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arxiv: math/0602642 · v1 · submitted 2006-02-28 · 🧮 math.AG

Divisor classes and the virtual canonical bundle for genus 0 maps

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keywords divisorbundlecanonicalclassgenusmapsvirtualcartier
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Some divisor class relations are proved and used to compute the Cartier divisor class of the virtual canonical bundle for genus 0 maps to a smooth target.

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