| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 106 of 224 | 52% | 21 of 34 | 38% | 16 | 28 | 17 | 41 | 2 | 10 |
| reduce(Atom, NumericalOperator) | | 46% | | 42% | 6 | 9 | 7 | 13 | 0 | 1 |
| equals(Object) | | 0% | | 0% | 6 | 6 | 6 | 6 | 1 | 1 |
| hashCode() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| compareTo(Atom) | | 63% | | 66% | 2 | 4 | 2 | 7 | 0 | 1 |
| toString() | | 91% | | 75% | 1 | 3 | 1 | 6 | 0 | 1 |
| Atom(Double, String) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| parseNumber(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| fromNumber(double) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| fromString(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| parseString(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |