35 citations · 138 across the 26 of their papers we have counts for
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math.CO2018
On splitting and splittable families
Samuel Coskey, Bryce Frederickson, Samuel Mathers +1
A set is said to split a finite set if exactly half the elements of (up to rounding) are contained in . We study the dual notions: (1) splitting family, which is a c…
math.LO2018
Conjugacy for homogeneous ordered graphs
Samuel Coskey, Paul Ellis
We show that for any countable homogeneous ordered graph , the conjugacy problem for automorphisms of is Borel complete. In fact we establish that each such satisfies a…