Matroid database

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154 matroids, showing 151–154

label ▲rank ⇅n ⇅#bases ⇅#automorphisms ⇅simple ⇅char set ⇅rs dim ⇅birational type ⇅
3.12.292203923121981✓all11?
3.12.307967423121912✗all11?
3.12.318314063121716✗all11?
4.9.11491224✓all11rational

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