3 papers
math.GR2025
Automorphically Equivalent Elements of Finite Abelian Groups
Arjun Agarwal, Rachel Chen, Rohan Garg +1
Given a finite abelian group and elements , we prove that there exists such that if and only if $G/\langle x \rangle \cong G/\langle…
cs.GT2025
Smart Fast Finish: Preventing Overdelivery via Daily Budget Pacing at DoorDash
Rohan Garg, Yongjin Xiao, Jason +2
We present a budget pacing feature called Smart Fast Finish (SFF). SFF builds upon the industry standard Fast Finish (FF) feature in budget pacing systems that depletes remaining a…
cs.GT2023
Fairly Allocating Goods in Parallel
Rohan Garg, Alexandros Psomas
We initiate the study of parallel algorithms for fairly allocating indivisible goods among agents with additive preferences. We give fast parallel algorithms for various fundamenta…