
Tracklist
| 1. Preclosure Operator I |
| 2. Interior Operator |
| 3. Preclosure Operator II |
| 4. Closure Operator I |
| 5. Open Set I |
| 6. Idempotence |
| 7. Closure Axiom |
| 8. Open Set II |
| 9. Closure Operator II |

| 1. Preclosure Operator I |
| 2. Interior Operator |
| 3. Preclosure Operator II |
| 4. Closure Operator I |
| 5. Open Set I |
| 6. Idempotence |
| 7. Closure Axiom |
| 8. Open Set II |
| 9. Closure Operator II |