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Added a constructor. 

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@1030947 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gilles Sadowski 2010-11-04 13:25:30 +00:00
parent 56a423c496
commit a6a96b559d
1 changed files with 30 additions and 3 deletions
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33
src/main/java/org/apache/commons/math/optimization/direct/MultiDirectionalSimplex.java
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@ -46,20 +46,47 @@ public class MultiDirectionalSimplex extends AbstractSimplex {
* @param n Dimension of the simplex. * @param n Dimension of the simplex.
*/ */
public MultiDirectionalSimplex(final int n) { public MultiDirectionalSimplex(final int n) {
this(n, DEFAULT_KHI, DEFAULT_GAMMA); this(n, 1d);
}
/**
* Build a multi-directional simplex with default coefficients.
* The default values are 2.0 for khi and 0.5 for gamma.
*
* @param n Dimension of the simplex.
* @param sideLength Length of the sides of the default (hypercube)
* simplex. See {@link AbstractSimplex#AbstractSimplex(int,double)}.
*/
public MultiDirectionalSimplex(final int n, double sideLength) {
this(n, sideLength, DEFAULT_KHI, DEFAULT_GAMMA);
} }
/** /**
* Build a multi-directional simplex with specified coefficients. * Build a multi-directional simplex with specified coefficients.
* *
* @param n Dimension of the simplex. See * @param n Dimension of the simplex. See
* {@link AbstractSimplex#AbstractSimplex(int)}. * {@link AbstractSimplex#AbstractSimplex(int,double)}.
* @param khi Expansion coefficient. * @param khi Expansion coefficient.
* @param gamma Contraction coefficient. * @param gamma Contraction coefficient.
*/ */
public MultiDirectionalSimplex(final int n, public MultiDirectionalSimplex(final int n,
final double khi, final double gamma) { final double khi, final double gamma) {
super(n); this(n, 1d, khi, gamma);
}
/**
* Build a multi-directional simplex with specified coefficients.
*
* @param n Dimension of the simplex. See
* {@link AbstractSimplex#AbstractSimplex(int,double)}.
* @param sideLength Length of the sides of the default (hypercube)
* simplex. See {@link AbstractSimplex#AbstractSimplex(int,double)}.
* @param khi Expansion coefficient.
* @param gamma Contraction coefficient.
*/
public MultiDirectionalSimplex(final int n, double sideLength,
final double khi, final double gamma) {
super(n, sideLength);
this.khi = khi; this.khi = khi;
this.gamma = gamma; this.gamma = gamma;