#### Mathematical Physics

The European Southern Observatory (ESO) has shared a throwback image…

#### Pure Mathematics

(Photo: Kavli Institute for the Physics and Mathematics of the…

#### Abstract Algebra

*This article has been corrected for minor factual errors and…

#### Theoretical Probability

[Submitted on 11 Apr 2016 (v1), last revised 30 May 2023 (this version, v4)] Download the PDF of…

Our main results have topological, combinatorial, and computational flavors. This is motivated by the basic conjecture that computing…

The knot rope length is the minimum length required to tie the knot. A computational upper bound was…

[Submitted on 10 Feb 2022 (v1), last revised 25 May 2023 (this version, v2)] Download the PDF of…

How diseases spread in humans and animals, how trees travel on the wind, and how trapped fluids flow…

#### In Spotlight

(Photo: Kavli Institute for the Physics and Mathematics of the…