2 citations · 2 across the 3 of their papers we have counts for
3 papers
math.GR2010
Equations solvable by radicals in a uniquely divisible group
Christopher J. Hillar, Lionel Levine, Darren Rhea
We study equations in groups G with unique m-th roots for each positive integer m. A word equation in two letters is an expression of the form w(X,A) = B, where w is a finite word…
math.GR2006★ 2 cited
Automorphisms of finite Abelian groups
Christopher J. Hillar, Darren Rhea
We give an accessible and modern description of the automorphisms of a finite abelian group . Included is an explicit formula for the cardinality of .
math.MG2005
A Result About the Density of Iterated Line Intersections in the Plane
Christopher J. Hillar, Darren L. Rhea
Let be a finite set of points in the plane and let be the set of intersection points between pairs of lines passing through any two points in . We character…