| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 2 of 51 | 96% | 1 of 2 | 50% | 1 | 3 | 1 | 13 | 0 | 2 |
| derivative(double) | | 95% | | 50% | 1 | 2 | 1 | 11 | 0 | 1 |
| SymmetricDerivativeEstimator(SingleDimensionFunctionEvaluatorListener) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |