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arxiv: 1111.3340 · v1 · pith:4IC2H4PTnew · submitted 2011-11-14 · 🧮 math.AG

Prym varieties of double coverings of elliptic curves

classification 🧮 math.AG
keywords prymdoubleellipticbirationalcoveringcoveringscurvecurves
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We prove the generic injectivity of the Prym map, sending a double covering of an elliptic curve ramified at r>4 points to its polarized Prym variety. For r=6 the map is birational.

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