maspack.util

Class QuarticSolverTest

java.lang.Object

maspack.util.QuarticSolverTest

public class QuarticSolverTest
extends java.lang.Object

Test the cubic roots methods in CubicRoots.java

Constructor Summary

Constructors

Constructor and Description
QuarticSolverTest()

Method Summary

Modifier and Type	Method and Description
double[]	coefsFromRoots(double r0, double r1, double r2, double r3, int numReal)
double	dotest(double a, double b, double c, double d, double e, double x0, double x1, double... check)
void	generateRandomQuartics(int num, double min, double max)
static void	main(java.lang.String[] args)
double	randomRootTest(double min, double max)
void	randomRootTiming(java.lang.String msg, int cnt, double min, double max)
void	roottest(double r0, double r1, double r2, double r3, int numReal, double x0, double x1)
void	test()

Methods inherited from class java.lang.Object

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

Constructor Detail

QuarticSolverTest

public QuarticSolverTest()

Method Detail

coefsFromRoots

public double[] coefsFromRoots(double r0,
                               double r1,
                               double r2,
                               double r3,
                               int numReal)

roottest

public void roottest(double r0,
                     double r1,
                     double r2,
                     double r3,
                     int numReal,
                     double x0,
                     double x1)

dotest

public double dotest(double a,
                     double b,
                     double c,
                     double d,
                     double e,
                     double x0,
                     double x1,
                     double... check)

generateRandomQuartics

public void generateRandomQuartics(int num,
                                   double min,
                                   double max)

randomRootTest

public double randomRootTest(double min,
                             double max)

randomRootTiming

public void randomRootTiming(java.lang.String msg,
                             int cnt,
                             double min,
                             double max)

test

public void test()

main

public static void main(java.lang.String[] args)