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public interface MFWithGradient
interface for a function of several variables with a gradient
Method Summary | |
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void |
computeGradient(double[] argument,
double[] gradient)
compute gradient at a point |
double |
evaluate(double[] argument,
double[] gradient)
compute both function value and gradient at a point |
Methods inherited from interface pal.math.MultivariateFunction |
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evaluate, getLowerBound, getNumArguments, getOrthogonalHints, getUpperBound |
Method Detail |
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double evaluate(double[] argument, double[] gradient)
argument
- function argument (vector)gradient
- gradient (on return)
void computeGradient(double[] argument, double[] gradient)
argument
- function argument (vector)gradient
- gradient (on return)
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