Decomposition theorem and torus actions of complexity one

2018/08/09 by Vicente, Marta Agustin, Langlois, Kevin
#Algebraic Geometry (math.AG) #FOS: Mathematics

paper · doi:10.48550/arxiv.1808.03191

Abstract

We algorithmically compute the intersection cohomology Betti numbers of any complete normal algebraic variety with a torus action of complexity one.

Related

• On intersection cohomology with torus actions of complexity one
• On intersection cohomology with torus action of complexity one, II
• Intersection cohomology of type-A toric varieties
• Intersection Cohomology of reductive varieties
• Intersection homology Betti numbers