They may not know it, but grocers face some of the most difficult questions in mathematics when stacking produce each day. Four centuries ago, the astronomer and mathematician Johannes Kepler guessed ...

How to safely reopen offices, schools and other public spaces while keeping people six feet apart comes down to a question mathematicians have been studying for centuries. Sphere packing might seem ...

Opting to build the Death Star in the shape of a sphere may not have been classic Star Wars villain Darth Vader’s wisest move, according to math teacher Ben Orlin. He investigates this burning ...

SIAM Journal on Numerical Analysis, Vol. 56, No. 1 (2018), pp. 274-295 (22 pages) In this paper, a numerical solution of partial differential equations on the unit sphere is given by using a kernel ...

We study energy integrals and discrete energies on the sphere, in particular, analogues of the Riesz energy with the geodesic distance in place of the Euclidean, and we determine that the range of ...