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Track Extensions of Categories and Cohomology
Witt Cohomology, Mayer–Vietoris, Homotopy Invariance and the Gersten Conjecture
Presenting Powers of Augmentation Ideals of Elementary p-Groups
K-Theory of the Commutator Ideal
Homological Dimension of Coalgebras and Crossed Coproducts
Bowen–Franks Groups for Subshifts and Ext-Groups for C*-Algebras