| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 22 of 69 | 68% | 6 of 12 | 50% | 6 | 10 | 6 | 17 | 0 | 4 |
| differential(double, double, int) | | 68% | | 50% | 2 | 3 | 3 | 5 | 0 | 1 |
| FlatUnivariate(double) | | 72% | | 50% | 1 | 2 | 1 | 5 | 0 | 1 |
| integrate(double, double) | | 72% | | 50% | 2 | 3 | 1 | 4 | 0 | 1 |
| evaluate(double) | | 54% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |