New posts in Isoperimetric Problems

Graph which do not satisfy a pseudo-Poincaré inequality

Visual proof of convergence for Steiner's symmetrization

"a shape that ... lies halfway between a square and a circle"

The Isoperimetric problem for domains constrained to lie between two parallel planes

Isoperimetric-like inequality for non-connected sets

Why is Fourier analysis so handy for proving the isoperimetric inequality?