On the Motivic Class of the Moduli Stack of Twisted -Covers

• Veröffentlicht in: Symmetry, Integrability and Geometry: Methods and Applications
• Datum: 2023
• Hauptverfasser: Bagnarol, Massimo, Perroni, Fabio
• Format: Artikel
• Sprache: Englisch
• Veröffentlicht: Інститут математики НАН України 2023
• Online Zugang: https://nasplib.isofts.kiev.ua/handle/123456789/212024
• Назва журналу: Digital Library of Periodicals of National Academy of Sciences of Ukraine
• Zitieren: On the Motivic Class of the Moduli Stack of Twisted -Covers. Massimo Bagnarol and Fabio Perroni. SIGMA 19 (2023), 107, 31 pages

We describe the class, in the Grothendieck group of stacks, of the stack of twisted -covers of genus 0 curves, in terms of the loci corresponding to covers over smooth bases.