| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 6 of 138 | 95% | 4 of 14 | 71% | 4 | 9 | 2 | 27 | 0 | 2 |
| gradient(double[], double[]) | | 95% | | 71% | 4 | 8 | 2 | 25 | 0 | 1 |
| SymmetricGradientEstimator(MultiDimensionFunctionEvaluatorListener) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |