Daniel S. Sage

collaborators

2 papers

math.RT2007★ 5 cited

Staggered sheaves on partial flag varieties

Pramod N. Achar, Daniel S. Sage

Staggered $t$ -structures are a class of $t$ -structures on derived categories of equivariant coherent sheaves. In this note, we show that the derived category of coherent sheaves on…

math.RT1999

The Geometry of Fixed Point Varieties on Affine Flag Manifolds

Daniel S. Sage

Let $G$ be a semisimple, simply connected, algebraic group over an algebraically closed field $k$ with Lie algebra $g$ . We study the spaces of parahoric subalgebras of a give…