Index - I
| Impl | Zsyntax.Labelled.Formula | 
| impl | Zsyntax.Formula, Zsyntax | 
| ImplL | Zsyntax.Labelled.DerivationTerm | 
| implLeft | Zsyntax.Labelled.Rule.BipoleRelation, Zsyntax.Labelled.Rule | 
| ImplR | Zsyntax.Labelled.DerivationTerm | 
| implRight | Zsyntax.Labelled.Rule.BipoleRelation, Zsyntax.Labelled.Rule | 
| Inactive | Otter.Internal.Structures | 
| InactiveNode | Otter.Internal.Structures | 
| InactiveNodes | Otter.Internal.Structures | 
| Init | Zsyntax.Labelled.DerivationTerm | 
| Initial | Otter.Internal.Structures | 
| initialize | Otter.Internal.Structures | 
| initialRules | Zsyntax.Labelled.Rule.Frontier, Zsyntax.Labelled.Rule | 
| initIsBSCheckd | Otter.Internal.Structures | 
| initIsFSCheckd | Otter.Internal.Structures | 
| IsFocusable | Zsyntax.Labelled.Rule.BipoleRelation, Zsyntax.Labelled.Rule | 
| isGoalM | Otter.Internal.Search | 
| isNotFwdSubsumed | Otter.Internal.Search |