edu.jas.commons.math

Class Roots<C extends edu.jas.structure.RingElem<C> & edu.jas.arith.Rational>

java.lang.Object

edu.jas.commons.math.Roots<C>

Type Parameters:

C - ring element type

public class Roots<C extends edu.jas.structure.RingElem<C> & edu.jas.arith.Rational>
extends java.lang.Object

Algorithms related to polynomial roots. Conversion to commons-math classes and delegation to commons-math algorithms.

Author:

Heinz Kredel

Constructor Summary

Constructors

Constructor and Description
Roots()

Method Summary

Modifier and Type	Method and Description
java.util.List<edu.jas.poly.Complex<edu.jas.arith.BigDecimal>>	complexRoots(edu.jas.poly.GenPolynomial<C> a) Complex root approximation using companion matrix.

Methods inherited from class java.lang.Object

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

Constructor Detail

Roots

public Roots()

Method Detail

complexRoots

public java.util.List<edu.jas.poly.Complex<edu.jas.arith.BigDecimal>> complexRoots(edu.jas.poly.GenPolynomial<C> a)

Complex root approximation using companion matrix.

Parameters:

a - squarefree univariate polynomial

Returns:

list of approximations of complex roots of the polynomial