Lines Matching refs:gradient
72 /** Number of gradient evaluations. */
78 /** Objective function gradient. */
79 private MultivariateVectorialFunction gradient;
148 * Compute the gradient vector.
149 * @param evaluationPoint point at which the gradient must be evaluated
150 * @return gradient at the specified point
151 * @exception FunctionEvaluationException if the function gradient
156 return gradient.value(evaluationPoint);
189 gradient = f.gradient();
