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math.AG2024
Equivariant vector bundles on toric schemes over semirings
Jaiung Jun, Kalina Mincheva, Jeffrey Tolliver
We introduce a notion of equivariant vector bundles on schemes over semirings. We do this by considering the functor of points of a locally free sheaf. We prove that every toric ve…
math.AG2024
Facets of module theory over semirings
James Borger, Jaiung Jun
We set up some basic module theory over semirings, with particular attention to what is needed in scheme theory over semirings. We show that while not all the usual definitions of…