Item:Q1820: Difference between revisions
Created claim: part of (P7): mathematics (Q140) |
Created claim: has part(s) (P8): combinatorics (Q1821) |
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| Property / uses | |||
| Property / uses: countably infinite set / rank | |||
Normal rank | |||
| Property / has part(s) | |||
| Property / has part(s): combinatorics / rank | |||
Normal rank | |||