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math.CO2013
Large matchings in bipartite graphs have a rainbow matching
Daniel Kotlar, Ran Ziv
Let be the least number such that every collection of matchings, each of size at least , in a bipartite graph, has a full rainbow matching. Aharoni and Berger \cit…
math.CO2013
Computing the autotopy group of a Latin square by cycle structure
Daniel Kotlar
An algorithm that uses the cycle structure of the rows, or the columns, of a Latin square to compute its autotopy group is introduced. As a result, a bound for the size of the auto…