Speaker: Alex Iosevich (Prof of University of Rochester)
Time: 9h30, Thursday, January 25, 2018 Location: 611-612, Building A6, Institute of Mathematics, 18 Hoang Quoc Viet Abstract: We are going to prove that a subset of a two-dimensional vector space over a prime field has an orthogonal basis of characters if and only if it tiles the vector space by translation. The proof is a combination of analytic, combinatorial and number-theoretic ideas. |