Package com.singularsys.extensions.matrix.doublemat

Class DoubleMatrixField

java.lang.Object

com.singularsys.extensions.matrix.AbstractMatrixField

com.singularsys.extensions.matrix.doublemat.DoubleMatrixField

All Implemented Interfaces:

FieldI, IntegerConvertor, MatrixFieldI, JepComponent, Serializable

public class DoubleMatrixField
extends AbstractMatrixField

A field operating on DoubleMatrix and DoubleVector. The field can be set to treat double values as boolean values in logical operations, where 0.0 is false and all other values are true.

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.singularsys.extensions.matrix.AbstractMatrixField

mf

Constructor Summary

Constructors

Constructor	Description
DoubleMatrixField(MatrixFactoryI mf)
DoubleMatrixField(MatrixFactoryI mf, boolean treat_doubles_as_booleans)	Constructor that allows the field to treat double values as boolean values.

Method Summary

Modifier and Type	Method	Description
protected Object	addEle(Object l, Object r)
protected MatrixI	addMM(MatrixI l, MatrixI r)
protected VectorI	addVV(VectorI l, VectorI r)	Add two vectors
protected Boolean	andEle(Object l, Object r)
Object	convertFromInt(Integer l)	Attempt to convert argument from an integer
Integer	convertToInt(Object l)	Attempt to convert argument to an integer
protected Object	crossVV(VectorI l, VectorI r)	Default inefficient implementation.
protected Object	detM(MatrixI l)	Return the determinant of a matrix.
protected Object	divEle(Object l, Object r)
protected DoubleMatrix	divMO(MatrixI l, Object r)
protected VectorI	divVO(VectorI l, Object r)
protected Object	dotVV(VectorI l, VectorI r)	Default inefficient implementation.
protected Boolean	eqEle(Object l, Object r)
protected Boolean	eqMM(MatrixI l, MatrixI r)
protected Boolean	eqVV(VectorI l, VectorI r)
protected Boolean	geEle(Object l, Object r)
JepComponent	getLightWeightInstance()	Returns this
Object	getOne()	Get the multiplicative identity for this field.
Object	getZero()	Get the additive identity for this field
protected Boolean	gtEle(Object l, Object r)
void	init(Jep jep)	Initialize the component.
protected Boolean	leEle(Object l, Object r)
protected Boolean	ltEle(Object l, Object r)
protected DoubleMatrix	minor(DoubleMatrix m, int row, int col)	Finds the minor matrix formed by excluding a row and vector
protected Object	modEle(Object l, Object r)
protected Object	mulEle(Object l, Object r)
protected DoubleMatrix	mulMM(MatrixI l, MatrixI r)
protected DoubleMatrix	mulMO(MatrixI l, Object r)
protected DoubleVector	mulMV(MatrixI l, VectorI r)
protected DoubleVector	mulVM(VectorI l, MatrixI r)
protected VectorI	mulVO(VectorI l, Object r)
protected MatrixI	mulVV(VectorI l, VectorI r)
protected Boolean	neEle(Object l, Object r)
protected Object	negEle(Object l)
protected MatrixI	negM(MatrixI l)
protected VectorI	negV(VectorI l)
protected Boolean	neMM(MatrixI l, MatrixI r)
protected Boolean	neVV(VectorI l, VectorI r)
protected Boolean	notEle(Object l)
protected Boolean	orEle(Object l, Object r)
protected Object	powEle(Object l, Object r)
protected Object	subEle(Object l, Object r)
protected MatrixI	subMM(MatrixI l, MatrixI r)
protected VectorI	subVV(VectorI l, VectorI r)
Object	traceM(MatrixI mat)	Default inefficient implementation.
protected Object	transM(MatrixI l)
Object	transV(VectorI l)	Transpose of a vector, i.e. a copy of the vector.

Methods inherited from class com.singularsys.extensions.matrix.AbstractMatrixField

add, and, cross, det, div, dot, elementValue, eq, ge, gt, inv, invM, le, lt, minor, mod, mul, mulRow, ne, neg, not, or, pow, solve, solveMM, solveMV, sub, subtractMul, swapRows, trace, trans

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DoubleMatrixField

public DoubleMatrixField(MatrixFactoryI mf)

DoubleMatrixField

public DoubleMatrixField(MatrixFactoryI mf,
 boolean treat_doubles_as_booleans)

Constructor that allows the field to treat double values as boolean values.

Parameters:

mf - the matrix factory

treat_doubles_as_booleans - if true, double values are treated as boolean values in logical operations.

Method Details

addMM

protected MatrixI addMM(MatrixI l,
 MatrixI r)

Specified by:

addMM in class AbstractMatrixField

subMM

protected MatrixI subMM(MatrixI l,
 MatrixI r)

Specified by:

subMM in class AbstractMatrixField

negM

protected MatrixI negM(MatrixI l)

Specified by:

negM in class AbstractMatrixField

mulMO

protected DoubleMatrix mulMO(MatrixI l,
 Object r)

Specified by:

mulMO in class AbstractMatrixField

mulMM

protected DoubleMatrix mulMM(MatrixI l,
 MatrixI r)

Specified by:

mulMM in class AbstractMatrixField

mulVM

protected DoubleVector mulVM(VectorI l,
 MatrixI r)

Specified by:

mulVM in class AbstractMatrixField

mulMV

protected DoubleVector mulMV(MatrixI l,
 VectorI r)

Specified by:

mulMV in class AbstractMatrixField

divMO

protected DoubleMatrix divMO(MatrixI l,
 Object r)

Specified by:

divMO in class AbstractMatrixField

minor

protected DoubleMatrix minor(DoubleMatrix m,
 int row,
 int col)

Finds the minor matrix formed by excluding a row and vector

Parameters:

m - the matrix

row - row to remove

col - column to remove

Returns:

new smaller matrix

detM

protected Object detM(MatrixI l)

Description copied from class: AbstractMatrixField

Return the determinant of a matrix. Does not check sizes.

