1974-1975/86/1

Almost continuous Darboux functions and Reed's pointwise convergence criteria

A wild Cantor set in ${\displaystyle E^n}$ with simply connected complement

Degrees of unsolvability within a regressive isol

On h-regular graded algebras

Absolute retracts as factors of normed linear spaces

Задача А. Н. Тихонова о классифкации Н-замкнутых расширении