Covers, direct limits, and pro-perfect topological rings

[posic]

The slides of my today's talk in Třešť (Czech Republic) on the applications of contramodules to the Enochs conjecture:

Big pdf file (compiled with the \pause commands turned on) -- http://positselski.narod.ru/properfect.pdf

Small pdf file (compiled with \pause commands turned off) -- http://positselski.narod.ru/properfect-nopause.pdf