.commons.math3.complex | Complex number type and implementations of complex transcendental functions.
  org.apache.commons.math3.dfp | Decimal floating point library for Java
  org.apache.commons.math3.fraction | Fraction number type and fraction number formatting.
  org.apache.commons.math3.linear | Linear algebra support.
  org.apache.commons.math3.util | Convenience routines and common data structures used throughout the commons-math library.

- - ### Uses of Field in org.apache.commons.math3

    Methods in org.apache.commons.math3 that return Field
    Modifier and Type | Method and Description
    --- | ---
    `Field<T>` | FieldElement.`getField()` Get the `Field` to which the instance belongs.

  - ### Uses of Field in org.apache.commons.math3.analysis.differentiation

    Methods in org.apache.commons.math3.analysis.differentiation that return Field
    Modifier and Type | Method and Description
    --- | ---
    `Field<SparseGradient>` | SparseGradient.`getField()` Get the `Field` to which the instance belongs.
    `Field<DerivativeStructure>` | DerivativeStructure.`getField()` Get the `Field` to which the instance belongs.

  - ### Uses of Field in org.apache.commons.math3.complex

    Classes in org.apache.commons.math3.complex that implement Field
    Modifier and Type | Class and Description
    --- | ---
    `class` | `ComplexField` Representation of the complex numbers field.

  - ### Uses of Field in org.apache.commons.math3.dfp

    Classes in org.apache.commons.math3.dfp that implement Field
    Modifier and Type | Class and Description
    --- | ---
    `class` | `DfpField` Field for Decimal floating point instances.

  - ### Uses of Field in org.apache.commons.math3.fraction

    Classes in org.apache.commons.math3.fraction that implement Field
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BigFractionField` Representation of the fractional numbers without any overflow field.
    `class` | `FractionField` Representation of the fractional numbers field.

  - ### Uses of Field in org.apache.commons.math3.linear

    Methods in org.apache.commons.math3.linear that return Field
    Modifier and Type | Method and Description
    --- | ---
    `protected static <T extends FieldElement<T>> Field<T>` | AbstractFieldMatrix.`extractField(T[] d)` Get the elements type from an array.
    `protected static <T extends FieldElement<T>> Field<T>` | AbstractFieldMatrix.`extractField(T[][] d)` Get the elements type from an array.
    `Field<T>` | FieldMatrix.`getField()` Get the type of field elements of the matrix.
    `Field<T>` | AbstractFieldMatrix.`getField()` Get the type of field elements of the matrix.
    `Field<T>` | ArrayFieldVector.`getField()` Get the type of field elements of the vector.
    `Field<T>` | SparseFieldVector.`getField()` Get the type of field elements of the vector.
    `Field<T>` | FieldVector.`getField()` Get the type of field elements of the vector.

    Methods in org.apache.commons.math3.linear with parameters of type Field
    Modifier and Type | Method and Description
    --- | ---
    `protected static <T extends FieldElement<T>> T[]` | AbstractFieldMatrix.`buildArray(Field<T> field, int length)` Deprecated. as of 3.2, replaced by `MathArrays.buildArray(Field, int)`
    `protected static <T extends FieldElement<T>> T[][]` | AbstractFieldMatrix.`buildArray(Field<T> field, int rows, int columns)` Deprecated. as of 3.2, replaced by `MathArrays.buildArray(Field, int, int)`
    `static <T extends FieldElement<T>> T[][]` | BlockFieldMatrix.`createBlocksLayout(Field<T> field, int rows, int columns)` Create a data array in blocks layout.
    `static <T extends FieldElement<T>> FieldMatrix<T>` | MatrixUtils.`createFieldIdentityMatrix(Field<T> field, int dimension)` Returns `dimension x dimension` identity matrix.
    `static <T extends FieldElement<T>> FieldMatrix<T>` | MatrixUtils.`createFieldMatrix(Field<T> field, int rows, int columns)` Returns a `FieldMatrix` with specified dimensions.

