Displaying similar documents to “Geometry of the theta divisor of a compactified jacobian”

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

Edoardo Ballico (2015)

Annales Universitatis Mariae Curie-Sklodowska, sectio A – Mathematica

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Here 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.