public abstract static class DerivationHistory.Derivation extends Object implements Serializable
| Constructor and Description |
|---|
Derivation() |
| Modifier and Type | Method and Description |
|---|---|
abstract int |
getNumberOfPremises() |
abstract DerivationHistory.Fact |
getPremise(int premiseIndex) |
String |
toString() |
abstract String |
toString(Prefixes prefixes) |
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