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1 matroid

label ▲rank ⇅n ⇅#bases ⇅#automorphisms ⇅simple ⇅char set ⇅rs dim ⇅birational type ⇅
3.11.530453111511✓all but 20point over Q(a)/(a^4 - 2*a^3 + 5*a^2 - 4*a + 2)