2 problems

Let $\mathrm{A}\boldsymbol{\mathrm{Link}}^+$ be the category of consistently oriented annular links and cobordisms, and let $K^b(\mathrm{A}\boldsymbol{\mathrm{Foam}}^+)$ be the hom…

An annular web is a web in the annulus, regarded as an object of the annular Khovanov–Rozansky category. An essential unknot is a circle winding once around the annulus, and it may…