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Background of Kakeya
Important Facts
Developments
Video Highlights & Reports
Summary

Background of Kakeya

A simple question about a spinning needle has haunted mathematicians for more than a century. It led to the We discuss techniques (Cordoba argument, projection theory) to prove volume bounds on union of tubes in R2 and R3, with ... Prof. Hong Wang New York University (Courant institute of Mathematical Sciences) & IHES who will deliver the Colloquium ... Mathematicians have solved a deceptively simple-sounding problem called the This video depicts the rotation of a thin needle through an angle of 180 degrees while remaining inside a set of very small area. Jonathan Hickman, University of Edinburgh, gives one of the 2026 Current Events Bulletin Lectures. This lecture is entitled "The ...

What if you could spin a needle in every direction inside a space that takes up almost no room? This is the In this interview recorded during the Modern Trends in Fourier Analysis conference at the Centre de Recerca Matemàtica (CRM), ... Speaker: Tamás Keleti (ELTE) Abstract: How large area is needed to rotate a needle? How small a hedgehog can be? Are lines ... Here I interview Jonathan Hickman from the School of Mathematics at the University of Edinburgh about a recent breakthrough in ... What's the smallest area in which you could rotate a needle of unit length through 180 degrees? The answer is almost ... (25 septembre 2025/ September 25, 2025) Conférences Nirenberg du CRM en analyse géométrique / Nirenberg Lectures in ...