On factoriality of threefolds with isolated singularities

Abstract

We investigate the existence of complete intersection threefolds $X\subset {\mathbb{P}}^n$ with only isolated, ordinary multiple points and we provide some sufficient conditions for their factoriality.

18 pages. To appear in the Michigan Mathematical Journal

References in corpus (2)

• Picard groups of punctured spectra of dimension three local hypersurfaces are torsion-free
• Divisors class groups of singular surfaces

Cited by in corpus (1)

• Maximal families of nodal varieties with defect