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math.AT2026
Structured flow categories and twisted presheaves
Alice Hedenlund, Trygve Poppe Oldervoll
An orientation theory for flow categories without bubbling is determined by a functor of -categories . For any such functor, we construct a st…
math.AT2024
Twisted Spectra Revisited
Alice Hedenlund, Tasos Moulinos
We recapture Douglas' framework for twisted parametrized stable homotopy theory in the language of - categories. A twisted spectrum is essentially a section of a bundle of…