Matroid database

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32,400,859 matroids, showing 2,901–2,950

label ▲rank ⇅n ⇅#bases ⇅#automorphisms ⇅simple ⇅char set ⇅rs dim ⇅birational type ⇅
3.10.9943101083✓all2point over Q(a)/(a^3 - a^2 + 1)
3.10.99531011296✓all2rational over Q(a)/(a^2 - a + 1)
3.10.99631011112✓all2rational over Q(a)/(a^2 - a + 1)
3.10.99731011112✓all3rational over Q(a)/(a^2 - a + 1)
3.10.9983101102✓all2rational over Q(a)/(a^2 - a + 1)
3.10.9993101108✓all2rational over Q(a)/(a^2 - a + 1)
3.10.10003101092✓all2rational over Q(a)/(a^2 - a + 1)
3.10.10013101108✓all4empty
3.10.10023101092✓all4empty
3.10.10033101094✓all4empty
3.10.10043101082✓all4empty
3.10.100531010816✓all3empty
3.10.100631010936✓all3empty
3.10.100731010812✓all3empty
3.10.1008310108432✓all1rational over Q(a)/(a^2 - a + 1)
3.10.1009310116576✓∅-1rational
3.10.1010310115144✓∅-1rational
3.10.101131011516✓∅-1rational
3.10.10123101148✓all2rational
3.10.101331011432✓all3rational
3.10.10143101148✓all2rational
3.10.101531011432✓all2rational
3.10.10163101148✓all1rational
3.10.10173101138✓∅-1rational
3.10.10183101138✓all1rational
3.10.101931011264✓all0rational
3.10.10203101142✓all4rational
3.10.10213101132✓all3rational
3.10.10223101131✓all3rational
3.10.10233101124✓all2rational
3.10.10243101132✓all2rational
3.10.10253101128✓all1rational
3.10.10263101132✓∅-1rational
3.10.10273101132✓∅-1rational
3.10.10283101122✓∅-1rational
3.10.10293101121✓∅-1rational
3.10.10303101132✓∅-1rational
3.10.10313101124✓∅-1rational
3.10.10323101122✓∅-1rational
3.10.10333101124✓all2rational
3.10.10343101124✓all8rational
3.10.10353101132✓all7rational
3.10.10363101122✓all7rational
3.10.10373101136✓all6rational
3.10.10383101126✓all6rational
3.10.10393101136✓all6rational
3.10.10403101126✓all6rational
3.10.10413101132✓all6rational
3.10.10423101122✓all5rational
3.10.10433101121✓all5rational

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