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java.lang.Objectfhm.edu.fem.calc.CalcEigenvalues
public class CalcEigenvalues
Class Description: This class executes the calculation of the exact eigenvalues
Field Summary | |
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protected double |
lengthOfSideA
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protected double |
lengthOfSideB
|
protected static Logger |
localLogger
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protected double |
piSquared
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protected double |
sideASquared
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protected double |
sideBSquared
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protected long |
startTime
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Constructor Summary | |
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CalcEigenvalues(double a,
double b)
Create a new Calculator to get the exact Eigenvalues |
Method Summary | |
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protected double |
calcEigenvalueAt(int i,
int j,
double a,
double b)
Calculate the eigenvalue using the formula (using the values stored in this class) : lambda(i,j) = pi^2 * [ (i^2/a^2) + (j^2/b^2) ] |
java.util.List |
getEigenvalueList()
Retrieve the list of all found eigenvalues |
boolean |
start()
Call this method to start the calculation |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected double lengthOfSideA
protected double lengthOfSideB
protected static Logger localLogger
protected double piSquared
protected double sideASquared
protected double sideBSquared
protected long startTime
Constructor Detail |
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public CalcEigenvalues(double a, double b)
double,
- the positive length of side Adouble,
- the positive length of side BMethod Detail |
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protected double calcEigenvalueAt(int i, int j, double a, double b)
i,
- the current i indexj,
- the current j index
public java.util.List getEigenvalueList()
public boolean start()
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