Overrides:

detM in class AbstractMatrixField

Parameters:

l - the matrix

Returns:

the determinant

transM

protected Object transM(MatrixI l)

Overrides:

transM in class AbstractMatrixField

transV

public Object transV(VectorI l)

Description copied from class: AbstractMatrixField

Transpose of a vector, i.e. a copy of the vector. Default implementation is just to inefficiently return a copy of the vector.

Overrides:

transV in class AbstractMatrixField

Parameters:

l - a vector

Returns:

a new vector

addVV

protected VectorI addVV(VectorI l,
 VectorI r)

Description copied from class: AbstractMatrixField

Add two vectors

Specified by:

addVV in class AbstractMatrixField

Parameters:

l - lhs vector

r - rhs vector

Returns:

the sum of the vectors

subVV

protected VectorI subVV(VectorI l,
 VectorI r)

Specified by:

subVV in class AbstractMatrixField

negV

protected VectorI negV(VectorI l)

Specified by:

negV in class AbstractMatrixField

mulVO

protected VectorI mulVO(VectorI l,
 Object r)

Specified by:

mulVO in class AbstractMatrixField

divVO

protected VectorI divVO(VectorI l,
 Object r)

Specified by:

divVO in class AbstractMatrixField

addEle

protected Object addEle(Object l,
 Object r)

Specified by:

addEle in class AbstractMatrixField

mulEle

protected Object mulEle(Object l,
 Object r)

Specified by:

mulEle in class AbstractMatrixField

subEle

protected Object subEle(Object l,
 Object r)

Specified by:

subEle in class AbstractMatrixField

dotVV

protected Object dotVV(VectorI l,
 VectorI r)

Description copied from class: AbstractMatrixField

Default inefficient implementation. Will only be called if vectors are of equal lengths

Overrides:

dotVV in class AbstractMatrixField

Parameters:

l - lhs vector

r - rhs vector

Returns:

The dot product

mulVV

protected MatrixI mulVV(VectorI l,
 VectorI r)

Specified by:

mulVV in class AbstractMatrixField

crossVV

protected Object crossVV(VectorI l,
 VectorI r)
                  throws EvaluationException

Description copied from class: AbstractMatrixField

Default inefficient implementation.

Overrides:

crossVV in class AbstractMatrixField

Throws:

EvaluationException

eqVV

protected Boolean eqVV(VectorI l,
 VectorI r)

Specified by:

eqVV in class AbstractMatrixField

neVV

protected Boolean neVV(VectorI l,
 VectorI r)

Specified by:

neVV in class AbstractMatrixField

eqMM

protected Boolean eqMM(MatrixI l,
 MatrixI r)

Specified by:

eqMM in class AbstractMatrixField

neMM

protected Boolean neMM(MatrixI l,
 MatrixI r)

Specified by:

neMM in class AbstractMatrixField

traceM

public Object traceM(MatrixI mat)

Description copied from class: AbstractMatrixField

Default inefficient implementation.

Overrides:

traceM in class AbstractMatrixField

negEle

protected Object negEle(Object l)

Specified by:

negEle in class AbstractMatrixField

divEle

protected Object divEle(Object l,
 Object r)

Specified by:

divEle in class AbstractMatrixField

modEle

protected Object modEle(Object l,
 Object r)

Specified by:

modEle in class AbstractMatrixField

powEle

protected Object powEle(Object l,
 Object r)

Specified by:

powEle in class AbstractMatrixField

eqEle

protected Boolean eqEle(Object l,
 Object r)

Specified by:

eqEle in class AbstractMatrixField

neEle

protected Boolean neEle(Object l,
 Object r)

Specified by:

neEle in class AbstractMatrixField

leEle

protected Boolean leEle(Object l,
 Object r)

Specified by:

leEle in class AbstractMatrixField

ltEle

protected Boolean ltEle(Object l,
 Object r)

Specified by:

ltEle in class AbstractMatrixField

geEle

protected Boolean geEle(Object l,
 Object r)

Specified by:

geEle in class AbstractMatrixField

gtEle

protected Boolean gtEle(Object l,
 Object r)

Specified by:

gtEle in class AbstractMatrixField

andEle

protected Boolean andEle(Object l,
 Object r)

Specified by:

andEle in class AbstractMatrixField

orEle

protected Boolean orEle(Object l,
 Object r)

Specified by:

orEle in class AbstractMatrixField

notEle

protected Boolean notEle(Object l)

Specified by:

notEle in class AbstractMatrixField

getOne

public Object getOne()

Description copied from interface: FieldI

Get the multiplicative identity for this field.

Returns:

object representing one or null if undefined for this field

getZero

public Object getZero()

Description copied from interface: FieldI

Get the additive identity for this field

Returns:

object representing zero or null if undefined for this field

convertToInt

public Integer convertToInt(Object l)

Description copied from interface: IntegerConvertor

Attempt to convert argument to an integer

Parameters:

l - value to convert

Returns:

corresponding integer or null if it cannot be converted

convertFromInt

public Object convertFromInt(Integer l)

Description copied from interface: IntegerConvertor

Attempt to convert argument from an integer

Parameters:

l - value to convert

Returns:

corresponding value in this field or null if it cannot be converted

init

public void init(Jep jep)

Description copied from interface: JepComponent

Initialize the component. This method is called whenever a component is added to Jep. Hence, it allows components to keep track of the other components they may rely on.

Parameters:

jep - the current Jep instance

getLightWeightInstance

public JepComponent getLightWeightInstance()

Returns this

Returns:

either a new instance, null or 'this'.