Positivity of divisor classes on the strata of differentials

Abstract

Three decades ago Cornalba-Harris proved a fundamental positivity result for divisor classes associated to families of stable curves. In this paper we establish an analogous positivity result for divisor classes associated to families of stable differentials.

References in corpus (2)

• Connected components of the moduli spaces of Abelian differentials with prescribed singularities
• Différentielles à singularités prescrites