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math.AG2026
Relative Bruhat decomposition of wonderful compactification
Fei Chen, Shang Li
In the seminal paper of Borel and Tits about reductive groups, they show some fundamental results about Bruhat cells with respect to a minimal parabolic subgroup, e.g., relative Br…
math.AG2023
An equivariant compactification for adjoint reductive group schemes
Shang Li
Wonderful compactifications of adjoint reductive groups over an algebraically closed field play an important role in algebraic geometry and representation theory. In this paper, we…