Matroid database

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676 matroids, showing 1–50

label ▼rank ⇅n ⇅#bases ⇅#automorphisms ⇅simple ⇅char set ⇅rs dim ⇅birational type ⇅
4.9.95794491162✓all10empty
4.9.1264491191✓all10rational
4.9.67491202✓all10rational
4.9.26491218✓all10rational
4.9.16491238✓all10rational
3.12.318383643121686✗all10?
3.12.318315103121726✗all10?
3.12.318314353121746✗all10?
3.12.317666123121812✗all10?
3.12.316967623121404✗all10?
3.12.314920253121521✗all10?
3.12.312564263121914✗all10?
3.12.307968353121902✗all10?
3.12.307967473121932✗all10?
3.12.301292153121941✓all10?
3.12.297873183121971✓all10?
3.12.294524203122001✓all10?
3.12.292655693121961✓all10?
3.12.292204953121971✓all10?
3.12.292204083121991✓all10?
3.12.291337923121991✓all10?
3.12.290923843121991✓all10?
3.12.290923543122001✓all10?
3.12.290244623122011✓all10?
3.12.290241443121991✓all10?
3.12.290238923121991✓all10?
3.12.290237363121991✓all10?
3.12.290236953121991✓all10?
3.12.290236353122001✓all10?
3.12.290235553122001✓all10?
3.12.290235303121981✓all10?
3.12.290234473121991✓all10?
3.12.290228133122011✓all10?
3.12.290219803121991✓all10?
3.12.290208803121991✓all10?
3.12.288112853121562✗all10?
3.12.284072503121922✗all10?
3.12.283429833121984✗all10?
3.12.283425943121972✗all10?
3.12.283244653121962✗all10?
3.12.282606583121942✗all10?
3.12.282602333121952✗all10?
3.12.282383073121972✗all10?
3.12.270065103121982✓all10?
3.12.265141353121981✓all10?
3.12.256238213121991✓all10?
3.12.256219203122001✓all10?
3.12.256205783122011✓all10?
3.12.256200673122011✓all10?
3.12.256200313122021✓all10?

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