org.jgraph.util
Class Spline
public class Spline
extends java.lang.Object
Interpolates given values by B-Splines.
Spline(double[] xx, double[] yy) - Creates a new Spline.
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double | getDx(double x) - Returns the first derivation at x.
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double | getValue(double x) - Returns an interpolated value.
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void | setValues(double[] xx, double[] yy) - Set values for this Spline.
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void | solve(double[][] A, double[] b) - Solves Ax=b and stores the solution in b.
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Spline
public Spline(double[] xx,
double[] yy)
Creates a new Spline.
getDx
public double getDx(double x)
Returns the first derivation at x.
- the first derivation at x
getValue
public double getValue(double x)
Returns an interpolated value.
setValues
public void setValues(double[] xx,
double[] yy)
Set values for this Spline.
solve
public void solve(double[][] A,
double[] b)
Solves Ax=b and stores the solution in b.
Copyright (C) 2001-2006 Gaudenz Alder. All rights reserved.