com.singularsys.jep.functions
Class Logarithm

java.lang.Object
  com.singularsys.jep.functions.PostfixMathCommand
      com.singularsys.jep.functions.Logarithm

All Implemented Interfaces:

PostfixMathCommandI, java.io.Serializable

public class Logarithm
extends PostfixMathCommand

Log base 10.

RJM change return real results for positive real arguments. Speedup by using static final fields. Change to use Java 5 Math.log10() method.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.singularsys.jep.functions.PostfixMathCommand

curNumberOfParameters, numberOfParameters

Constructor Summary

Logarithm()

Method Summary

java.lang.Object	log(java.lang.Object param)
void	run(java.util.Stack<java.lang.Object> inStack) Run the function on the stack.

Methods inherited from class com.singularsys.jep.functions.PostfixMathCommand

checkNumberOfParameters, checkStack, getNumberOfParameters, setCurNumberOfParameters

Methods inherited from class java.lang.Object

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

Constructor Detail

Logarithm

public Logarithm()

Method Detail

run

public void run(java.util.Stack<java.lang.Object> inStack)
         throws EvaluationException

Description copied from interface: PostfixMathCommandI

Run the function on the stack. Pops the arguments from the stack, and pushes the result on the top of the stack.

Throws:

EvaluationException

log

public java.lang.Object log(java.lang.Object param)
                     throws EvaluationException

Throws:

EvaluationException