Utils

java.lang.Object

com.singularsys.jepexamples.diagnostics.Utils

public class Utils extends Object

Some common utility methods

Since:: Jep 3.5
Author:: Richard Morris

Constructor Summary

Constructors

Constructor

Description

Utils()
Method Summary

Modifier and Type

Method

Description

static String

hornerExpression(String varName, int nTerms)

Generate a string giving an approximation to log using Horner expression of the form "x*(1/1-x*(1/2-x*(1/3-x*(1/4 ...))))"

static String

lnExpression(String varName, int nDeriv)

Generate string giving approximation to log

static String

recursiveHornerExpression(String varName, String lastVar, int nTerms)

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Utils
  
  public Utils()
Method Details
- hornerExpression
  
  public static String hornerExpression(String varName, int nTerms)
  
  Generate a string giving an approximation to log using Horner expression of the form "x*(1/1-x*(1/2-x*(1/3-x*(1/4 ...))))"
  
  Parameters:
  
  varName -
  
  nTerms -
  
  Returns:
  
  a string containing the expression
- recursiveHornerExpression
  
  public static String recursiveHornerExpression(String varName, String lastVar, int nTerms)
- lnExpression
  
  public static String lnExpression(String varName, int nDeriv)
  
  Generate string giving approximation to log