edu.jas.root

Class RealRootTuple<C extends GcdRingElem<C> & Rational>

java.lang.Object

edu.jas.root.RealRootTuple<C>

Type Parameters:

C - coefficient type.

All Implemented Interfaces:

java.io.Serializable

public class RealRootTuple<C extends GcdRingElem<C> & Rational>
extends java.lang.Object
implements java.io.Serializable

RealAlgebraicNumber root tuple.

Author:

Heinz Kredel

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
java.util.List<RealAlgebraicNumber<C>>	tuple Tuple of RealAlgebraicNumbers.

Constructor Summary

Constructors

Constructor and Description
RealRootTuple(java.util.List<RealAlgebraicNumber<C>> t) Constructor.

Method Summary

Modifier and Type	Method and Description
boolean	contains(java.util.List<RealAlgebraicNumber<C>> c) Contains a point.
boolean	contains(RealRootTuple<C> c) Contains a point.
RealRootTuple<C>	copy() Copy this.
java.util.List<BigDecimal>	decimalMagnitude() Decimal approximation of each coordinate.
boolean	equals(java.lang.Object b) Comparison with any other object.
java.util.List<BigRational>	getRational() Rational approximation of each coordinate.
int	hashCode() Hash code for this Rectangle.
java.util.List<C>	randomPoint() Random point of real root tuple.
BigRational	rationalLength() Rational Length.
void	refineRoot(BigRational eps) Refine root isolating intervals.
int	signum() Signum.
java.lang.String	toScript() Get a scripting compatible string representation.
java.lang.String	toString() String representation of tuple.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

tuple

public final java.util.List<RealAlgebraicNumber<C extends GcdRingElem<C> & Rational>> tuple

Tuple of RealAlgebraicNumbers.

Constructor Detail

RealRootTuple

public RealRootTuple(java.util.List<RealAlgebraicNumber<C>> t)

Constructor.

Parameters:

t - list of roots.

Method Detail

toString

public java.lang.String toString()

String representation of tuple.

Overrides:

toString in class java.lang.Object

See Also:

Object.toString()

toScript

public java.lang.String toScript()

Get a scripting compatible string representation.

Returns:

script compatible representation for this Rectangle.

contains

public boolean contains(RealRootTuple<C> c)

Contains a point.

Parameters:

c - real root tuple representing a point.

Returns:

true if c is contained in this root tuple, else false.

contains

public boolean contains(java.util.List<RealAlgebraicNumber<C>> c)

Contains a point.

Parameters:

c - list of real algebraic numbers representing a point.

Returns:

true if c is contained in this root tuple, else false.

randomPoint

public java.util.List<C> randomPoint()

Random point of real root tuple.

Returns:

a random point contained in this real root tuple.

refineRoot

public void refineRoot(BigRational eps)

Refine root isolating intervals.

Parameters:

eps - desired interval length.

copy

public RealRootTuple<C> copy()

Copy this.

Returns:

a copy of this.

equals

public boolean equals(java.lang.Object b)

Comparison with any other object.

Overrides:

equals in class java.lang.Object

See Also:

Object.equals(java.lang.Object)

hashCode

public int hashCode()

Hash code for this Rectangle.

Overrides:

hashCode in class java.lang.Object

See Also:

Object.hashCode()

getRational

public java.util.List<BigRational> getRational()

Rational approximation of each coordinate.

Returns:

list of coordinate points.

decimalMagnitude

public java.util.List<BigDecimal> decimalMagnitude()

Decimal approximation of each coordinate.

Returns:

list of coordinate points.

rationalLength

public BigRational rationalLength()

Rational Length.

Returns:

max |v_i|;

signum

public int signum()

Signum.

Returns:

?;