An Exposition of Five Candidates Suffice for a Majority
arXiv:2606.14666v16.51 citations
Predicted impact top 50% in GT · last 90 daysOriginality Synthesis-oriented
AI Analysis
For social choice theorists, this exposition clarifies a recent combinatorial result, though it is an incremental presentation of existing work.
The paper exposits a result showing that in any ranked preference election, there exists a Condorcet winning set of at most five candidates, simplifying the understanding of majority outcomes.
We give a brief exposition of a result of Song, Nguyen, and Lin (2026) that every election (with ranked preferences) has a Condorcet winning set of at most five candidates.