org.ddogleg.solver.impl

Class TestSturmSequence

java.lang.Object

org.ddogleg.solver.impl.TestSturmSequence

public class TestSturmSequence
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
TestSturmSequence()

Method Summary

Modifier and Type	Method and Description
void	checkCount()
void	checkSequence_Random() Compare the computed sequence against randomly generated polynomials of different length
void	checkSequence() Check sequence against a hand selected sequence
void	checkSpecificPoly01() Examine a case which was found to cause problems
void	checkSpecificPoly02() Examine a case which was found to cause problems.
void	countRealRoots()
int	countRealRoots(Polynomial p, double low, double high)
void	rootCountConsistency_Random() Several consistency checks on random polynomials to the number of roots within a random interval

Methods inherited from class java.lang.Object

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

Constructor Detail

TestSturmSequence

public TestSturmSequence()

Method Detail

countRealRoots

public void countRealRoots()

countRealRoots

public int countRealRoots(Polynomial p,
                          double low,
                          double high)

checkSequence

public void checkSequence()

Check sequence against a hand selected sequence

checkCount

public void checkCount()

checkSequence_Random

public void checkSequence_Random()

Compare the computed sequence against randomly generated polynomials of different length

rootCountConsistency_Random

public void rootCountConsistency_Random()

Several consistency checks on random polynomials to the number of roots within a random interval

checkSpecificPoly01

public void checkSpecificPoly01()

Examine a case which was found to cause problems

checkSpecificPoly02

public void checkSpecificPoly02()

Examine a case which was found to cause problems. It would get stuck in a loop indefinitely