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Showing 2014 · math.AGShow all
3 papers · 2 filters
math.AG2014★ 1 cited
Free divisors on metric graphs
Marc Coppens
On a metric graph we introduce the notion of a free divisor as a replacement for the notion of a base point free complete linear system on a curve. By means of an example we show t…
math.AG2014★ 4 cited
Berkovich skeleta and birational geometry
Johannes Nicaise
We give a survey of joint work with Mircea Mustaţă and Chenyang Xu on the connections between the geometry of Berkovich spaces over the field of Laurent series and the birational g…
math.AG2014
A logarithmic interpretation of Edixhoven's jumps for Jacobians
Dennis Eriksson, Lars Halvard Halle, Johannes Nicaise
Let be an abelian variety over a discretely valued field. Edixhoven has defined a filtration on the special fiber of the Néron model of that measures the behaviour of the N…