Toroidal compactifications and Borel--Serre compactifications

Abstract

We discuss connections of toroidal compactifications and Borel--Serre compactifications in view of the fundamental diagram of extended period domains. We give a complement to a work of Goresky--Tai.

References in corpus (2)

• Classifying spaces of degenerating mixed Hodge structures, II: Spaces of SL(2)-orbits
• An SO(3)-version of 2-torsion instanton invariants