| Abstract | .... 2 | |
| 1 | Introduction | .... 2 |
| 2 | Model Theory for Abductive Logic Programs | .... 4 |
| 3 | Fixpoint Theory for Abductive Logic Programs | .... 7 |
| 3.1 | Fixpoint Semantics for Positive Disjunctive Programs | .... 7 |
| 3.2 | Fixpoint Semantics for General Logic Programs | .... 8 |
| 3.3 | Fixpoint Semantics for Abductive Horn Programs | .... 10 |
| 4 | Abductive Extended Disjunctive Programs | .... 14 |
| 5 | Bottom-Up Evaluation of Abductive Programs | .... 15 |
| 6 | Comparison with Other Approaches | .... 17 |
| 6.1 | Fixpoint Characterization for Disjunctive and General Programs | .... 17 |
| 6.2 | Computing Abduction | .... 18 |
| 7 | Conclusion | .... 20 |
| References | .... 20 | |
| End | .... 22 |
ICOT研究論文(TR)一覧に戻る / Back to the list of ICOT Technical Reports