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This tag is used if a reference is needed in a paper or textbook on a specific result.

4 votes
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Reference Request: Classification of spherical varieties by "Weyl group invariant fans"

Apologies in advance for the vague question. Let $X$ be a spherical variety with the action of some reductive group $G$. I have been told in conversation several times that such spherical varieties ca …
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1 vote
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Cartan decomposition over a not-necessarily-discretely-valued field

Let $K$ be a valued field, and let $R$ be the valuation ring of $K$. Let $G$ be a split reductive group over $K$ and $T$ a maximal torus of $G$. On page 107 Berkvoich's book "Spectral theory and analy …
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