3 papers
math.RT2025
The spectrum of local dualisable modular representations
Dave Benson, Srikanth B. Iyengar, Henning Krause +1
For a point in the spectrum of the cohomology ring of a finite group over a field , we calculate the spectrum for the subcategory of dualisable objects inside…
math.CT2025
Abelian versus triangulated quotients
Henning Krause
It is shown that any localisation of triangulated categories induces (up to an equivalence) a localisation of abelian categories when one passes to their abelianisations. From this…
math.CT2024
The Boolean spectrum of a Grothendieck category
Henning Krause
A notion of support for objects in any Grothendieck category is introduced. This is based on the spectral category of a Grothendieck category and uses its Boolean lattice of locali…