org.jscience.mathematics.algebraic.matrices
Class DoubleMatrixAlgebra

java.lang.Object
  org.jscience.mathematics.algebraic.matrices.DoubleMatrixAlgebra

All Implemented Interfaces:

Algebra, Ring, AbelianGroup

public final class DoubleMatrixAlgebra
extends java.lang.Object
implements Algebra, Ring

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Nested Class Summary

Nested classes/interfaces inherited from interface org.jscience.mathematics.algebraic.algebras.Algebra

Algebra.Member

Nested classes/interfaces inherited from interface org.jscience.mathematics.algebraic.fields.Ring

Ring.Member

Method Summary

boolean	isNegative(AbelianGroup.Member a, AbelianGroup.Member b) DOCUMENT ME!
boolean	isOne(Ring.Member r) DOCUMENT ME!
boolean	isZero(AbelianGroup.Member r) DOCUMENT ME!
Ring.Member	one() Returns the (right) identity.
AbelianGroup.Member	zero() DOCUMENT ME!

Methods inherited from class java.lang.Object

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

Method Detail

one

public Ring.Member one()

Returns the (right) identity.

Specified by:

one in interface Ring

Returns:

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isOne

public boolean isOne(Ring.Member r)

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Specified by:

isOne in interface Ring

Parameters:

r - DOCUMENT ME!

Returns:

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zero

public AbelianGroup.Member zero()

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Specified by:

zero in interface AbelianGroup

Returns:

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isZero

public boolean isZero(AbelianGroup.Member r)

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Specified by:

isZero in interface AbelianGroup

Parameters:

r - DOCUMENT ME!

Returns:

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isNegative

public boolean isNegative(AbelianGroup.Member a,
                          AbelianGroup.Member b)

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Specified by:

isNegative in interface AbelianGroup

Parameters:

a - DOCUMENT ME!

b - DOCUMENT ME!

Returns:

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