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arxiv: 1701.06851 · v1 · pith:DG5FUKQGnew · submitted 2017-01-24 · 🧮 math.AG

Limit linear series and tropical divisors on chains

classification 🧮 math.AG
keywords limitlinearserieschainsdivisorstheorytropicalallows
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We describe the space of Eisenbud-Harris limit linear series on a chain of elliptic curves and compare it with the theory of divisors on tropical chains. Either model allows to compute some invariants of Brill-Noether theory using combinatorial methods. We introduce effective limit linear series.

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