Mercurial > dive4elements > river
diff flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/fitting/Function.java @ 3009:4dda67a893da
FixA: Added the derivatives of all fitting functions.
flys-artifacts/trunk@4565 c6561f87-3c4e-4783-a992-168aeb5c3f6f
| author | Sascha L. Teichmann <sascha.teichmann@intevation.de> |
|---|---|
| date | Thu, 31 May 2012 16:32:03 +0000 |
| parents | c1f2e792704a |
| children | 585c0b49e696 |
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--- a/flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/fitting/Function.java Wed May 30 17:59:19 2012 +0000 +++ b/flys-artifacts/src/main/java/de/intevation/flys/artifacts/math/fitting/Function.java Thu May 31 16:32:03 2012 +0000 @@ -14,6 +14,26 @@ protected String [] parameterNames; protected double [] initialGuess; + public static abstract class Derivative { + + protected String description; + + public Derivative() { + } + + public Derivative(String description) { + this.description = description; + } + + public String getDescription() { + return description; + } + + public abstract de.intevation.flys.artifacts.math.Function + instantiate(double [] parameters); + + } // interface Derivative + public Function() { } @@ -72,5 +92,7 @@ } }; } + + public abstract Derivative getDerivative(); } // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :