2 papers
math.NT2026
Reciprocals of Subsum Polynomials
Cristina Ballantine, George Beck, Brooke Feigon +1
We introduce the subsum polynomial of a partition defined by . We study the sum of reciprocals of $\ma…
math.NT2026
Ramanujan Bigraphs
Shai Evra, Brooke Feigon, Kathrin Maurischat +1
In their seminal paper, Lubotzky, Phillips and Sarnak (LPS) defined the notion of regular Ramanujan graphs and gave an explicit construction of infinite families of -regular…