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| 다중 개체 (In a collaboration diagram, a set of object roles on the "'many'" end of an association role. Using a multi-object shows that an operation addresses an entire set rather than a single object within the set) | |||
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multi : 53 do fraz, 3 tematyki |
| Matematyka | 15 |
| Microsoftu | 32 |
| Statystyka | 6 |