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On everywhere locally soluble varieties in families over toric bases

Vladi Mitankin, Leo Schäfer, Damaris Schindler, Florian Wilsch

math.NTarXiv:2609.01825

Abstract

We determine the density of locally soluble fibres in certain families of varieties over a toric base. For this we develop a new form of the hyperbola method for toric bases which allows for counting functions with a growth behaviour of the form Ba( B)-Δ.

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