    Constructors in org.apache.commons.math3.linear with parameters of type Field
    Constructor and Description
    `AbstractFieldMatrix(Field<T> field)` Creates a matrix with no data
    `AbstractFieldMatrix(Field<T> field, int rowDimension, int columnDimension)` Create a new FieldMatrix with the supplied row and column dimensions.
    `Array2DRowFieldMatrix(Field<T> field)` Creates a matrix with no data
    `Array2DRowFieldMatrix(Field<T> field, int rowDimension, int columnDimension)` Create a new `FieldMatrix<T>` with the supplied row and column dimensions.
    `Array2DRowFieldMatrix(Field<T> field, T[] v)` Create a new (column) `FieldMatrix<T>` using `v` as the data for the unique column of the created matrix.
    `Array2DRowFieldMatrix(Field<T> field, T[][] d)` Create a new `FieldMatrix<T>` using the input array as the underlying data array.
    `Array2DRowFieldMatrix(Field<T> field, T[][] d, boolean copyArray)` Create a new `FieldMatrix<T>` using the input array as the underlying data array.
    `ArrayFieldVector(Field<T> field)` Build a 0-length vector.
    `ArrayFieldVector(Field<T> field, int size)` Construct a vector of zeroes.
    `ArrayFieldVector(Field<T> field, T[] d)` Construct a vector from an array, copying the input array.
    `ArrayFieldVector(Field<T> field, T[] d, boolean copyArray)` Create a new ArrayFieldVector using the input array as the underlying data array.
    `ArrayFieldVector(Field<T> field, T[] d, int pos, int size)` Construct a vector from part of a array.
    `ArrayFieldVector(Field<T> field, T[] v1, T[] v2)` Construct a vector by appending one vector to another vector.
    `BlockFieldMatrix(Field<T> field, int rows, int columns)` Create a new matrix with the supplied row and column dimensions.
    `SparseFieldMatrix(Field<T> field)` Create a matrix with no data.
    `SparseFieldMatrix(Field<T> field, int rowDimension, int columnDimension)` Create a new SparseFieldMatrix with the supplied row and column dimensions.
    `SparseFieldVector(Field<T> field)` Build a 0-length vector.
    `SparseFieldVector(Field<T> field, int dimension)` Construct a vector of zeroes.
    `SparseFieldVector(Field<T> field, int dimension, int expectedSize)` Build a vector with known the sparseness (for advanced use only).
    `SparseFieldVector(Field<T> field, T[] values)` Create from a Field array.

  - ### Uses of Field in org.apache.commons.math3.util

    Classes in org.apache.commons.math3.util that implement Field
    Modifier and Type | Class and Description
    --- | ---
    `class` | `BigRealField` Representation of real numbers with arbitrary precision field.
    `class` | `Decimal64Field` The field of double precision floating-point numbers.

    Methods in org.apache.commons.math3.util that return Field
    Modifier and Type | Method and Description
    --- | ---
    `Field<Decimal64>` | Decimal64.`getField()` Get the `Field` to which the instance belongs.
    `Field<BigReal>` | BigReal.`getField()` Get the `Field` to which the instance belongs.

    Methods in org.apache.commons.math3.util with parameters of type Field
    Modifier and Type | Method and Description
    --- | ---
    `static <T> T[]` | MathArrays.`buildArray(Field<T> field, int length)` Build an array of elements.
    `static <T> T[][]` | MathArrays.`buildArray(Field<T> field, int rows, int columns)` Build a double dimension array of elements.

    Constructors in org.apache.commons.math3.util with parameters of type Field
    Constructor and Description
    `OpenIntToFieldHashMap(Field<T> field)` Build an empty map with default size and using zero for missing entries.
    `OpenIntToFieldHashMap(Field<T> field, int expectedSize)` Build an empty map with specified size and using zero for missing entries.
    `OpenIntToFieldHashMap(Field<T> field, int expectedSize, T missingEntries)` Build an empty map with specified size.
    `OpenIntToFieldHashMap(Field<T> field, T missingEntries)` Build an empty map with default size

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