Components with the expected codimension in the moduli scheme of stable spin curves

Edoardo Ballico
2015 Annales Universitatis Mariae Curie-Sklodowska. Sectio A. Mathematica  
AbstractHere we study the Brill-Noether theory of "extremal" Cornalba's theta-characteristics on stable curves C of genus g, where "extremal" means that they are line bundles on a quasi-stable model of C with #(Sing(C)) exceptional components
doi:10.1515/umcsmath-2015-0009 fatcat:4ed5ed5lfjgvxhvjid24qnqela