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math.CO2014★ 2 cited
A matroidal generalization of results of Drisko and Chappell
Daniel Kotlar, Ran Ziv
Let and be two matroids on the same ground set. We generalize results of Drisko and Chapell by showing that any sets of size in have a rainbow set of…
math.CO2012
On extensions of the Alon-Tarsi Latin Square conjecture
Daniel Kotlar
Expressions involving the product of the permanent with the (n-1)th power of the determinant of a matrix of indeterminates, and of (0,1)-matrices, are shown to be related to two co…