On Graham's rearrangement conjecture
- đ¤ Speaker: Matija Bucic (Vienna)
- đ Date & Time: Thursday 12 February 2026, 14:30 - 15:30
- đ Venue: MR12
Abstract
A well-known question in combinatorial group theory, going back to a conjecture of Graham from 1971, asks if given a subset S of some group (G,), it is possible to order S as s_1, s_2,..., s_t so that the partial sums s_1 s_2 ... s_j are all distinct for each j < t. We discuss recent progress on this question based on a synergy between ideas from additive combinatorics and graph theory. Based on joint work with Benjamin Bedert, Noah Kravitz, Richard Montgomery and Alp Muyesser.
Series This talk is part of the Combinatorics Seminar series.
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Matija Bucic (Vienna)
Thursday 12 February 2026, 14:30-15:30