Skip to main content

All Questions

Filter by
Sorted by
Tagged with
8 votes
2 answers
459 views

Spherical roots, restricted roots, and the dual group of a symmetric variety

Let $k$ be an algebraically closed field of characteristic $0$ and $G$ a semisimple simply-connected group over $k$. Consider a symmetric variety of the form $X=G/H$, for $H=G^\theta$ the fixed point ...
G. Gallego's user avatar